sleep late vs kip

sleep late is not a noun while kip is a noun.

Word	Noun	Adjective	Verb	Adverb
sleep late	No	No	Yes	No
kip	Yes	No	Yes	No

As verbs, kip is a hypernym of sleep late; that is, kip is a word with a broader meaning than sleep late:

Other hypernyms of sleep late include catch some Z's, log Z's, sleep, slumber.

sleep late (noun)	kip (noun)
	a gymnastic exercise performed starting from a position with the legs over the upper body and moving to an erect position by arching the back and swinging the legs out and down while forcing the chest upright
	the basic unit of money in Laos
	sleep

sleep late (verb)	kip (verb)
sleep later than usual or customary	be asleep