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

それ以上[soreijou] further
それ以来[soreirai] since then
以って[motte] with
以ての外[mottenohoka] absurd
以遠[ien] beyond

以往[iou] hereafter
以下[ika] not exceeding
以下の通り[ikanotoori] as below
以外[igai] with the exception of
以後[igo] after this

お別れ[owakare] farewell
哀別[aibetsu] sad parting
一分別[hitofunbetsu] careful consideration
一別[ichibetsu] parting
永別[eibetsu] last farewell

格別[kakubetsu] exceptional
鑑別[kanbetsu] discrimination
泣別れ[nakiwakare] part in tears
區別[kubetsu] distinction
訣別[ketsubetsu] separation

それ以来[soreirai] since then
出来るようになる[dekiruyouninaru] (something) has become possible
やって来る[yattekuru] to come along
ぴんと来る[pintokuru] to get (a joke or explanation)
以来[irai] since

遠来[enrai] foreign or distant visitor
往来[ourai] coming and going
家来[kerai] retainer
外来[gairai] external origin
外来患者[gairaikanja] outpatients