こすんじゃう
尖んじゃう
kosunja u

Godan Verb (mu)
Godan Verb (u)

The completive aspect (contracted form) - indicates completion or regret of こすむ

1. To sharpen; To come to a point; To be pointy; To get/become sharp (unexpectedly); To regret (something pointed/sharp)

Completed Action
Colloquial
Go
Usually Written in Kana