cryptorchism vs cryptorchidism

cryptorchism and cryptorchidism both are nouns.

Word	Noun	Adjective	Verb	Adverb
cryptorchism	Yes	No	No	No
cryptorchidism	Yes	No	No	No

As nouns, cryptorchism and cryptorchidism are synonyms defined as:

cryptorchism and cryptorchidism: failure of one or both testes to move into the scrotum as the male fetus develops

Other synonyms of cryptorchism include cryptorchidy.

cryptorchism (noun)	cryptorchidism (noun)
failure of one or both testes to move into the scrotum as the male fetus develops	failure of one or both testes to move into the scrotum as the male fetus develops