cytogeny vs cytogenesis

cytogeny and cytogenesis both are nouns.

Word	Noun	Adjective	Verb	Adverb
cytogeny	Yes	No	No	No
cytogenesis	Yes	No	No	No

As nouns, cytogeny and cytogenesis are synonyms defined as:

cytogeny and cytogenesis: the origin and development and variation of cells

cytogeny (noun)	cytogenesis (noun)
the origin and development and variation of cells	the origin and development and variation of cells