permutation vs permute

permutation is a noun but permute is not a noun.

Word	Noun	Adjective	Verb	Adverb
permutation	Yes	No	No	No
permute	No	No	Yes	No

permutation (noun)	permute (noun)
complete change in character or condition
the act of changing the arrangement of a given number of elements
act of changing the lineal order of objects in a group
an event in which one thing is substituted for another

permutation (verb)	permute (verb)
	change the order or arrangement of