ちょっと一杯[chottoippai] let's have a quick drink
ばつ一[batsuichi] being once divorced
一向[hitaburu] nothing but
サラダ一皿[saradahitosara] plate of salad

安全第一[anzendaiichi] safety first
一か八か[ichikabachika] sink or swim
一っ走り[hitoppashiri] spin (as in 'take a car for a spin')
一つ一つ[hitotsuhitotsu] one-by-one

一具[ichigu] one set
雨具[amagu] rain gear
化粧道具[keshoudougu] toilet set
家具[kagu] furniture
家具屋[kaguya] furniture store

絵具[enogu] colors
翫具[gangu] toy
器具[kigu] utensil
弓具[kyuugu] things used in archery
金具[kanagu] metal fittings or fixtures