There was a momentary pause in the talk.

Victory attained by violence is tantamount to a defeat, for it is momentary.

That thought was momentary.

Sex: the pleasure is momentary, the position ridiculous, and the expense damnable.

“The Master of Ravenswood!” said the Lord Keeper, when he had recovered his momentary astonishment.

He gave a momentary glance to the passers by.

There was a momentary pause.