Tags
These are some of the most popular tags used in the collection.
- Abduction
- Ableism
- Ableist Language
- Abuse
- Abused Harry Potter
- Abused Stiles Stilinski
- Abusive Dursley Family (Harry Potter)
- Abusive Vernon Dursley
- Accidental Baby Acquisition
- Accidental Child Acquisition
- Accidental Marriage
- Accidental Relationship
- Action/Adventure
- Addiction
- Adopted Harry Potter
- Adoption
- Adventure
- Age Difference
- Agent Derek Hale
- Agent Stiles Stilinski
- Alcohol
- Alcohol Abuse/Alcoholism
- Alpha/Beta/Omega Dynamics
- Alpha/Omega
- Alternate Hogwarts House Sorting
- Alternate Universe
- Alternate Universe - Bikers
- Alternate Universe - Bilbo Baggins Remains in Erebor | The Lonely Mountain
- Alternate Universe - Canon
- Alternate Universe - Canon Divergence
- Alternate Universe - Children
- Alternate Universe - College/University
- Alternate Universe - Dystopia
- Alternate Universe - Everyone Lives/Nobody Dies
- Alternate Universe - Family
- Alternate Universe - Fusion
- Alternate Universe - Human
- Alternate Universe - Post-Apocalypse
- Alternate Universe - School
- Alternate Universe - Siblings
- Alternate Universe - Teen Wolf (TV) Fusion
- Alternate Universe - Werewolves Are Known
- Ambiguity
- Ambiguous/Open Ending
- American Sign Language
- Amnesia
- Anal
- Anal Sex
- Anger
- Angry Harry
- Angry Steve Rogers
- Angry Stiles Stilinski
- Angst
- Angst and Feels
- Angst and Fluff and Smut
- Angst and Humor
- Angst with a Happy Ending
- Anxiety
- AO3 Tags - Freeform
- Arranged Marriage
- Art
- Asexuality Spectrum
- Assault
- Athlete Ginny Weasley
- Athletes
- Attempt at Humor
- Attempted Rape/Non-Con
- Audio Content
- Avada Kedavra | Killing Curse (Harry Potter)
- Awesome
- Awesome Sheriff Stilinski (Teen Wolf)
- Awkward Derek Hale
- Awkward Flirting
- Awkwardness
- Babies
- Background Relationships
- Bad Friend Scott McCall (Teen Wolf)
- Bad Voldemort (Harry Potter)
- Badass
- BAMF Andromeda Black Tonks
- BAMF Bill Weasley
- BAMF Bucky Barnes
- BAMF Dobby (Harry Potter)
- BAMF Hermione Granger
- BAMF John Watson
- BAMF Lily Evans Potter
- BAMF Luna Lovegood
- BAMF Neville Longbottom
- BAMF Newt Scamander
- BAMF Peggy Carter
- BAMF Poppy Pomfrey
- BAMF Sherlock Holmes
- BAMF Stiles Stilinski
- BAMF Tom Riddle
- BAMF Tony Stark
- BAMFs
- Banshee Lydia Martin
- Banshees
- Bathing/Washing
- BDSM
- Beach Sex
- Beaches
- Beds
- Beta Shift Forms (Teen Wolf)
- Beverages
- Bigotry & Prejudice
- Biker Peter Hale
- Bikers
- Bilbo Baggins Has Issues
- Bilbo Baggins Has Self-Esteem Issues
- Bilbo Baggins in Erebor | The Lonely Mountain
- Blind Character
- Blind Stiles Stilinski
- Blindness
- Blood
- Blood and Injury
- Blood and Violence
- Blood Magic
- Blood Magic (Harry Potter)
- Blow Jobs
- Body Dysphoria
- Body Horror
- Body Modification
- Bonding
- Book 1
- Book 1: Harry Potter and the Philosopher's Stone
- Book 4
- Book 4: Harry Potter and the Goblet of Fire
- Book 5
- Book 5: Harry Potter and the Order of the Phoenix
- Book 6
