Synonyms for filter Found 9 synonyms across 3 meanings for “filter”. remove by passing through a filter (verb) filtratestrain pass through (verb) percolatepermeate run or flow slowly, as in drops or in an unsteady stream (verb) trickledribble Explore Related Words Rhymes with filterSynonyms for filtrateSynonyms for strainSynonyms for percolateSynonyms for permeateSynonyms for trickle Synonym Finder | Rhyme Finder | Poetry Editor