Sistercest

//sɪsˈtəˈsɛst// noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    Incestuous relationships between sisters. slang, uncountable

    "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!"

Example

More 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!"

Etymology

From sister + -cest.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.