Godan verbs ending in ぶ
The 14 godan verbs that end in ぶ. A godan verb moves its final kana along that kana's vowel row: ば before ない (遊ばない), び before ます (遊びます), べ for the potential and ば forms (遊べる, 遊べば), ぼ for the volitional (遊ぼう). Its て and た forms are 遊んで and 遊んだ. In the て and た forms it takes んで, which it shares with む and ぬ.