One's house with 〜んち

Grammar: Colloquial & Casual Speech

The text 「◯◯◯ のうち」 (“◯◯◯’s house”) often gets contracted to 「◯◯◯ んうち」.

If the name ends in ん, that gets contracted in as well: 「◯◯◯ さんのうち」 becomes 「◯◯◯ さんち」.