悪水[akusui] undrinkable water
井戸水[idomizu] well water
一衣帯水[ichiitaisui] (being separated only by a) narrow strip of water
一水[issui] current (of water)
溢水[issui] inundation

飲水量[insuiryou] amount of drinking
飲料水[inryousui] drinking water
烏の行水[karasunogyouzui] quick bath
雲水[unsui] itinerant priest
塩化水素[enkasuiso] hydrogen chloride

共産党政治局[kyousantouseijikyoku] Politburo
共和政治[kyouwaseiji] republican government
恐怖政治[kyoufuseiji] politics of fear
金権政治[kinkenseiji] money politics (i.e corruption of politics by money)
根治[konji] complete (radical) cure

三頭政治[santouseiji] triumvirate
治まる[osamaru] to be at peace
治める[osameru] to govern
治安[chian] public order
治安部隊[chianbutai] security force