narrow-minded
[adjective]
Synonyms: intolerant, bigoted, hidebound, illiberal, opinionated, parochial, prejudiced, provincial, small-minded

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Antonyms: broad-minded

[TahlilGaran] English Synonym Dictionary ▲

ˌnarrow-ˈminded / $ ˈ.. ˌ../ adjective
unwilling to accept or understand new or different ideas, opinions, or customs Synonym : prejudiced Antonym : broadminded:
His attitude is narrow-minded and insensitive.
narrow-minded nationalism
—narrow-mindedness noun [uncountable]

[TahlilGaran] Dictionary of Contemporary English ▲

narrow-minded
to be unwilling to accept or understand new ideas
My uncle is very narrow-minded and he is not flexible at all about anything.

[TahlilGaran] English Idioms Dictionary ▲

narrow minded
adj. phr. Limited in outlook; resistant to new ideas; bigoted.
He is generally very open about everything, but when it comes to politics, he is terribly narrow-minded.

[TahlilGaran] English Idioms Dictionary ▲