徘徊 pái​huái
pace verb
to pace back and forth; to linger or walk around a location

He lingered at the school gate for a long time, as if waiting for someone.

fluctuate verb
to hover or stall at a certain level; to move within a narrow range

Sales figures have been hovering at a low level in the second half of the year.

hesitate verb
to dither; to be undecided or waver between multiple options

Faced with these two job opportunities, he is hesitating.