creep up
sneak up

I would creep up close to the door and hold the food ready.

Two more had crept up to look at his hand.

Over the same period, the cost of living has crept up by more than 20 percent.

And I knew all these things were creeping up on me.

Time certainly has a way of creeping up on you.

A cold feeling crept up my arms, despite the heat of the sun.

The 49-year-old thought his age was creeping up on him.

You could say this thing crept up on me from behind.

BY 2350, however, age was beginning to creep up on him.

Last year that number crept up further, to 23 percent.