安宿[yasuyado] cheap hotel
一宿[isshuku] staying one night
一宿一飯[isshukuippan] (being beholden to someone for a favor of) a night's lodging and a meal
雨宿り[amayadori] taking shelter from rain
下宿[geshuku] boarding

下宿屋[geshukuya] lodging house
下宿人[geshukunin] lodger
下宿料[geshukuryou] board-and-room charge
仮の宿り[karinoyadori] temporary dwelling
寄宿[kishuku] lodging

觜宿[torokiboshi] Chinese "Turtle Beak" constellation (one of the 28 mansions)