4
cohabit(verb, live)
1
be roommates with(verb, share, couple, conjugate)
1
couple(verb, share, conjugate)
1
have relations(verb, expression, share, couple, conjugate)
1
live illegally(verb, expression, share, couple, conjugate)
1
live together(verb, expression, share, couple, conjugate)
1
live with(verb, expression, share, couple, conjugate)
1
mingle(verb, share, couple, conjugate)
1
overnight shelter
1
play house(verb, expression, share, couple, conjugate)
1
room together(verb, expression, share, couple, conjugate)
1
share address(verb, expression, share, couple, conjugate)
1
take up housekeeping(verb, expression, idiom, share, couple)
0
bed
0
cohabitation
0
conjugate(verb, share, couple)
0
copulate
0
go to bed
0
have intercourse
0
have sex
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APASmart Define. (2013). shack up thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/shack_up/thesaurus/synonyms
ChicagoSmart Define. 2013. "shack up thesaurus" https://smartdefine.org/shack_up/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, shack up thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/shack_up/thesaurus/synonyms>.
MLASmart Define. "shack up thesaurus" 18 May 2013. Web. 20 September 2026. <https://smartdefine.org/shack_up/thesaurus/synonyms>