out of countenance

Uneasy; ashamed. I'm sorry if I'm quiet—I made a big mistake at work today, and it really put me out of countenance.

Name	Pronounced	Usage
Salud	sah-LOOD	Spanish
Kastor	-	Greek Mythology
Neville	NEV-əl	English (British)
Brynhild	-	Norwegian, Norse Mythology
Abbott	['æbət]
Vali	-	Romanian