Synonyms for silly Found 15 synonyms across 4 meanings for “silly”. ludicrous, foolish (adj) goofywackywhackyzany lacking seriousness (adj) airheadeddizzyempty-headedfeatherbrainedgiddylight-headedlightheaded inspiring scornful pity (adj) patheticridiculous dazed from or as if from repeated blows (adj) punch-drunkslaphappy Explore Related Words Rhymes with sillySynonyms for goofySynonyms for wackySynonyms for whackySynonyms for zanySynonyms for airheaded Synonym Finder | Rhyme Finder | Poetry Editor