Sibcest
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Sexual or romantic relations between siblings. rare, uncountable
"There's no word yet on if this modern-day version of Cruel Intentions will have any sibcest, but if Cruel Intentions is any indication, this series will be sure to have some jaw-dropping moments."
Example
More examples"There's no word yet on if this modern-day version of Cruel Intentions will have any sibcest, but if Cruel Intentions is any indication, this series will be sure to have some jaw-dropping moments."
Etymology
From sibling + -cest.
More for "sibcest"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.