ぺんぺん草 ぺんぺんぐさ Also written ペンペングサ, ペンペン草 Meanings Noun shepherd's purse (Capsella bursa-pastoris) See also: なずな. Kanji 草 grass. Read as くさ. Words containing ぺんぺん草 ぺんぺん草が生える (ぺんぺんぐさがはえる) to be in ruins Jinuma: Japanese Dictionary · Word lists