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insidiousness
Variant of insidious
adjective
- characterized by treachery or slyness; crafty; wily
- operating in a slow or not easily apparent manner; more dangerous than seems evident: an insidious disease
Related Forms:
- insidiously adverb
- insidiousness noun
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
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