amenorrheic vs amenorrhoeic

amenorrheic and amenorrhoeic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
amenorrheic	No	Yes	No	No
amenorrhoeic	No	Yes	No	No

As adjectives, amenorrheic and amenorrhoeic are synonyms defined as:

amenorrheic and amenorrhoeic: related to the suppression of normal menstrual flow for any reason other than pregnancy

Other synonyms of amenorrheic include amenorrheal, amenorrhoeal.

amenorrheic (adjective)	amenorrhoeic (adjective)
related to the suppression of normal menstrual flow for any reason other than pregnancy	related to the suppression of normal menstrual flow for any reason other than pregnancy