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

御食い初め[okuizome] weaning ceremony
食っ付く[kuttsuku] to adhere to
食っ付ける[kuttsukeru] to attach
ぼりぼり食べる[boriboritaberu] to eat with a munching or crunching sound
インスタント食品[insutantoshokuhin] instant foods

レトルト食品[retorutoshokuhin] packed and sterilised food
衣食[ishoku] food and clothing
衣食住[ishokujuu] necessities of life (food, clothing & shelter)
育児食[ikujishoku] baby food
一夜乞食[ichiyakojiki] (a) person made homeless by fire