disconcerted

be disconcerted by a sudden attack

Bright light disconcerted her.

the abrupt change of subject disconcerted her.

Forgetting his speech disconcerted the speaker.

is disconcerted by sarcastic remarks;

The young madam was disconcerted to discover that she was being watched.

It does not become disconcerted, but adjusts to its divine work the man who has bestridden the Alps, and the good old tottering invalid of Father Elysee.