전구
jeongu
light bulb
noun
전구가 나가서 어두워지면 갈아주세요.
Jeonguga nagaseo eoduwojimyeon garajuseyo.
Change the lightbulb when it burns out and goes dark.
I am hoping to pick up some of the Korean words when they show the Winter Olympic Games in 9 months or so from South Korea.
PyeongChang 2018 Olympics | Next Winter Games in Korea