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
Tlaloc	TLAH-lok	Aztec and Toltec Mythology
Marceli	mahr-TSE-lee	Polish
Friedemann	FREE-de-mahn	German
LÜTfİ	-	Turkish
Gerben	KHER-bən	Dutch
Lyra	LIE-rə (English), LEE-rə (English)	Astronomy