perniciously

per·ni·cious

P0202000 (pər-nĭsh′əs)adj.1. Tending to cause death or serious injury; deadly: a pernicious virus.2. Causing great harm; destructive: pernicious rumors.

[Middle English, from Old French pernicios, from Latin perniciōsus, from perniciēs, destruction : per-, per- + nex, nec-, violent death; see nek- in Indo-European roots.]

per·ni′cious·ly adv.per·ni′cious·ness n.

Thesaurus

Adv.	1.	perniciously - in a harmfully insidious manner; "these drugs act insidiously"insidiously
	2.	perniciously - in a noxiously baneful way; "this banefully poisoned climate"banefully

Translations

perniciously

per·ni·cious

perniciously

Synonyms for perniciously

adv in a harmfully insidious manner

Synonyms

adv in a noxiously baneful way

Synonyms