Synonyms for heft Found 7 synonyms across 2 meanings for “heft”. the property of being large in mass (noun) heftinessmassivenessponderousnessponderosity lift or elevate (verb) heave Explore Related Words Rhymes with heftSynonyms for heftinessSynonyms for massivenessSynonyms for ponderousnessSynonyms for ponderositySynonyms for heave Synonym Finder | Rhyme Finder | Poetry Editor