Meanings
adjectivetwincestuous (comparative more twincestuous, superlative most twincestuous)
comparative more twincestuous · superlative most twincestuous
- informalrarePertaining to or engaging in twincest.
Synonyms & antonyms
Also see
Origin
Blend of twin + incestuous.
Full word history & related roots →Cite this entry
APA
twincestuous. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/twincestuous
MLA
“twincestuous.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/twincestuous. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “twincestuous,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/twincestuous.
Source: twincestuous on Wiktionary, CC BY-SA 4.0.