Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
perniciousness | Yes | No | No | No |
pernicious | No | Yes | No | No |
perniciousness (noun) | pernicious (noun) |
---|---|
grave harmfulness or deadliness |
perniciousness (adjective) | pernicious (adjective) |
---|---|
working or spreading in a hidden and usually injurious way | |
exceedingly harmful |