Another sign might be any sharp change in top staff.

With the economy in relatively good shape, many Americans see no reason to demand sharp political change.

You can see a sharp change of something like 3% in light intensity, but less than that gets difficult.

But elsewhere, a sharp change in tone has taken hold.

"A new mirror has a sharp change in its surface."

But he said the numbers did not show a sharp change in the epidemic.

I'd seen such sharp changes in her many times.

A Revolution is a very sharp change made to something.

Another problem is a sharp change in the market here.

During the last week, however, there has been a sharp change in policy.