Synonyms for tremor Found 4 synonyms across 3 meanings for “tremor”. an involuntary vibration (as if from illness or fear) (noun) shudder a small earthquake (noun) microseism shake with seismic vibrations (verb) quake Explore Related Words Rhymes with tremorSynonyms for shudderSynonyms for microseismSynonyms for quake Synonym Finder | Rhyme Finder | Poetry Editor