Imperturbableness Imperturbableness antonyms agitation discomposure upset anxiety If you know antonyms for Imperturbableness, then you can share it. Suggest antonym for Imperturbableness Imperturbableness synonyms imperturbability coolness sang-froid unflappability collectedness aplomb composure equanimity poise self-possession nonchalance Full list of synonyms (18)
