Synonyms for scour Found 4 synonyms across 3 meanings for “scour”. clean with hard rubbing (verb) scrub rub hard or scrub (verb) abrade rinse, clean, or empty with a liquid (verb) flushpurge Explore Related Words Rhymes with scourSynonyms for scrubSynonyms for abradeSynonyms for flushSynonyms for purge Synonym Finder | Rhyme Finder | Poetry Editor