As a noun krumping
is (us|especially los angeles) a free, expressive and energetic style of hip-hop dancing.
As a verb clowning is
(clown).
krumping
English
Noun
(-)
(US, especially Los Angeles) A free, expressive and energetic style of hip-hop dancing.
clowning
English
Verb
(head)
Noun
(
en noun)
clownish behaviour
* 1961 , Lucille Iremonger, And his charming lady (page 205)
- The press took seriously all Shaw's provocative ambiguities and clownings , and Lady Astor was identified with his most outrageous actions and statements.