English

malvertising

Blend of malicious + advertising.

Latin malus ‘bad’

Latin malitia ‘malice’

Latin malitiōsus ‘malicious, wicked’

Old French malicios

Middle English malicious

Today it means

noun Internet advertising whose real intention is to deliver malware to the viewer's computer.

Language periods are conventional ranges, not dates for this word.

Etymograph / malvertising