えちゃう
kisekaechau

Ichidan Verb
Godan Verb (u)

The completive aspect (contracted form) - indicates completion or regret of 着せ替える

1. Changing (clothes); Changing (someone's clothes); I'll change (clothes); I'll change (someone's clothes); I ended up changing (clothes); I ended up changing (someone's clothes)

Completed Action
Colloquial