ひかっちゃう
hikacchau

Godan Verb (ru)
Godan Verb (u)

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

1. To shine too much; To get too bright; To be polished/shiny (and thus noticeable); To stand out too much; To be ruined (by shining/being noticeable)

Completed Action
Colloquial