- Book 6: Harry Potter and the Half-Blood Prince
- Boy-Who-Lived (Harry Potter)
- Boys Kissing
- Brooklyn
- Brotherhood
- Brotherly Love
- Brothers
- Bucky Barnes Feels
- Bucky Barnes Grieves
- Bucky Barnes Needs a Hug
- Bucky Barnes Recovering from Being The Winter Soldier
- Business Owner Peter Hale
- Businessman Peter Hale
- Businessmen
- Canadian John Watson
- Canon Compliant
- Canon Divergence - Movie: Captain America: The Winter Soldier (2014)
- Canon Divergence - Post-Harry Potter and the Goblet of Fire
- Canon Related
- Canon Rewrite
- Canon Universe
- Canon-Typical Violence
- Canon-Typical Winter Soldier Trauma (Marvel)
- Canonical Character Death
- Caretaker Derek Hale
- Caretaking
- Caring
- Caring Eggsy Unwin
- Case Fic
- Centaurs
- Character Bashing
- Character Death
- Character Death Fix
- Character Study
- Characters Re-Sorted Into Different Hogwarts Houses
- Child Abuse
- Child Death
- Child Stiles Stilinski
- Childhood Sweethearts
- Children
- Christmas
- Christmas Fluff
- Clones
- Clothing
- Coercion
- College
- College | University Students
- College Student Stiles Stilinski
- Coming Out
- Communication
- Communication Failure
- Community: hd_erised
- Competency
- Complete
- Confessions
- Consensual
- Consensual Sex
- Consensual Underage Sex
- Consent
- Consent Issues
- Control
- Control Issues
- Conventions
- Correspondence
- Courtship
- Crack
- Crack Treated Seriously
- Crafts
- Creepy
- Creepy Derek Hale
- Crossovers & Fandom Fusions
- Crucio | Cruciatus Curse (Harry Potter)
- Cruelty
- Cultural Differences
- Culture
- Curse Breaker Bill Weasley
- Curse Breakers (Harry Potter)
- Curse Breaking
- Curses
- Cute
- Dancing and Singing
- Dark
- Dark Cedric Diggory
- Dark Character
- Dark Harry Potter
- Dark Magic
- Dead Claudia Stilinski
- Dead People
- Death
- Deathfic
- Demisexual Derek Hale
- Demisexuality
- Depression
- Deputy Derek Hale
- Deputy Stiles Stilinski
- Derek Hale Deserves Nice Things
- Derek Hale Feels
- Derek Hale Gets Therapy
- Derek Hale Has a Plan
- Derek Hale Has Feelings
- Derek Hale Has Good Plans
- Derek Hale is Not a Failwolf
- Derek Hale is Not a Pack Alpha
- Derek Hale Takes Care of Stiles Stilinski
- Derek Hale Uses Actual Words
- Developing Friendships
- Developing Relationship
- Dimension Travel
- Disability
- Disabled Character
- Disordered Eating
- Dissociation
- Disturbing Themes
- Doctor John Watson
- Doctors & Physicians
- Dog Sirius Black
- Dogs
- Dom Voldemort (Harry Potter)
- Dom/sub
- Dom/sub Undertones
- Domestic
- Domestic Fluff
- Dominance
- Dominant Character
- Don't Like Don't Read
- Draco Malfoy Being an Asshole
- Draco Malfoy Redemption
- Drama
- Dreams
- Dreams and Nightmares
- Dreamsharing
- Drinking
- Drug Use
- Drug Withdrawal
- Drugs
- Drunkenness
- Dry Humping
- Dubious Consent
- Dwarf Culture & Customs
- Dwarf History & Lore
- Dwarves
- Dwarves (Tolkien)
- Dwarves in the Shire (Tolkien)
- Dysphoria
- Dystopia
- Eating Disorder Not Otherwise Specified
- Eating Disorders
- Eddas
- Education
