Synonyms for fussy Found 12 synonyms across 3 meanings for “fussy”. annoyed and irritable (adj) crabbedcrabbycrossgrouchygrumpybad-temperedill-tempered overcrowded or cluttered with detail (adj) busy exacting especially about details (adj) finicalfinickyparticularpicky Explore Related Words Rhymes with fussySynonyms for crabbedSynonyms for crabbySynonyms for crossSynonyms for grouchySynonyms for grumpy Synonym Finder | Rhyme Finder | Poetry Editor