arbitrate vs intermediate

arbitrate is not a noun while intermediate is a noun.

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

As verbs, arbitrate and intermediate are synonyms defined as:

arbitrate and intermediate: act between parties with a view to reconciling differences

Other synonyms of arbitrate include intercede, liaise, mediate.

arbitrate (noun)	intermediate (noun)
	a substance formed during a chemical process before the desired product is obtained

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

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