- Elves
- Embedded Images
- Emotional
- Emotional Baggage
- Emotional Hurt
- Emotional Hurt/Comfort
- Emotional Manipulation
- Emotional Steve Rogers
- Emotional/Psychological Abuse
- Emotions
- Empath
- Empath Stiles Stilinski
- Empathy
- Endearments
- Enemies
- Enemies to Friends to Lovers
- Enemies to Lovers
- Epilepsy
- Episode: s02e03 The Reichenbach Fall (Sherlock BBC TV)
- Episode: s03e03 His Last Vow (Sherlock BBC TV)
- Epistolary
- Erebor | The Lonely Mountain (Tolkien)
- Established Relationship
- Euthanasia
- Eventual Derek Hale/Stiles Stilinski
- Eventual Happy Ending
- Eventual Relationships
- Eventual Romance
- Eventual Sherlock Holmes/John Watson
- Eventual Smut
- Everybody Lives
- Everyone Is Alive
- Everyone Needs A Hug
- Evil
- Evil Mary Morstan
- Evil Voldemort (Harry Potter)
- Exiled Dwarves in the Blue Mountains (Tolkien)
- Explicit Consent
- Explicit Sexual Content
- Fake/Pretend Relationship
- Faked Suicide
- Falling In Love
- Familial Abuse
- Family
- Family Drama
- Family Feels
- Family Shenanigans
- Fate
- Fate & Destiny
- FBI Agent Derek Hale
- FBI Agent Stiles Stilinski
- Federal Bureau of Investigation
- Feels
- Female Bilbo Baggins
- Female Characters
- Feral Behavior
- Feral Derek Hale
- Feral Stiles Stilinski
- Fiber Arts
- Fíli & Kíli & Thorin Oakenshield Die
- Fíli Dies (Tolkien)
- Firefighter Derek Hale
- Firefighters
- First Kiss
- First Time
- Firsts
- Fix-It
- Fix-It of Sorts
- Flashbacks
- Flirting
- Flower Crowns
- Flower Symbolism
- Flowers
- Fluff
- Fluff and Angst
- Fluff and Humor
- Folklore
- Food
- Food Issues
- Forced Marriage
- Forced Relationship
- Found Family
- Friends to Lovers
- Friendship
- Friendship/Love
- Frottage
- Full Moon
- Full Shift Werewolves
- Future
- Future Fic
- Gardens & Gardening
- Gaslighting
- Gay Sex
- Genius Tony Stark
- Geniuses
- Geralt z Rivii | Geralt of Rivia Tries
- Getting to Know Each Other
- Getting Together
- Gift Giving
- Godparent Severus Snape
- Godric's Hollow (Harry Potter)
- Golden Trio | Hermione Granger & Harry Potter & Ron Weasley Friendship
- Good Friend Neville Longbottom
- Good Pack Alpha Derek Hale
- Good Tom Riddle
- Gore
- Gossip
- Graphic Description
- Grief/Mourning
- Grinding
- Gringotts Wizarding Bank
- Growth
- Gryffindor & Slytherin Inter-House Friendships
- Gryffindor Harry Potter
- Gryffindor/Slytherin Inter-House Relationships
- H/D Erised 2018
- Hand Jobs
- Happily Ever After
- Happy Ending
- Harm to Children
- Harry Potter & Tom Riddle Attend Hogwarts Together
- Harry Potter Epilogue What Epilogue | EWE
- Harry Potter Has a Pet Snake
- Harry Potter Has a Sibling
- Harry Potter Has a Twin
- Harry Potter Has PTSD
- Harry Potter is a Horcrux
- Harry Potter is a Little Shit
- Harry Potter is Not Okay
- Harry Potter is So Done
- Harry Potter Needs a Hug
- Harry Potter was Adopted by Other(s)
- Harry Potter was Raised by Other(s)
- Headmistress Minerva McGonagall
- Hedgehogs
- Heir of Hogwarts Founders
- Heir of Slytherin
- Heir of Slytherin Harry Potter
