Meanings
adverbperniciously (comparative more perniciously, superlative most perniciously)
comparative more perniciously · superlative most perniciously
- In a pernicious manner.
Synonyms & antonyms
adverbin a harmfully insidious manner
Similar
adverbin a noxiously baneful way
Similar
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Translations
Dutch schadelijk, destructief
- schadelijkin a pernicious manner
- destructiefin a pernicious manner
- verderfelijkin a pernicious manner
Portuguese perniciosamente
- perniciosamentein a pernicious manner
Cite this entry
APA
perniciously. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/perniciously
MLA
“perniciously.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/perniciously. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “perniciously,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/perniciously.
Source: perniciously on Wiktionary, CC BY-SA 4.0.