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

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

公私[koushi] public and private
公平無私[kouheimushi] impartiality
私の場合[watakushinobaai] in my case
私宛[watashiate] my address

私儀[watakushigi] as for me
私刑[shikei] lynching
私見[shiken] personal opinion
私財[shizai] private funds

御金[okane] money
金糸雀[kinshijaku] canary (esp. the island canary, Serinus canaria)
違約金[iyakukin] penalty for contract breach
一刻千金[ikkokusenkin] every moment is precious
一字千金[ichijisenkin] word of great value

一時金[ichijikin] lump sum
一時賜金[ichijishikin] lump-sum grant
引き金を引く[hikiganewohiku] to pull the trigger
引当金[hikiatekin] reserves
隠れ借金[kakureshakkin] hidden debts