miscegenation vs procreation

miscegenation and procreation both are nouns.

Word	Noun	Adjective	Verb	Adverb
miscegenation	Yes	No	No	No
procreation	Yes	No	No	No

As nouns, procreation is a hypernym of miscegenation; that is, procreation is a word with a broader meaning than miscegenation:

miscegenation: reproduction by parents of different races (especially by white and non-white persons)
procreation: the sexual activity of conceiving and bearing offspring

Other hypernyms of miscegenation include breeding, facts of life, reproduction.

miscegenation (noun)	procreation (noun)
reproduction by parents of different races (especially by white and non-white persons)	the sexual activity of conceiving and bearing offspring