- Hermione Granger Bashing
- Hiding Medical Issues
- Higher Education
- Hijinks & Shenanigans
- Hobbies
- Hobbits Being Assholes (Tolkien)
- Hogwarts
- Hogwarts Eighth Year
- Hogwarts Era
- Hogwarts Fifth Year
- Hogwarts First Year
- Hogwarts Houses
- Hogwarts Inter-House Friendships
- Hogwarts Inter-House Relationships
- Hogwarts Second Year
- Holidays
- Home
- Homelessness
- Homophobia
- Homophobic Language
- Honesty
- Hope
- Horcrux Hunting
- Horcruxes
- Horror
- House Elves
- How Do I Tag
- Howard Stark Being an Asshole
- Human
- Human Derek Hale
- Human Stiles Stilinski
- Humor
- Hurt
- Hurt Bucky Barnes
- Hurt Derek Hale
- Hurt Peter Hale
- Hurt Stiles Stilinski
- Hurt/Comfort
- I Will Go Down With This Ship
- Identity
- Identity Issues
- Identity Porn
- Identity Reveal
- Illnesses
- Immortal Jaskier | Dandelion
- Immortals
- Imperio | Imperius Curse (Harry Potter)
- Implied/Referenced Abuse
- Implied/Referenced Alcohol Abuse/Alcoholism
- Implied/Referenced Character Death
- Implied/Referenced Child Abuse
- Implied/Referenced Drug Addiction
- Implied/Referenced Homophobia
- Implied/Referenced Rape/Non-con
- Implied/Referenced Sexual Assault
- Implied/Referenced Suicide
- Implied/Referenced Underage
- Implied/Referenced Underage Sex
- Imprisonment
- Independent Harry Potter
- Infant Death
- Infant Sherlock Holmes
- Injured Stiles Stilinski
- Injury
- Ink
- Insane Harry Potter
- Insanity
- Insomnia
- Inspired by Fanfiction
- Internalized Homophobia
- Intoxication
- Invisibility Cloak (Harry Potter)
- Issues
- Italics
- James Potter Bashing
- James Potter Lives
- JARVIS the AI Ships It (Marvel)
- Jaskier | Dandelion & Yennefer z Vengerbergu | Yennefer of Vengerberg Friendship
- Jealous Bucky Barnes
- Jealous Stiles Stilinski
- Jealous Thorin Oakenshield
- Jealousy
- Jewelry
- Johnlock Roulette
- Kaer Morhen's Fanon Hot Springs (The Witcher)
- Kidnapping
- Kíli Dies (Tolkien)
- Killing
- Kind Harry Potter
- Kindness
- Kink Meme
- Kinks
- Kissing
- Knitting
- Knotting
- Language
- Language of Flowers
- Law Enforcement
- Legilimency (Harry Potter)
- Letters
- LGBTQ Themes
- Light Angst
- Light Dom/sub
- Light-Hearted
- Lily Evans Potter Lives
- Long-Lived Jaskier | Dandelion
- Loss
- Loss of Control
- Loss of Virginity
- Love
- Love Confessions
- Love Letters
- Lovers
- Lovers to Friends
- Lucius Malfoy Bashing
- Lust at First Sight
- Magic
- Magical Realism
- Magical Stiles Stilinski
- Magical Tattoos
- Magical Theory (Harry Potter)
- Magically Powerful Harry Potter
- Major Illness
- Male Slash
- Male-Female Friendship
- Malfoy Manor (Harry Potter)
- Manipulation
- Manipulative Albus Dumbledore
- Manipulative Tom Riddle
- Marauders Era (Harry Potter)
- Marriage
- Marriage Proposal
- Master of Death (Harry Potter)
- Master of Death Harry Potter
- Medical
- Medical Conditions
- Medical Professionals
- Medical Trauma
- Memory Loss
- Memory Related
- Mental Coercion
- Mental Health Issues
- Mental Instability
- Mentor Barty Crouch Jr.
