居候 いそうろう
isōrō

Noun
Suru Verb

1. lodger who pays nothing for room and board; freeloader; sponger

Intransitive
かれはいつもどこかの いえ居候 いそうろうしているようだ。
karewa itsumo dokokano ieni isōrō shite iru yōda.
He always seems to be living rent-free in somebody's house.