This is the 4280th most frequent Korean word.
촛불
"Candlelight."
In this sentence, '촛불' refers to a lit candle, emphasizing its state.
촛불이 타고 있어요.
The candle is burning.
Here, '촛불' denotes the candles used in a birthday celebration.
생일 케이크에 촛불을 꽂았어요.
I placed the candles on the birthday cake.
This context uses '촛불' metaphorically to signify a peaceful gathering or vigil.