dioestrous vs dioestrual

dioestrous and dioestrual both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dioestrous	No	Yes	No	No
dioestrual	No	Yes	No	No

As adjectives, dioestrous and dioestrual are synonyms defined as:

dioestrous and dioestrual: (of animals that have several estrous cycles in one breeding season) in a period of sexual inactivity

Other synonyms of dioestrous include diestrous, diestrual.

dioestrous (adjective)	dioestrual (adjective)
(of animals that have several estrous cycles in one breeding season) in a period of sexual inactivity	(of animals that have several estrous cycles in one breeding season) in a period of sexual inactivity