Word大たい切せつtaisetsuMeaningimportant; preciousPart of speechna-adjectivePronunciationCourseJapaneseLessonVocabulary expansion 38Breakdown of taisetsubig大This guy is so big that everywhere he goes, there's only space for one person.cut切If you have seven swords, you can cut anything.Usages of taisetsu毎まい晩ばん、 歯は を 磨みがくこと は 大たい切せつ です。maiban, wa o migakukoto wa taisetsu desu.Brushing your teeth every night is important.