Hairbrain

Synonyms for "hairbrain" (36 found)

Ranked by relevance and common usage.

Closest matches (8)

birdbrain brainless crackbrain crackpot crank cuckoo ding-a-ling dizzy

Strong matches (10)

empty headed featherbrain featherbrained featherhead flibbertigibbet fluttery frivolous gaga giddy giddybrain

Related words (18)

giddyhead harebrained kook lunatic nut rattlebrain rattlebrained rattlehead rattlepate scatterbrain scatterbrained scatterbrains screwball shallowbrain shallowpate shatterbrain thoughtless witless

Sample sentences

1 total sentences available.

Tatoeba + Wiktionary

And they that teach wisdom, patience, meekness, are the veriest dizzards, hairbrains, and most discontent.

Source: wiktionary

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.