태연해요 · 태연했어요 · 태연한 (+noun)
calm, nonchalant, unperturbed
Example
그는 거짓말을 하고도 태연한 얼굴이었어요.
Even after lying, he kept a straight face.
Word parts
태 calm+연 -ly
Literally 'calmly, at ease'.
Good to know
Often slightly negative: acting calm when you shouldn't be, as in 태연하게 거짓말하다.
Related words