intermediation vs intermediate

intermediation and intermediate both are nouns.

Word	Noun	Adjective	Verb	Adverb
intermediation	Yes	No	No	No
intermediate	Yes	Yes	Yes	No

intermediation (noun)	intermediate (noun)
the act of intervening for the purpose of bringing about a settlement	a substance formed during a chemical process before the desired product is obtained

intermediation (adjective)	intermediate (adjective)
	lying between two extremes in time or space or state
	around the middle of a scale of evaluation

intermediation (verb)	intermediate (verb)
	act between parties with a view to reconciling differences