- Mentor Severus Snape
- Mentor Voldemort (Harry Potter)
- Mentors
- Merpeople
- Middle Earth Politics (Tolkien)
- Mild Hurt/Comfort
- Military
- Military Soldier Bucky Barnes
- Military Soldier Tony Stark
- Mind Control
- Minister for Magic Tom Riddle
- Minor Character Death
- Minor Draco Malfoy/Pansy Parkinson
- Minor Hannah Abbott/Neville Longbottom
- Minor Hermione Granger/Ron Weasley
- Minor Kíli (Tolkien)/Tauriel (Hobbit Movies)
- Minor Luna Lovegood/Ginny Weasley
- Miscommunication
- Misguided Albus Dumbledore
- Misunderstandings
- Monster of the Week
- Moon
- Moral Ambiguity
- Morality
- Morally Ambiguous Character
- Morally Grey Harry Potter
- Movie Night
- Mpreg | Male Pregnancy
- Murder
- Music
- Mute Stiles Stilinski
- Muteness
- Mutual Pining
- Mystery
- Mythical Beings & Creatures
- NaNoWriMo
- NaNoWriMo 2015
- Necromancy
- New York
- New York City
- Nightmares
- No Albus Dumbledore Bashing
- No Character Bashing
- No Hermione Granger Bashing
- No Ron Weasley Bashing
- No Smut
- No Underage Sex
- Non-Consensual
- Non-Consensual Body Modification
- Non-Consensual Drug Use
- Non-Human Jaskier | Dandelion
- Not Beta Read
- Not Canon Compliant
- Not Canon Compliant - Harry Potter and the Order of the Phoenix
- Not Epilogue Compliant
- Not Really Character Death
- Not Season/Series 03 Compliant
- Not Underage
- Number Twelve Grimmauld Place
- Oblivious
- Oblivious Derek Hale
- Oblivious Dwarves
- Oblivious Harry Potter
- Oblivious Stiles Stilinski
- Obscurus (Harry Potter)
- Occlumency (Harry Potter)
- Omega Verse
- One-Sided Relationship
- Oral Sex
- Order of the Phoenix (Harry Potter)
- Original Character Death(s)
- Other Additional Tags to Be Added
- Pack
- Pack Alpha Derek Hale
- Pack Alpha Scott McCall (Teen Wolf)
- Pack Beta Derek Hale
- Pack Bonding
- Pack Dynamics
- Pack Feels
- Panic
- Panic Attacks
- Paranormal
- Parasites
- Parent John Watson
- Parent Merlin (Kingsman)
- Parent Remus Lupin
- Parent Severus Snape
- Parent Sherlock Holmes
- Parent Stiles Stilinski
- Parent Voldemort (Harry Potter)
- Parent-Child Relationship
- Parental Tony Stark
- Parenthood
- Parents Sherlock Holmes/John Watson
- Parselmouth Harry Potter
- Parselmouths & Parseltongue (Harry Potter)
- Past Abuse
- Past Child Abuse
- Past Drug Use
- Past Lydia Martin/Stiles Stilinski
- Past Relationship(s)
- Past Stiles Stilinski/Jackson Whittemore
- Patricide
- Period Typical Attitudes
- Period-Typical Homophobia
- Personal Growth
- Pet Owner Harry Potter
- Pets
- Petunia Evans Dursley Bashing
- Pining
- Pining Bucky Barnes
- Plans
- Plot
- Podfic
- Podfic Available
- Poetry
- Police
- Police Officer Derek Hale
- Police Officer Stiles Stilinski
- Political Harry Potter
- Politics
- Polyamorous Character
- Polyamory
- Porn
- Porn With Plot
- Portals
- Possessive Behavior
- Possessive Cedric Diggory
- Possessive Tom Riddle
- Possessive Voldemort (Harry Potter)
- Post-Apocalypse
- Post-Battle of Five Armies
- Post-Episode: s02e03 The Reichenbach Fall (Sherlock BBC TV)
- Post-Episode: s03e03 His Last Vow (Sherlock BBC TV)
- Post-Hogwarts
- Post-Nogitsune Arc (Teen Wolf)
- Post-Nogitsune Stiles Stilinski
- Post-Possession
- Post-Reichenbach
- Post-Season/Series
