The SmutWords Glossary

Every trope, kink, fetish, and dynamic explained in plain language — plus real books to read for each one.

All Tropes Kinks Fetishes Dynamics Practices
All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
kink

Keyholding

Keyholding is the practice where one partner controls access to the other's chastity device or, more broadly, their sexual release, keeping the keys as a symbol of that authority.

practice

Kink Negotiation

Kink negotiation is the pre-scene conversation where partners explicitly agree on what will and will not happen, including activities, limits, safewords, and aftercare preferences, before any play begins.

kink

Kitten Play

Kitten play is a form of pet play where one partner takes on the role of a kitten, complete with behaviors like purring, meowing, nuzzling, and pawing, while the other acts as a caretaker or owner, often directing or praising them.

dynamic

Knot/Knotting Dynamic

A dynamic where one partner, often a shifter or nonhuman character, develops a swelling or physical tie at the base of the penis during intercourse, locking them together until it subsides, emphasizing primal possession and completion.

kink

Knotting Kink

A fictional or roleplay scenario where a character with animalistic traits (typically a shifter or monster) develops a physical knot at the base of their penis during sex, locking them inside their partner until it subsides.

dynamic

Kraken Romance

A romance plot where one love interest is a kraken, a giant sea creature, often capable of shapeshifting or granting humans underwater survival, and the relationship navigates the divide between land and sea.