fluster
/ˈflʌstər/
noun
- A state of nervous confusion or agitation.
- The actor was in a fluster before going on stage.
- His fluster was obvious when he dropped his papers.
- She was in a fluster because she couldn't find her keys.
verb
- To make someone nervous, confused, or upset, especially by rushing or surprising them.
- Don't let the noise fluster you while you're trying to work.
- The sudden question flustered the speaker and she forgot her answer.
- He was flustered by the unexpected visit from his boss.