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

遺髪[ihatsu] hair of the deceased
一髪[ippatsu] hair
下げ髪[sagegami] pigtail
間一髪[kanippatsu] hair's breadth
間一髪のところ[kanippatsunotokoro] close call

間一髪を入れず[kanippatsuwoirezu] in a flash
危機一髪[kikiippatsu] by a hair's breadth
共白髪[tomoshiraga] growing old together (a couple)
襟髪[erigami] scruff of neck
金髪[kinpatsu] blond hair