amaze

Verb

• be a mystery or bewildering to
  • This beats me!
    
  • Got me--I don't know the answer!
    
  • a vexing problem
    
  • This question really stuck me
    

• affect with wonder
  • Your ability to speak six languages amazes me!
    

Related words

• Synonyms: 
  perplex , vex , stick , get , puzzle , mystify , baffle , beat , pose , bewilder , astonish , astound