Insidious is from the Latin word, "insidious." It means deceitful, and ambush. It can mean of something unpleasant or dangerous. It can also mean operating or proceeding in an inconspicuous or seemly harmless way but actually with grave effect.
Insidious is an adjective.
Insidious is itself an adjective. Virus is a noun. Insidious may be used as an adjective to describe a sneaky virus.
harmless
synonym
The original meaning of quiz was a game or assessment. Quizzes were used to assess an individuals knowledge or skill set.
Insidious
Lying in wait; watching an opportunity to insnare or entrap; deceitful; sly; treacherous; -- said of persons; as, the insidious foe., Intended to entrap; characterized by treachery and deceit; as, insidious arts.
A Medical term for slow and unnoticed is insidious.
Insidious is spelled as "I-N-S-I-D-I-O-U-S".
Insidious is an adjective.
Plagiarism is an insidious habit.
The investigators uncovered an insidious scheme to rob people of their life savings. Another one is "There is a more insidious threats to Gulf stability."
Morrie's disease "ALS" is insidious .
The Production Budget for Insidious was $1,500,000.
Insidious was released on 04/01/2011.
Insidious is itself an adjective. Virus is a noun. Insidious may be used as an adjective to describe a sneaky virus.
The duration of Insidious - film - is 1.7 hours.