嘘を吐く[usowotsuku] to tell a lie
嘘吐き[usotsuki] liar (sometimes said with not much seriousness)
弱音を吐く[yowanewohaku] to whine
息を吐く[ikiwotsuku] to take a breath
吐気[hakike] nausea

吐き捨てる[hakisuteru] to spit out
吐き出す[hakidasu] to vomit
吐く[tsuku] to breathe out
吐血[toketsu] vomiting of blood
吐息[toiki] sigh

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