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

ゲリラ兵[gerirahei] guerrilla
１等兵[ittouhei] private (e-2)
衛兵[eihei] palace guard
閲兵[eppei] parade
援兵[enpei] reinforcements

下士官兵[kashikanhei] enlisted man
化学兵器[kagakuheiki] chemical weapons
化学兵器禁止条約[kagakuheikikinshijouyaku] chemical weapons ban treaty
寡兵[kahei] small army force
海兵[kaihei] sailor

是等[korera] these
其等[sorera] those (near the second person)
等閑[naozari] neglect
悪平等[akubyoudou] misguided equality
位階勲等[ikaikuntou] court rank and honors

一等[ittou] first-class
１等軍曹[ittougunsou] sergeant first-class
１等国[ittoukoku] first-class power
１等車[ittousha] first-class carriage (coach)
１等賞[ittoushou] first place prize