一いっ酸さん化か二に窒ちっ素そMeaningsNoun1. dinitrogen monoxide; nitrous oxideKanji used一one酸acid化transformation二two窒suffocate素elementaryPitch accentいっさんかにちっそComposed of一いっ酸さん化かmonoxideNa-adjective二にtwo; 2Numeric窒ちっ素そnitrogen (N)Noun