種 くさ Meanings Noun, Noun suffix cause; seed; origin (oft. ぐさ in compounds) Noun variety; kind Noun, Counter counter for varieties Kanji 種 kind Words containing 種 千種 (ちぐさ) great variety of flowering plants 笑い種 (わらいぐさ) laughingstock 燃え種 (もえくさ) kindling And 1 more. Jinuma: Japanese Dictionary · Word lists