/ Thesaurus / T Synonyms of tholepin Find synonyms for: Noun1. peg, pin, thole, tholepin, rowlock, oarlock, holderusage: a holder attached to the gunwale of a boat that holds the oar in place and acts as a fulcrum for rowingWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: aversion Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language