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Pronunciation varies by accent · verb
(transitive) To make untranquil; to disturb the calmness of..
Use untranquilize when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Untranquilize means (transitive) To make untranquil; to disturb the calmness of..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use untranquilize where its definition matches the intended context.
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