Question: how can you tell when someone is jealous?
Answer: Jealous People Ply You With Insincere Compliments And False Praises. ...  Jealous People Are Excellent Copycats. ...  They Flaunt Their Successes, Often More Than Their Actual Merit. ...  Jealous People Deliberately Give Bad Advice. ...  Jealous People Love To Dish The Dirt On You. ...  They Are Very Competitive. ...  Jealous People Will Criticize You.