Play it by ear and Throw together

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

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

Throw together verb - Produce shoddily, without much attention to detail.

Play it by ear and throw together are semantically related in conceive topic. Sometimes you can use "Play it by ear" instead a verb "Throw together", if it concerns topics such as improvise.