1234567891011Keywordsuffocateplug upobstructFrequency#1776Strokes11Grade8JLPT (old)N1Heisig1418ReadingsチツStroke orderComposed of穴hole至apexUsed in kanji膣vaginaUsed in vocabulary窒ちっ素そnitrogen (N)Noun窒ちっ息そくsuffocation; choking; asphyxiaNoun窒ちっ化かnitridization; nitriding; nitride (of)Noun窒ちっ素そ肥ひ料りょうnitrogenous fertilizer; nitrogenous fertiliserNoun