coalescency vs coalition

coalescency and coalition both are nouns.

Word	Noun	Adjective	Verb	Adverb
coalescency	Yes	No	No	No
coalition	Yes	No	No	No

As nouns, coalescency and coalition are synonyms defined as:

coalescency and coalition: the union of diverse things into one body or form or group; the growing together of parts

Other synonyms of coalescency include coalescence, concretion, conglutination.

coalescency (noun)	coalition (noun)
the union of diverse things into one body or form or group; the growing together of parts	the union of diverse things into one body or form or group; the growing together of parts
	an organization of people (or countries) involved in a pact or treaty
	the state of being combined into one body