C2 noun /ɪmˌpɜːrtərbəˈbɪləti/
imperturbability
अविचलता
Meaning
The quality of being calm and not easily disturbed or upset.
Example
Her imperturbability during the crisis impressed everyone.
संकट के दौरान उसकी अविचलता ने सभी को प्रभावित किया।