Find Synonyms
lamebrain Synonyms
Another word for lamebrain
Choosing another word for lamebrain depends on context, so the 19 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
• noun (Context 1)
A foolish, stupid, or dull-witted person (informal).
Usage Example
"Some dimwit left the freezer door open all night, and everything inside melted."
Strongest
dimwit
nitwit
halfwit
birdbrain
numbskull
blockhead
fool
idiot
Strong
dunce
dolt
• adjective (Context 2)
Foolish, stupid, or poorly thought out (informal).
Usage Example
"They abandoned the lamebrained scheme after realizing how much money it would lose."
Strongest
lamebrained
harebrained
foolish
stupid
Strong
idiotic
featherbrained
pea-brained
half-baked
scatterbrained
Opposites of lamebrain
The opposite of lamebrain shifts depending on context. Common opposites include:
genius
smart
intelligent
brainiac
clever
mastermind
sensible
wise
Cite this Entry
Wordmom. (2026). Synonyms for Lamebrain. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/lamebrain