English

hypervirulence

From hyper- + virulence.

Proto-Indo-European *úp

Proto-Indo-European *upér ‘over, above’

Proto-Hellenic *hupér

Ancient Greek ὑπέρ ‘over’

Late Latin virulentia

Middle French virulence

Today it means

noun An increased virulence

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

Etymograph / hypervirulence