火燵掛布[kotatsugake] cover for kotatsu
火燵布団[kotatsubuton] cover for kotatsu
引火[inka] catching fire
引火温度[inkaondo] flash temperature
引火点[inkaten] flash point

曳火弾[eikadan] tracer bullet
煙火[enka] smoke and fumes (e.g. from cooking)
遠火[toobi] distant fire
下火[shitabi] burning low
下火になる[shitabininaru] to be under control

愛煙家[aienka] heavy smoker
煙い[kemui] smoky
煙たい[kemutai] smoky
煙たがる[kemutagaru] to be sensitive to smoke
煙る[kemuru] to smoke (e.g. fire)

煙雨[enu] misty, fine or drizzling rain
煙火[enka] smoke and fumes (e.g. from cooking)
煙霞[enka] smoke and mist
煙害[engai] smoke pollution