tsuku

Godan Verb (ku)

1. to be lit (of a lamp, burner, etc.); to catch fire; to ignite; to start burning

Intransitive
Usually Written in Kana
Related to 付く
木造 もくぞう建築 けんちく ぶつ がつきやすい。
mokuzōkenchikubutsuwa higa tsukiyasui.
Wooden buildings catch fire easily.
Godan Verb (ku)

2. to be turned on (of a light, appliance, etc.); to come on

Intransitive
Usually Written in Kana
あかりが いち ばん ちゅうついている。
tomoriga hitobanjū tsuite iru.
The lights have been burning all night.