combination vs combine

combination and combine both are nouns.

Word	Noun	Adjective	Verb	Adverb
combination	Yes	No	No	No
combine	Yes	No	Yes	No

combination (noun)	combine (noun)
the act of combining things to form a new whole	harvester that heads and threshes and cleans grain while moving across the field
the act of arranging elements into specified groups without regard to order	an occurrence that results in things being united
a collection of things that have been combined; an assemblage of separate parts or qualities	a consortium of independent organizations formed to limit competition by controlling the production and distribution of a product or service
a group of people (often temporary) having a common purpose
a sequence of numbers or letters that opens a combination lock
an alliance of people or corporations or countries for a special purpose (formerly to achieve some antisocial end but now for general political or economic purposes)
a coordinated sequence of chess moves

combination (verb)	combine (verb)
	mix together different elements
	put or add together
	combine so as to form a whole; mix
	gather in a mass, sum, or whole
	add together from different sources
	join for a common purpose or in a common action
	have or possess in combination