shack up vs miscegenate

shack up and miscegenate both are verbs.

Word	Noun	Adjective	Verb	Adverb
shack up	No	No	Yes	No
miscegenate	No	No	Yes	No

As verbs, miscegenate is a hyponym of shack up; that is, miscegenate is a word with a more specific, narrower meaning than shack up:

shack up: share living quarters; usually said of people who are not married and live together as a couple
miscegenate: marry or cohabit with a person of another race

shack up (verb)	miscegenate (verb)
share living quarters; usually said of people who are not married and live together as a couple	marry or cohabit with a person of another race