opčiniti

1. to enthrall; to captivate
   Opčinila ga je svojim osmehom već prve večeri. — She captivated him with her smile on the very first evening.
   Publika je bila opčinjena njenim glasom. — The audience was enthralled by her voice.
2. (by magic) to bewitch
   Veštica je opčinila princa i on je zaspao. — The witch bewitched the prince and he fell asleep.

Often used as a participle: biti opčinjen čim "to be enthralled by something".