- Post-Season/Series 03
- Post-Second Wizarding War with Voldemort (Harry Potter)
- Post-Sherlock (BBC TV 2010) Series 3
- Post-Traumatic Stress Disorder - PTSD
- Post-War
- POV Alternating
- POV Derek Hale
- POV John
- POV John Watson
- POV Male Character
- POV Multiple
- POV Peter Hale
- POV Severus Snape
- POV Tom Riddle
- Powerful Harry Potter
- Powerful Neville Longbottom
- Pre-Hogwarts
- Pre-Relationship
- Pre-Slash
- Pregnancy
- President's Kid Stiles Stilinski
- Prisoner Voldemort (Harry Potter)
- Problems
- Professor Neville Longbottom
- Professors
- Protective Bucky Barnes
- Protective Cedric Diggory
- Protective Newt Scamander
- Protective Peter Parker
- Protective Remus Lupin
- Protective Ron Weasley
- Protective Slytherins
- Protectiveness
- Psychic Abilities
- Psychic Bond
- Psychic John Watson
- Psychology
- Puns & Word Play
- Pureblood Culture (Harry Potter)
- Pureblood Politics (Harry Potter)
- Purebloods (Harry Potter)
- Queer Themes
- Quest of Erebor (Tolkien)
- Quests
- Quidditch
- Quidditch Player Ginny Weasley
- Raising Harry Potter
- Rape
- Rape/Non-con Elements
- Rare Pairings
- Rare Relationships
- Ravenclaw Harry Potter
- Realistic
- Redemption
- References to Depression
- References to Norse Religion & Lore
- Reichenbach Falls (Sherlock Holmes)
- Relationship Problems
- Relationship(s)
- Remus Lupin Needs a Hug
- Remus Lupin Raises Harry Potter
- Retelling
- Retirement
- Returning Home
- Reunions
- Reveal
- Revenge
- Rimming
- Rings
- Rings of Power (Tolkien)
- Roller Coasters
- Romance
- Romantic Bucky Barnes
- Ron Weasley Bashing
- Roommates
- Roxy is a Little Shit
- Rumors
- Runes
- Sad
- Sane Tom Riddle
- Sane Voldemort (Harry Potter)
- Sassy
- Sassy Peter Parker
- Scenting
- Scents & Smells
- School
- Scott McCall Bashing (Teen Wolf)
- Screen Reader Friendly
- Seaside
- Season/Series 03
- Seizures
- Self-Esteem
- Self-Esteem Issues
- Self-Harm
- Senses
- Sentinel/Guide
- Sentinel/Guide Bonding
- Serious
- Severitus | Severus Snape is Harry Potter's Parent
- Severus Snape Has a Heart
- Severus Snape is Draco Malfoy's Godparent
- Severus Snape is Lord Prince
- Severus Snape-centric
- Sex
- Sex in Beta Shift Form (Teen Wolf)
- Sexual Assault
- Sexual Content
- Sexual Identity
- Sexual Inexperience
- Sexual Tension
- Shapeshifting
- Sharing
- Sharing a Bed
- Sharing a Room
- Sheriff Stilinski is President (Teen Wolf)
- Sheriff Stilinski Knows (Teen Wolf)
- Sheriff Stilinski Knows About Werewolves (Teen Wolf)
- Sheriff Stilinski's Name (Teen Wolf)
- Sheriff Stilinski's Name is John (Teen Wolf)
- Sherlock (BBC TV 2010) Series 3
- SHIELD Agent Tony Stark
- Shipping
- Shooting
- Shower Sex
- Showers
- Sibling Love
- Siblings
- Sign Language
- Singing
- Single Parent Remus Lupin
- Single Parent Stiles Stilinski
- Single Parents
- Sirius Black as Padfoot
- Sirius Black is Lord Black
- Sirius Black Lives
- Sirius Black Needs a Hug
- Sirius Black Raises Harry Potter
- Size Difference
- Slash
- Slow Build
- Slow Build Derek Hale/Stiles Stilinski
- Slow Burn
- Slurs
- Slut Bucky Barnes
- Slytherin
- Slytherin Cedric Diggory
- Slytherin Harry Potter
- Slytherin Pride
- Slytherin Ron Weasley
- Slytherins Being Slytherins
- Smart Ron Weasley
