Synonyms for crack up

Most common

collapse · fall apart

All synonyms

Verb

Noun

Definitions

1. v. 1

   To laugh. To laugh heartily.

   It was hilarious. We were cracking up the whole time.

2. n. 1

   A crash or wreck, generally involving a car or airplane.

Related words

Other spellings

crack-up crackup

Example sentences

• collapse We can't stay here. The roof is about to collapse!

By length

5 letters

crack¹

8 letters

collapse²

9 letters

breakdown²

The small number after each word is its number of syllables (collapse² = 2 syllables).