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

可能選択[kanousentaku] available choice
採択[saitaku] adoption
取捨選択[shushasentaku] selection
初期選択項目[shokisentakukoumoku] initial choice
選択[sentaku] selection

選択科目[sentakukamoku] elective subject or course
選択項目[sentakukoumoku] choice
選択子[sentakushi] selector
選択肢[sentakushi] choices
選択状態[sentakujoutai] selection condition

リーダーシップ的地位[riidaashipputekichii] leadership position
圧制的[asseiteki] oppressive
圧倒的[attouteki] overwhelming
圧倒的多数[attoutekitasuu] overwhelming numbers
意図的[itoteki] intentional

一義的[ichigiteki] unequivocable
一元的[ichigenteki] monistic
一時的[ichijiteki] temporary
一般的[ippanteki] popular
一般的なルールとして[ippantekinaruurutoshite] as a general rule