perplexed
adjective /pəˈplekst/
  /pərˈplekst/
- confused and anxious because you are unable to understand something; showing this
- a perplexed expression
 - She looked perplexed.
 
Extra Examples- Gary looked rather perplexed.
 - Investigators are perplexed by the pilot's mistake.
 - She looked a little perplexed.
 - We are all perplexed as to how this happened.
 
Oxford Collocations Dictionaryverbs- be
 - feel
 - look
 - …
 
- extremely
 - fairly
 - very
 - …