Word.ws English Dictionary

selfcest

Syllables: self·cestUK/ˈsɛlf.sɛst/

selfcest noun: sexual activity with an alternate version of oneself, such as a clone, duplicate, alter ego, or a version of oneself from a different time or alternate universe.

Noun

selfcest (uncountable)

  1. (slang) Sexual activity with an alternate version of oneself, such as a clone, duplicate, alter ego, or a version of oneself from a different time or alternate universe.
    • And this is where selfcest comes in. For those unfamiliar with Adventure Time, it has two series: the main, phallogocentric one, Adventure Time, and another spin-off version, Adventure Time: Fionna and Cake, in which gender-flipped versions of the original characters are presented. Marceline spawns...2013 April, Boo Patrick, “Selfcest”, in Manifesto, University of New South Wales College of Fine Arts, archived from the original on 27 Sep 2021, page 8
    • Several Loki fans shared their horror over the idea of Loki and Sylvie getting together, as it would be an example of selfcest.2021 July 2, Sabrina Barr, “Loki fans defend Marvel series over ‘queerbaiting’ claims as director says God of Mischief’s bisexuality won’t be explored further”, in Metro, London

Forms of selfcest

alternative formself-cest

Origin of selfcest

From self + -cest.

Questions about selfcest

What does selfcest mean?
Selfcest means sexual activity with an alternate version of oneself, such as a clone, duplicate, alter ego, or a version of oneself from a different time or alternate universe.
What part of speech is selfcest?
Selfcest is a noun.
How do you pronounce selfcest?
Selfcest is pronounced /ˈsɛlf.sɛst/ (UK).

Words near selfcest in the dictionary

  1. selfawarewolves
  2. selfbow
  3. selfbows
  4. selfbuild
  5. selfbuilds
  6. selfcest
  7. selfcircumcision
  8. selfcondensation
  9. selfcondensations
  10. selfcongratulatory
  11. selfconjugate

Source and license

Adapted from Wiktionary: selfcest (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-selfcest.wav.

Cite this entry: “selfcest.” Word.ws, https://word.ws/selfcest. Based on Wiktionary, CC BY-SA 4.0.