RichThesaurus
imperturbability
imperturbability
antonyms
agitation
nervousness
anxiety
upset
discomposure
worry
violence
turbulence
intolerance
perturbedness
noise
self-doubt
loudness
wildness
distress
disturbance
arousal
confusion
chaos
excitableness
impatience
excitability
concern
excitement
frustration
alarm
imperturbability
definitions
noun
A state of calm, unruffled self-assurance; aplomb, composure.