Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
insidiousness | Yes | No | No | No |
insidious | No | Yes | No | No |
insidiousness (noun) | insidious (noun) |
---|---|
subtle and cumulative harmfulness (especially of a disease) | |
the quality of being designed to entrap |
insidiousness (adjective) | insidious (adjective) |
---|---|
intended to entrap | |
working or spreading in a hidden and usually injurious way | |
beguiling but harmful |