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)

円蓋[engai] cupola
掩蓋[engai] cover(ing)
火蓋[hibuta] apron of a gun
蓋し[kedashi] perhaps
蓋然性[gaizensei] probability

口蓋[kougai] palate
臭い物に蓋[kusaimononifuta] looking the other way
上げ蓋[agebuta] trap door
天蓋[tengai] canopy