及物动词

1. 使震惊;使惊呆;使惊愕;使神志不清
If something stupefies you, it shocks or surprises you so much that you cannot think properly for a while.

1. make senseless or dizzy by or as if by a blow

e.g. stun fish

Synonym: stun

2. be a mystery or bewildering to

e.g. This beats me!
Got me--I don't know the answer!
a vexing problem
This question really stuck me

Synonym: perplexvexstickgetpuzzlemystifybafflebeatposebewilderflummoxnonplusgravelamazedumbfound

3. make dull or stupid or muddle with drunkenness or infatuation

Synonym: besot