一挙両得[ikkyoryoutoku] killing two birds with one stone
一刀両断[ittouryoudan] cutting in two with a single stroke
一両[ichiryou] one vehicle
一両日[ichiryoujitsu] (a) day or two
一両年[ichiryounen] (a) year or two

賛否両論[sanpiryouron] the pros and cons
車両[sharyou] rolling stock
車両化[sharyouka] motorization
車両縦隊[sharyoujuutai] convoy
衆参両院[shuusanryouin] both houses of Parliament (Diet)

圧着端子[acchakutanshi] crimp contact
異端[itan] heresy
異端者[itansha] heretic
井戸端[idobata] side of well
井戸端会議[idobatakaigi] content-free chat

一端[ittan] one end
一端[ippashi] competent enough
下っ端[shitappa] underling
下端[katan] lower end
管端[kantan] end of wind instrument

一首[isshu] tanka
鎌首[kamakubi] sickle-shaped neck (e.g. snake, praying mantis)
丸首[marukubi] round-necked (T-shirt)
偽首[nisekubi] falsified severed head
カリ首[karikubi] (something resembling a) goose's neck

がん首[gankubi] head of a pipe, incl. the bowl and stem attachment
機首[kishu] nose (of plane)
襟首[erikubi] nape of neck
元首[genshu] ruler
絞首刑[koushukei] death by hanging

鼺鼠[momi] giant flying squirrel (Petaurista leucogenys)
鼯鼠[momonga] small Eurasian flying squirrel (Pteromys momonga)
熬海鼠[iriko] dried sea slug
海鼠[namako] sea cucumber (Holothuroidea spp.)
栗鼠[risu] squirrel (excluding flying squirrels)

どぶ鼠[dobunezumi] brown rat (Rattus norvegicus)
黒鼠[kuronezumi] black rat
鼠の嫁入り[nezuminoyomeiri] light shower
鼠疫[soeki] plague