Breadcrumb Home > Thesaurus > K Cite Synonyms of kavrin Find synonyms for: Noun1. papaverine, Kavrin, muscle relaxantusage: an alkaloid medicine (trade name Kavrin) obtained from opium; used to relax smooth muscles; it is nonaddictiveWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News The Holocaust (1933–1945) Chinese New Year History, Meaning, and Celebrations Noble Titles and Ranks in a Monarchy The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language