Insidiously
Insidiously adverb - In a harmfully insidious manner.
Usage example: these drugs act insidiously
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Synonyms for Insidiously
Perniciously is a synonym for insidiously. In some cases you can use "Perniciously" instead an adverb "Insidiously".
Nearby Word: insidious
Perniciously
Perniciously adverb - In a harmfully insidious manner.
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Synonyms for Perniciously
Insidiously is a synonym for perniciously. You can use "Insidiously" instead an adverb "Perniciously".
Nearby Word: pernicious
Mutual synonyms
Cite this Source
Perniciously and Insidiously. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/insidiously/perniciously
Insidiously & Perniciously. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/insidiously/perniciously>.
Perniciously or Insidiously. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/insidiously/perniciously.
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