To reduce something to smaller pieces or a powder by crushing it.

To wear something away gradually by continuous use or friction.

कुचलना

English Usage: I need to grind down the coffee beans before brewing.

Hindi Usage: मुझे कॉफी बीन्स को पीसना है पहले शराब बनाने से।

To weaken or diminish someone’s resolve or strength.

कमजोर करना

English Usage: The relentless pressure from work can grind you down.

Hindi Usage: काम का निरंतर दबाव आपको कमजोर कर सकता है।