Insidiousness vs Collusiveness - What's the difference?
insidiousness | collusiveness |
A surreptitious harmfulness, quality of entrapment, or treacherousness; the characteristic of being insidious.
*1900 , Edith Wharton, The Touchstone , ch. 8,
*:This lent a new insidiousness to his temptation, since her contempt would be a refuge from his own.