雨子[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
御菓子[okashi] confections
お子さん[okosan] (someone else's) child
お子様[okosama] child (someone else's)
山梔子[kuchinashi] Cape jasmine (Gardenia jasminoides)

させ子[saseko] whore
梃子摺る[tekozuru] to have much trouble
螺子回し[nejimawashi] screwdriver
硝子[garasu] glass
獅子女[sufinkusu] sphinx

亜属[azoku] subgenus
帰属[kizoku] belonging to
貴金属[kikinzoku] precious metal
近縁属[kinenzoku] related genera
金属[kinzoku] metal

金属間[kinzokukan] intermetallic
金属探知機[kinzokutanchiki] metal detector
軍属[gunzoku] civilian in military employ
繋属[keizoku] relationship
係属中[keizokuchuu] pending (e.g. legal case)

圧着端子[acchakutanshi] crimp contact
異端[itan] heresy
異端者[itansha] heretic
井戸端[idobata] side of well
井戸端会議[idobatakaigi] content-free chat

一端[ittan] one end
一端[ippashi] competent enough
下っ端[shitappa] underling
下端[katan] lower end
管端[kantan] end of wind instrument

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