entopic pregnancy vs gestation

entopic pregnancy and gestation both are nouns.

Word	Noun	Adjective	Verb	Adverb
entopic pregnancy	Yes	No	No	No
gestation	Yes	No	No	No

As nouns, gestation is a hypernym of entopic pregnancy; that is, gestation is a word with a broader meaning than entopic pregnancy:

entopic pregnancy: pregnancy resulting from normal gestation in the uterus
gestation: the state of being pregnant; the period from conception to birth when a woman carries a developing fetus in her uterus

Other hypernyms of entopic pregnancy include maternity, pregnancy.

entopic pregnancy (noun)	gestation (noun)
pregnancy resulting from normal gestation in the uterus	the conception and development of an idea or plan
	the state of being pregnant; the period from conception to birth when a woman carries a developing fetus in her uterus
	the period during which an embryo develops (about 266 days in humans)