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featherbrain Antonyms

Opposite of featherbrain

Pinning down the opposite of featherbrain requires matching its exact sense, so the antonyms and opposite words below are paired with a clear noun definition and ranked by contrast strength.
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• noun (Context 1)

A foolish, scatterbrained, or frivolous person who lacks serious thought or concentration.

Usage Example

"Only a complete genius would forget to lock the front door before leaving on a two-week vacation."

Strong
genius
intellectual
mastermind
sage

Similar words to featherbrain

Words similar to featherbrain shift depending on context. Common synonyms include:

scatterbrain
birdbrain
airhead
featherhead
rattlebrain
nitwit
nincompoop
dimwit
See all synonyms of featherbrain

• Nearby Words

feat
feather
featherbed
featherbrain
featherbrained
feathered
featherhead

Cite this Entry

Wordmom. (2026). Antonyms for Featherbrain. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/featherbrain
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