入住

入住	rù zhù	to check in (at a hotel etc)
入	rù	to enter; to go into / to join; to become a member of / (bound form) to conform to (as in 入时) / abbr. for 入声 / (on product packaging, after {number n} + {classifier}) containing (n pieces) (from Japanese 入 "iri")
住	zhù	to live / to dwell / to stay / to reside / to stop / (suffix indicating firmness, steadiness, or coming to a halt)