invective
Concise Oxford English Dictionary © 2008 Oxford University Press:
invective/ɪnˈvektɪv/
▶noun abusive or highly critical language.
– origin ME (orig. as adj. meaning ‘abusive’): from OFr. invectif, -ive, from late L. invectivus ‘attacking’, from invehere (see inveigh).
'invective' also found in these Oxford entries:

