/ Thesaurus / S Synonyms of self abuse Find synonyms for: Noun1. self-stimulation, self-abuse, masturbation, onanismusage: manual stimulation of your own genital organ for sexual pleasureWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: eccentric Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language