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

ジンギス汗[jingisukan] Japanese mutton and vegetable dish
一汗[hitoase] doing a job
汗ばむ[asebamu] to be sweaty
汗を搔く[asewokaku] to perspire
汗顔[kangan] ashamed

汗腺[kansen] sweat gland
発汗[hakkan] sweating
鼻汗[hanaase] nose sweat
油汗[aburaase] cold sweat