intermediation vs mediation

intermediation and mediation both are nouns.

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

As nouns, intermediation and mediation are synonyms defined as:

intermediation and mediation: the act of intervening for the purpose of bringing about a settlement

intermediation (noun)	mediation (noun)
the act of intervening for the purpose of bringing about a settlement	the act of intervening for the purpose of bringing about a settlement
	a negotiation to resolve differences that is conducted by some impartial party