大学英语：常用根词nounce,nunci= speak,表示“讲话，说出”"

announce v 宣布，发表(an+nounce&rarr一再讲&rarr宣布)

announcement n 通告(announce+ment)

denounce v 评击，指责(de坏+nounce&rarr讲坏话&rarr评击)

pronounce v 发音宣告(pro在前+nounce&rarr在[嘴]前讲话&rarr发音)

pronounced a 著名的，显著的(pronounce发音，注意+ed&rarr[人人都能]发的音&rarr著名的)

renounce v 否认抛弃(re反+nounce&rarr反过来说&rarr否认)

denunciate v "抨击，指责(=denounce,de+nunci+ate)"

enunciate v 清楚表达(e出+nunci+ate&rarr讲出来&rarr清楚表达)

pronunciation n 发音(pronounce的名词)

annunciate v 报告，通知(=announce)