友(とも)達(だち) tomodachiの no家(いえ) ieに ni泊(と)ま()り() tomariに ni行(い)く() iku。 I'm going to stay over at my friend's place. Literal Friend-of house [at-に] stay-over-[purpose-に] go. 泊まる ('to stay overnight, lodge') is the standard verb for overnighting. 泊まりに行く ('go to stay over') uses the purpose-に with the masu-stem. A natural construction for planning a visit. friendshiphospitalitypurpose に (verb-stem + に + motion verb)
友(とも)達(だち) tomodachiの no家(いえ) ieに ni泊(と)ま()り() tomariに ni行(い)く() iku。 I'm going to stay over at my friend's place. Literal Friend-of house [at-に] stay-over-[purpose-に] go. 泊まる ('to stay overnight, lodge') is the standard verb for overnighting. 泊まりに行く ('go to stay over') uses the purpose-に with the masu-stem. A natural construction for planning a visit. friendshiphospitalitypurpose に (verb-stem + に + motion verb)