/ Thesaurus / F Synonyms of flushless toilet Find synonyms for: Noun1. flushless toilet, toilet, can, commode, crapper, pot, potty, stool, throneusage: a toilet that relies on bacteria to break down waste matter (instead of using water)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language