stagnancy vs stagnation

stagnancy and stagnation both are nouns.

Word	Noun	Adjective	Verb	Adverb
stagnancy	Yes	No	No	No
stagnation	Yes	No	No	No

As nouns, stagnancy and stagnation are synonyms defined as:

stagnancy and stagnation: a state of inactivity (in business or art etc)

Other synonyms of stagnancy include doldrums.

As nouns, stagnancy and stagnation are synonyms defined as:

stagnancy and stagnation: inactivity of liquids; being stagnant; standing still; without current or circulation

stagnancy (noun)	stagnation (noun)
a state of inactivity (in business or art etc)	a state of inactivity (in business or art etc)
inactivity of liquids; being stagnant; standing still; without current or circulation	inactivity of liquids; being stagnant; standing still; without current or circulation