消けすkesuto erase; to extinguish; to turn off, to switch offBreakdown & UsagesConjugationsBreakdown of kesuextinguish消Anything that resembles water can be used to extinguish a fire.Usages of kesu電でん気き を 消けして ください。denki o keshite kudasai.Please turn off the lights.火ひ を 消けさない。hi o kesanai.(She) won't extinguish the fire.