/ Thesaurus / R Synonyms of rappeller Find synonyms for: Noun1. abseiler, rappeller, descenderusage: a person who descends down a nearly vertical face by using a doubled rope that is wrapped around the body and attached to some high pointWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language