つくづく tsukuzuku deeply JLPT N1 adverb Common word Other meanings 2. intently, carefully, closely, attentively The kanji in this word This word is written in kana only. In this level つかの間 月並み 継ぎ目 尽きる 尽くす 作り 繕う 付け加える 告げる つじつま Back to the JLPT N1 list Practise these words