godan verb (-su), transitive verb
Used for extinguishing a candle, match, lighter, or similar small flame by blowing on it.
ろうそくの火を吹き消した。
I blew out the candle flame.
マッチの火を吹き消す。
I blow out the match flame.
Standard kanji spelling for blowing out a flame.
Kana spelling of the first element; common in everyday writing.
消す is a general verb for extinguishing, erasing, or turning off; 吹き消す specifically means to extinguish by blowing.
Compound of 吹き (continuative form of 吹く 'to blow') + 消す ('to extinguish').