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

鯱鉾[shacchoko] mythical carp with the head of a lion and the body of a fish (auspicious protectors of well-being)
金の鯱[kinnoshachihoko] golden dolphin
鯱瓦[shachihokogawara] ridge-end tile with the figure of a Shachihoko (e.g. on a castle)

鯱蛾[shachihokoga] lobster moth (Stauropus fagi persimilis)
鯱張る[shacchokobaru] to stand on ceremony