Synonyms of unperturbed

unperturbed

adjective

ˌən-pər-ˈtərbd 

as in calm

free from emotional or mental agitation

remained unperturbed despite the latest problems in the construction of their new house

Synonyms & Similar Words

• calm
• serene
• peaceful
• composed
• collected
• tranquil
• unruffled
• placid
• undisturbed
• possessed
• smooth
• unworried
• untroubled
• unshaken
• confident
• at peace
• steady
• sedate
• limpid
• recollected
• cool
• level
• relieved
• centered
• relaxed
• self-possessed
• equal
• nonchalant
• together
• coolheaded
• imperturbable
• self-composed
• mellow
• unflappable
• unconcerned
• detached
• equable
• well-balanced
• unshakable
• nerveless
• carefree
• easygoing
• aloof
• affable
• assured
• even-keeled
• impassive
• indifferent
• dispassionate
• disciplined
• phlegmatic
• sober
• well-adjusted
• even
• tranquilized
• breezy
• bovine
• stolid
• laid-back
• self-contained
• self-controlled
• self-assured
• happy-go-lucky
• loosey-goosey
• devil-may-care

Antonyms & Near Antonyms

• perturbed
• upset
• disturbed
• agitated
• anxious
• bothered
• distressed
• uneasy
• unsettled
• unstrung
• worried
• nervous
• flustered
• restless
• discomposed
• unquiet
• unhinged
• unglued
• tense
• jittery
• unstable
• jumpy
• skittish
• uptight
• high-strung

Example Sentences

Recent Examples of unperturbed

But market watchers seemed unperturbed by mounting pressure on the British economy. — Chloe Taylor, CNBC, 24 Apr. 2026

Marching alongside a column of protesters through the city of Borujerd in western Iran, a middle-aged woman appeared unperturbed by the blood streaming down her chin. — Behnam Ben Taleblu, The Atlantic, 9 Jan. 2026

Unusual behavior at the comet's closest approach Regardless, the comet would have continued along its orbit unperturbed by what was happening on Earth. — Keith Cooper, Space.com, 16 Dec. 2025

Her late-19th-century garb is half undone, but her sun hat unperturbed. — Jane Borden, Rolling Stone, 15 Nov. 2025