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

いい年をして[iitoshiwoshite] (in spite of) being old enough to know better
亥年[idoshi] year of the boar
一箇年[ikkanen] one year
一周年[isshuunen] one full year
一年以内に[ichineninaini] within a year

一年間[ichinenkan] (period of) one year
一年生[ichinensei] annual (plant)
一年草[ichinensou] annual (plant)
一年ぢゅう[ichinenjuu] all year round
一両年[ichiryounen] (a) year or two

満更夢ではない[manzarayumedehanai] not altogether a dream
満俺[mangan] manganese (Mn)
円満[enman] perfection
干満[kanman] ebb and flow
喜色満面[kishokumanmen] being all smiles with joy

金満家[kinmanka] man of wealth
才未満[saimiman] under ... years of age
充満[juuman] being filled with
順風満帆[junpuumanpan] smooth sailing
潮の干満[shionokanman] ebb and flood