どら息子[doramusuko] lazy son
愛息[aisoku] (your) beloved son
安息[ansoku] rest
一人息子[hitorimusuko] an only son
一息[hitoiki] one breath

因循姑息[injunkosoku] dilly-dallying and temporizing (temporising)
気息[kisoku] breathing
気息奄奄[kisokuenen] gasping for breath
休息[kyuusoku] rest
休息時間[kyuusokujikan] recess

御終い[oshimai] the end
テキスト終結[tekisutoshuuketsu] end of text
為し終える[nashioeru] to accomplish
為し終わる[nashiowaru] to finish
異常終了[ijoushuuryou] abnormal termination (e.g. of a program)

一部始終[ichibushijuu] full particulars
引用終わり[inyouowari] end of quote
最終[saishuu] last
最終回[saishuukai] last time
最終段階[saishuudankai] final stage