/ ɪnˈvektɪv; NAmE / noun
[ U ] ( formal ) rude language and unpleasant remarks that sb shouts when they are very angry
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WORD ORIGIN
late Middle English (originally as an adjective meaning reviling, abusive ): from Old French invectif , -ive , from late Latin invectivus attacking, from invehere invehi be carried into, assail, from in- into + vehere carry. The noun is from late Latin invectiva (oratio) abusive or censorious (language).