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thickheaded Antonyms

Opposite of thickheaded

Because the opposite of thickheaded shifts with each meaning, the 13 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Slow to understand or learn; lacking intelligence or mental acuity.

Usage Example

"It was a quick-witted mistake to ignore the clear warning signs on the financial report."

Strongest
quick-witted
sharp
bright
intelligent
clever
Strong
astute
shrewd
perceptive

• adjective (Context 2)

Unreasonably stubborn, obstinate, or unwilling to listen to reason.

Usage Example

"He was too open-minded to admit that his initial routing plan was flawed."

Strongest
open-minded
reasonable
Strong
flexible
amenable
compliant

Similar words to thickheaded

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

dense
slow-witted
dim-witted
pigheaded
bullheaded
obtuse
blockheaded
thick
See all synonyms of thickheaded

Cite this Entry


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