汚ない[kitanai] dirty
汚いやり方[kitanaiyarikata] dirty trick
汚す[yogosu] to pollute
汚らわしい[kegarawashii] filthy
汚れ[kegare] uncleanness

汚れる[kegareru] to be violated
汚れる[yogoreru] to get dirty
汚職[oshoku] corruption
汚辱[ojoku] disgrace
汚水[osui] filthy water

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