kink up vs kink

kink up is not a noun while kink is a noun.

Word	Noun	Adjective	Verb	Adverb
kink up	No	No	Yes	No
kink	Yes	No	Yes	No

As verbs, kink up and kink are synonyms defined as:

Other synonyms of kink up include crape, crimp, frizz, frizzle.

kink up (noun)	kink (noun)
	a difficulty or flaw in a plan or operation
	an eccentric idea
	a person with unusual sexual tastes
	a sharp bend in a line produced when a line having a loop is pulled tight
	a painful muscle spasm especially in the neck or back (`rick' and `wrick' are British)

kink up (verb)	kink (verb)
curl tightly	form a curl, curve, or kink
	curl tightly