/
ˈstjuːpɪfʌɪ/
v.
 (stupefies, stupefying, stupefied)
  - make (someone) unable to think or feel properly.
 - astonish and shock.
 
Derivative
- stupefaction n.
  - stupefier n.
  - stupefying adj.
  - stupefyingly adv.
 
Etymology
ME: from Fr. stupéfier, from L. stupefacere, from stupere ‘be struck senseless’.