外堀[sotobori] outer moat (castle)
堀り抜く[horinuku] to dig through
根堀り葉堀り[nehorihahori] thoroughly
堀り鼠[horinezumi] pocket gopher
堀散らす[horichirasu] to dig up messily

堀川[horikawa] canal
内堀[uchibori] inner moat
釣堀[tsuribori] fish pond
堀り返す[horikaesu] to dig up

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

コンピューター援用生産[konpyuutaaenyouseisan] computer-aided manufacture
コンピューター援用設計[konpyuutaaenyousekkei] computer-aided design
コンピュータ用語[konpyuutayougo] computerese
スキー用品[sukiiyouhin] ski outfit
愛用[aiyou] favorite

悪用[akuyou] abuse
医学用語[igakuyougo] medical term
医用[iyou] medical use
医療用[iryouyou] medical use
一人用[hitoriyou] for one person's use