Crack-up and Hee-haw

Crack-up noun - A mental or nervous collapse.

Hee-haw and crack-up are semantically related. In some cases you can use "Hee-haw" instead a noun phrase "Crack-up".

Hee-haw noun - An explosive sound that is a sign of amusement.

Crack-up and hee-haw are semantically related. Sometimes you can use "Crack-up" instead a noun phrase "Hee-haw".