unperturbed
🇺🇸
/ˌʌnpərˈtɜːrbd/
🇬🇧
/ˌʌnpəˈtɜːbd/
adjective
R
Calm and not bothered by something.
Even with the sudden noise, she remained unperturbed and continued her work.
translation
Calm and not bothered by something.