- Smart Tony Stark
- Smart Voldemort (Harry Potter)
- Smut
- Snakes
- Sneakiness
- Sneaky Harry Potter
- Social Networking
- Socially Awkward Derek Hale
- Socks
- Soft
- Soft Merlin (Merlin)
- Soft Witchers (The Witcher)
- Soldiers
- Some Humor
- Somewhat Good Tom Riddle
- Soul Bond
- Soulmates
- Spark Stiles Stilinski
- Spells & Enchantments
- Spirits
- Sports
- Squib Harry Potter
- Squibs (Harry Potter)
- Stabbing
- Statutory Rape
- Steter Week (Teen Wolf)
- Steve Rogers Needs a Hug
- Stiles Stilinski Feels
- Stiles Stilinski Has Nightmares
- Stiles Stilinski Has Trauma from the Nogitsune
- Stiles Stilinski is Not Okay
- Stiles Stilinski Knits
- Stilinski Family Feels (Teen Wolf)
- Student Bucky Barnes
- Student Stiles Stilinski
- Students
- Study of Ancient Runes (Harry Potter)
- Substance Abuse
- Suffering
- Suicidal Thoughts
- Suicide
- Supernatural Bonds
- Supernatural Elements
- Superstition
- Surgery
- Surveillance
- Suspense
- Symbolism
- Talking To Dead People
- Tattoo Artist Enjin (Gachiakuta)
- Tattooed Peter Hale
- Tattoos
- Tea
- Teen John Watson
- Teen Pregnancy
- Teen Sherlock Holmes
- Teen Sherlock Holmes/Teen John Watson
- Teenage Parents
- Teenagers
- Temporary Character Death
- Tension
- The Burrow (Harry Potter)
- The Dark Arts (Harry Potter)
- The Hale Family Lives (Teen Wolf)
- The Law of Surprise (The Witcher)
- The One Ring | Sauron's Ring of Power (Tolkien)
- The One Ring | Sauron's Ring of Power is Dangerous (Tolkien)
- The Shire (Tolkien)
- Therapy
- Thorin Oakenshield Dies
- Threats
- Time Travel
- Time Travel Fix-It
- Timeline What Timeline
- Tom Riddle's Diary
- Tony Stark Acting as Peter Parker's Parental Figure
- Tony Stark Has a Heart
- Tony Stark Makes Bucky Barnes An Arm
- Tony Stark Needs a Hug
- Top/Bottom Versatile Derek Hale
- Top/Bottom Versatile Stiles Stilinski
- Torture
- Touch-Starved
- Trauma
- Traumatized Stiles Stilinski
- Travel
- Triggers
- True Alpha Scott McCall (Teen Wolf)
- True Alphas (Teen Wolf)
- True Love
- Truth
- Under the Influence of Horcruxes
- Underage
- Underage Drinking
- Underage Sex - Freeform
- Underage Substance Use
- Undercover
- Undercover Cop Derek Hale
- Undercover Derek Hale
- Unforgivable Curses (Harry Potter)
- United States
- University
- Unplanned Pregnancy
- Unreliable Narrator
- Unrequited
- Unrequited Love
- Unresolved Sexual Tension
- Unresolved Tension
- Vacation
- Vietnam War
- Violence
- Virgin Sherlock Holmes
- Virginity
- Voldemort is Harry Potter's Parent
- Voyeurism
- War
- Wards (Harry Potter)
- Warning: Kate Argent
- Warning: Tom Riddle
- Warnings May Change
- Weasley Family Bashing (Harry Potter)
- Were-Creatures
- Werecreature Derek Hale
- Werewolf Conferences & Conventions
- Werewolf Courting
- Werewolf Culture
- Werewolf Derek Hale
- Werewolf Lore
- Werewolf Politics
- Werewolves
- What-If
- Winter at Kaer Morhen (The Witcher)
- Witcher Jaskier | Dandelion
- With A Twist
- Withdrawal
- Wizarding Politics (Harry Potter)
- Wizarding Traditions (Harry Potter)
- Wolf Derek Hale
- Wolves
- Writer Stiles Stilinski
- Writers
- Writing
- Wrong Boy-Who-Lived (Harry Potter)
- Young
- Young Severus Snape
- Young Sherlock Holmes
- Young Stiles Stilinski
- Young Tom Riddle