Synonyms for "perniciousness" (9 found)

Ranked by relevance and common usage.

Closest matches (2)

fatalfatality

Strong matches (3)

harmharmfulnesslethality

Related words (4)

malignancymortalityvirulence

Noun(1 words)

toxicity

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

5 relation types

More general

3 entries

morbiditymorbidnessunwholesomeness

Related terms

2 entries

perniciousperniciously

derived from

1 entries

pernicious

is a

1 entries

unwholesomeness

related to

3 entries

destructivenessperniciousperniciously

Translations

2 translations across 2 languages.

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Galician

1 entries

• perniciosidade noun (the condition of being pernicious)

Portuguese

1 entries

• perniciosidade noun (the condition of being pernicious)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.