悪党[akutou] scoundrel
一国一党主義[ikkokuittoushugi] one-party system
一党[ittou] party
一党一派[ittouippa] party
一党支配[ittoushihai] one-party rule

我党[wagatou] my party
甘党[amatou] (someone with a) sweet tooth
挙党[kyotou] entire (political) party
共産党[kyousantou] Communist Party
共産党細胞[kyousantousaibou] communist cell

その反面[sonohanmen] on the other hand
に反して[nihanshite] against
違反者[ihansha] violator (of a law)
違反[ihan] violation (of law)
一律減反[ichiritsugentan] reduction in area of rice under cultivation

陰性反応[inseihannou] negative reaction (in patient)
化学反応[kagakuhannou] chemical reaction
可逆反応[kagyakuhannou] reversible reaction
核反応[kakuhannou] nuclear reaction
核反応炉[kakuhannouro] nuclear reactor