sistercest
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Incestuous relationships between sisters.
Register: slang
Where it’s used:
Used
American English
Examples
So I played some of the DarkstaIker games recently and really liked them, but I was SO surpised when I got to this Morrigan ending and got a heavy dose of sistercest!
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “sistercest” mean?
Incestuous relationships between sisters.
Is “sistercest” formal or informal?
sistercest is generally slang.