不ふ燃ねんTop 30000MeaningsNounNo-adjective1. incombustibilityKanji used不negative燃burnPitch accentふねんUsed in vocabulary不ふ燃ねん物ぶつnon-inflammables; incombustible (usu. waste)Noun不ふ燃ねん性せいnon-inflammability; incombustibilityNoun不ふ燃ねん化かfireproofing treatment (e.g. of a building)Noun