天火 is read as てんぴ (tempi) and means oven.
てんぴ
tempi
てんか
shogun (Edo period)
あまのがわ
Milky Way
てんき
weather
てんごく
paradise
てん
God
あまくだり
descent from heaven
てんぷら
tempura
てんにょ
beautiful and kind woman
the sun
ひ
fire
しゅっか
outbreak of fire
しょうか
small fire