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

一騎当千[ikkitousen] being a match for a thousand
一刻千金[ikkokusenkin] every moment is precious
一字千金[ichijisenkin] word of great value
一千[issen] 1,000
一望千里[ichibousenri] sweeping view of the eye

一瀉千里[isshasenri] one swift effort
引き千切る[hikichigiru] to tear off
何千[nanzen] many thousands
海千山千[umisenyamasen] sly old dog
幾千[ikusen] thousands

掻攫う[kassarau] to nab
人攫い[hitosarai] kidnapping
攫む[tsukamu] to seize
攫われた[sarawareta] kidnapped
一攫[ikkaku] one grab

一攫千金[ikkakusenkin] getting rich quick
攫う[sarau] to carry off
一攫千金を夢見る[ikkakusenkinwoyumemiru] to dream of making a fortune at one stroke
鳶に油揚を攫われる[tobiniaburaagewosarawareru] to be robbed of one's due
人気を攫う[ninkiwosarau] to capture all the popularity

獲得[kakutoku] acquisition
獲物[emono] game
漁獲[gyokaku] fishing
獲らぬ狸の皮算用[toranutanukinokawazanyou] don't count your chickens before they're hatched
獲る[toru] to take

捕獲[hokaku] capture
一獲[ikkaku] one grab
一獲千金[ikkakusenkin] getting rich quick
獲る[eru] to get
濫獲[rankaku] excessive fishing

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