hypostasis vs epistasis

hypostasis and epistasis both are nouns.

Word	Noun	Adjective	Verb	Adverb
hypostasis	Yes	No	No	No
epistasis	Yes	No	No	No

As nouns, hypostasis and epistasis are synonyms defined as:

hypostasis and epistasis: the suppression of a gene by the effect of an unrelated gene

hypostasis (noun)	epistasis (noun)
(metaphysics) essential nature or underlying reality	the suppression of a gene by the effect of an unrelated gene
any of the three persons of the Godhead constituting the Trinity especially the person of Christ in which divine and human natures are united
the accumulation of blood in an organ
the suppression of a gene by the effect of an unrelated gene