► 名詞
毒 [(2)どく] meaning: harm rank: 1
☆ タバコは健康に毒だ ⇨ Cigarettes are harmful to health
危害 [(1)きがい] [liter] meaning: harm rank: 3
☆ 私は誰にも危害を加えるつもりは全く無い ⇨ I have no intention of harming anybody
► 形容動詞
無害 [(1)むがい] meaning: harm rank: 2
☆ この添加物は完全に無害だ ⇨ This additive is completely harmless
有害 [ゆうがい] meaning: harm rank: 2
☆ ストレスは健康に有害だ ⇨ Stress is harmful to health
☆ 有害物質 ⇨ Harmful, toxic substances