Play it by ear and Whip up

Play it by ear verb - Decide on one's actions as one goes along, depending on the situation.

Whip up and play it by ear are semantically related. In some cases you can use "Whip up" instead a verb phrase "Play it by ear".

Whip up verb - To bring (something volatile or intense) into being.

Play it by ear and whip up are semantically related. Sometimes you can use "Play it by ear" instead a verb "Whip up".