ectopic pregnancy vs pregnancy

ectopic pregnancy and pregnancy both are nouns.

Word	Noun	Adjective	Verb	Adverb
ectopic pregnancy	Yes	No	No	No
pregnancy	Yes	No	No	No

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

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

Other hypernyms of ectopic pregnancy include gestation, maternity.

ectopic pregnancy (noun)	pregnancy (noun)
pregnancy resulting from gestation elsewhere than in the uterus	the state of being pregnant; the period from conception to birth when a woman carries a developing fetus in her uterus