安全保障条約[anzenhoshoujouyaku] US-Japan Security Treaty
違約[iyaku] breach of contract
違約金[iyakukin] penalty for contract breach
一粒子既約[ichiryuushikiyaku] one particle irreducible (physics)
化学兵器禁止条約[kagakuheikikinshijouyaku] chemical weapons ban treaty

仮条約[karijouyaku] provisional treaty
会う約束[auyakusoku] rendezvous
会員規約[kaiinkiyaku] membership agreement (e.g. for a credit card)
解約[kaiyaku] cancellation of contract
確約[kakuyaku] firm promise

円規[enki] pair of compasses
価格規制[kakakukisei] price control
会員規約[kaiinkiyaku] membership agreement (e.g. for a credit card)
会規[kaiki] society by-laws
回線制御規則[kaisenseigyokisoku] line discipline

規格[kikaku] standard
規格化[kikakuka] standardization
規格原案[kikakugenan] standards draft
規準化[kijunka] normalization
規制[kisei] regulation