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

亜聖[asei] sage of the second order
歌聖[kasei] great poet
画聖[gasei] master painter
旧新約聖書[kyuushinyakuseisho] Old and New Testaments
旧約聖書[kyuuyakuseisho] Old Testament

古聖[kosei] ancient sage
五輪聖火[gorinseika] Olympic torch
七十人訳聖書[shichijuuninyakuseisho] Septuagint
新約聖書[shinyakuseisho] New Testament
神聖[shinsei] holiness