(1) Feeling or caused to feel uneasy and self-conscious
(2) Exhibiting mental discomfort
(3) Ill at ease
embarrassed
ashamed
shamefaced
remorseful
conscience-stricken
mortified
humiliated
humbled
chagrined
crestfallen
sheepish
red-faced
blushing
put out of countenance
with one's tail between one's legs
taken aback
disconcerted
discomfited
fazed
disturbed
floored
embarrass
At ease
Composed
Emboldened
Proud
Reassured