have (someone) under (one's) spell

To be extremely fascinating, enchanting, or seductive to someone and have him or her under one's control or influence as a result. Our son has never acted out like this before. I think that new friend of his must have him under his spell. I would normally never rush into a relationship this quickly, but Susan has me completely under her spell. Such was the magnitude of the duchess's beauty that she has had countless men under her spell.

Common Names:

Name	Pronounced	Usage
Betrys	BET-rees	Welsh
Marylou	mer-ee-LOO, mar-ee-LOO	English
Hermokrates	-	Ancient Greek
Armstrong	['a:mstrɔŋ]
Grusha	-	Russian
Alexej	-	Czech, Slovak