Insidiousness: Definition with Insidiousness Pictures and Photos

1. Noun. Subtle and cumulative harmfulness (especially of a disease).

Generic synonyms: Harmfulness, Injuriousness
Derivative terms: Insidious

2. Noun. The quality of being designed to entrap.

Generic synonyms: Perfidiousness, Perfidy, Treachery
Derivative terms: Insidious, Insidious

1. Noun. A surreptitious harmfulness, quality of entrapment, or treacherousness; the characteristic of being insidious. ¹

¹ Source: wiktionary.com

1. [n -ES]

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