impolitic
[adjective]
Synonyms: unwise, ill-advised, ill-judged, imprudent, indiscreet, injudicious, inadvisable, inexpedient, unadvisable, unexpedient, tactless, brash, maladroit, undiplomatic, unpolitic, untactful

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Antonyms: politic

[TahlilGaran] English Synonym Dictionary ▲

im‧pol‧i‧tic /ɪmˈpɒlətɪk, ɪmˈpɒlɪtɪk $ -ˈpɑː-/ adjective formal
behaving in a way that is not careful and that could make people think you are not sensible Synonym : unwise:
It was considered impolitic of him to spend too much time with the party radicals.

[TahlilGaran] Dictionary of Contemporary English ▲