imperturbable
0 synonyms and 0 antonyms for imperturbable, grouped by meaning and by how common each one is.
Adj — Not capable of being, or not easily, perturbed, excited, or upset; calm and collected, even under pressure.
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Etymology
PIE word *né From Late Middle English imperturbable (“undisturbed; impossible to disturb”), borrowed from Late Latin imperturbābilis, from Latin im- (variant of in- (prefix meaning ‘not’)) + Late Latin perturbabilis (“perturbable”) (from Latin perturbō (“to confuse; to alarm, disturb, trouble, perturb”) + -bilis (suffi...
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