vacillate between

vacillate between (someone and someone else) (or something and something else)

to waver between a choice of people or a choice of things. He kept vacillating between Fred and Alice. Wayne vacillated between chocolate and vanilla.

Common Names:

Name	Pronounced	Usage
Trine	-	Danish
Hudson	['hʌdsn]
Annalise	-	English (Modern)
Kianoush	-	Persian
Rowina	ro-EE-nə	English (Rare)
TuĞBa	-	Turkish