Synonyms for weakly Found 7 synonyms across 1 meaning for “weakly”. lacking bodily or muscular strength or vitality (adj) decrepitdebilefeebleinfirmricketysaplessweak Explore Related Words Rhymes with weaklySynonyms for decrepitSynonyms for debileSynonyms for feebleSynonyms for infirmSynonyms for rickety Synonym Finder | Rhyme Finder | Poetry Editor