unperturbed

adjective

un·​per·​turbed ˌən-pər-ˈtərbd 

: not worried, upset, or disquieted : not perturbed

continued unperturbed by the interruption

Synonyms

• calm
• collected
• composed
• cool
• coolheaded
• equal
• level
• limpid
• peaceful
• placid
• possessed
• recollected
• sedate
• self-composed
• self-possessed
• serene
• smooth
• together
• tranquil
• undisturbed
• unruffled
• unshaken
• untroubled
• unworried

Examples of unperturbed in a Sentence

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

Recent Examples on the Web

But despite all of these risks, investors seem largely unperturbed, with the S&P 500 Index setting another record just this week. —Royce Branning, Fortune, 30 Nov. 2024

Many share her unperturbed attitude at Beth Juliana, a residential complex with some 100 apartments and some 200 residents that was established in 1979 by and for olim, or immigrants, from the Netherlands. —Canaan Lidor, Sun Sentinel, 24 Oct. 2024

Musk appeared unperturbed by that reported warning last week. —Aysha Bagchi, USA TODAY, 28 Oct. 2024

Craig was stunned by the scene: The hacker, wearing a purple velvet smoking jacket, seemed unperturbed as agents searched his messy apartment in a Soviet-style concrete building; his wife held their baby in the kitchen, laughing with investigators. —Garrett M. Graff, WIRED, 21 Mar. 2017

Word History

First Known Use

15th century, in the meaning defined above