To treat someone with disrespect or disregard; to insult or offend.

To diminish in importance or value.

महत्व या मूल्य में कमी आना

English Usage: The project's significance was slighted after the adverse reviews.

Hindi Usage: प्रतिकूल समीक्षाओं के बाद परियोजना का महत्व कम कर दिया गया।