Cachinnation and Crackup

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

Crackup and cachinnation are semantically related In some cases you can use "Crackup" instead an adjective "Cachinnation".

Cachinnation and crackup are semantically related in amusement topic. Sometimes you can use "Cachinnation" instead the word "Crackup" as a noun or an adjective, if it concerns topics such as laugh, laughing, audible expression of amusement.