selfcest

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

  1. 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...
    • 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...
    • '"The Time Traveler's Wife” having selfcest was not on my 2022 bingo card,' another [Twitter] user commented. - 2022 May 25, Erica Tempesta, “'Selfcest was not on my 2022 bingo card': The Time Traveler's Wife baffles...

Origin

From self- + -cest.