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

一括[ikkatsu] all together
一括め[hitokurume] one bunch
一括り[hitokukuri] lump together
一括式[ikkatsushiki] batch mode
右小括弧[migishoukakko] closing parenthesis

右中括弧[migichuukakko] closing brace
概括[gaikatsu] summary
括りつける[kukuritsukeru] to fasten (a person) to
括る[kukuru] to tie up
括弧[kakko] parentheses

アナログデジタル変換器[anarogudejitaruhenkanki] analog-digital converter
データ交換[deetakoukan] data exchange
パリティ変換[paritihenkan] parity transformation (physics)
メール交換[meerukoukan] exchange of letters
意見交換[ikenkoukan] exchange of ideas

引換て[hikikaete] on the contrary
下位互換性[kaigokansei] downward compatibility
かな漢字変換[kanakanjihenkan] kana-kanji conversion (on a computer, etc.)
可換群[kakangun] Abelian group
賀詞交換[gashikoukan] New Year greetings (parties)

扠置く[sateoku] to set aside
に置いて[nioite] in
にして置く[nishiteoku] to leave as
安置[anchi] enshrinement
位置合わせ[ichiawase] alignment

位置揃え[ichisoroe] justification
位置づけ[ichitsuke] placement
一つ置き[hitotsuoki] alternate
一つ置きに[hitotsuokini] alternately
一日置き[ichinichioki] every other day