/ Thesaurus / P Synonyms of ponstel Find synonyms for: Noun1. mefenamic acid, Ponstel, nonsteroidal anti-inflammatory, nonsteroidal anti-inflammatory drug, NSAIDusage: a nonsteroidal anti-inflammatory and analgesic drug (trade name Ponstel) used to treat mild pain (especially menstrual cramps)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: respite Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language