보일러가 · 보일러를
boiler, home heating system
Example
날씨가 추워져서 보일러를 켰어요.
It got cold, so I turned on the boiler.
Word parts
From English 'boiler'; in Korea it heats water for floor heating (ondol).
Good to know
Koreans say 보일러를 켜다/끄다 where Americans would say turn the heat on or off.
Related words