flustered
verb
Definitions
To make hot and rosy, as with drinking.
(by extension) To confuse; befuddle; throw into panic by making overwrought with confusion.
Example: He seemed to get flustered when speaking in front of too many people.
To be in a heat or bustle; to be agitated and confused.
adjective
Definitions
Confused, befuddled, in a state of panic by having become overwrought with confusion.
Example: The speaker became quite flustered when she dropped all her notes.