A mistake or error, often implying responsibility or blame.

A defect or imperfection in something.

दोष

English Usage: The fault in the software caused it to crash unexpectedly.

Hindi Usage: सॉफ़्टवेयर में दोष के कारण यह अचानक क्रैश हो गया।

To accuse or place blame on someone or something.

दोषी ठहराना

English Usage: Don't fault him for trying his best.

Hindi Usage: उसके सर्वोत्तम प्रयास के लिए उसे दोष मत दो।