hesitate about something
hesitate over something

Her hand hesitated over the crumpled brown bag on the table.

He hesitated over the display controls,finally finding the right ones.

The young woman hesitated on the high wooden platform over the river.

Her hand hesitated over the car phone and then she decided just to chance it.

But he did reply, hesitating a little over the words.

Military computers were not supposed to hesitate over simple questions of fact.

It was the first time she had ever seen him hesitate over anything.

In the shop she hesitated for a long time over the choice.

She hesitated over the address, then wrote in the name of the hotel.

There were three numbers and he hesitated over the first.