unflappable

mod. not subject to distraction; imperturbable. She is totally unflappable.

Name	Pronounced	Usage
Caryn	KER-ən, KAR-ən	English
Arabinda	-	Bengali, Indian, Odia
Jessa	JES-ə	English
KaĞAn	-	Turkish
Arielle	ar-ee-EL	French
Valent	-	Croatian