unperturbed
Cool under pressure
Unperturbed means calm and undisturbed, not thrown off by difficulties or provocations.
Someone unperturbed by criticism continues unfazed; a person unperturbed by chaos remains composed amid disorder.
She seemed unperturbed by the delay.
The word suggests either genuine equanimity or a deliberate refusal to show distress.
Calm and untroubled
- placidCalm, undisturbed
- peacefulFree from disturbance
- sereneUntroubled and composed
- unruffledEmotionally undisturbed, placid
unbothered · undisturbed · untroubled · relaxed · at ease · unflustered · steady · settled
Calm and self-possessed
- poisedCalm and controlled
- self-possessedCalm and confident
- unflappableImpossible to disturb
- coolCalm or fashionable
controlled · self-controlled · dignified · graceful · assured · confident · balanced · together
Without visible emotion
- unmovedNot stirred physically/emotionally
- unshakenRemaining firm and steady
- unemotionalLacking outward feeling
- dispassionateFree from emotional involvement
detached · indifferent · philosophical · resigned · accepting · phlegmatic · stoical · nonchalant
tranquil
Calm and untroubled
unruffled · unbothered · undisturbed · untroubled · relaxed · at ease · unflustered · steady · settled · quiet
collected
Calm and self-possessed
- poisedCalm and controlled
- self-possessedCalm and confident
- unflappableImpossible to disturb
cool · controlled · self-controlled · dignified · graceful · assured · confident · balanced · together · unfazed
impassive
Without visible emotion
- unmovedNot stirred physically/emotionally
- unshakenRemaining firm and steady
- unemotionalLacking outward feeling
dispassionate · detached · indifferent · philosophical · resigned · accepting · phlegmatic · stoical · nonchalant · apathetic
- unshakeableunflappable, unfazed, unbothered, resilient, stoic
- contemplativecontemplative, introspective, reflective, pensive, meditative
perturb, perturbed, imperturbable, perturbing, perturbation, perturbs, imperturbably, imperturbability