The state of being unnecessary or superfluous.

The inclusion of extra components that are not essential.

अनावश्यकता

English Usage: The project was delayed due to redundancy in the staffing.

Hindi Usage: परियोजना की देरी कर्मचारियों की अनावश्यकता के कारण हुई।

A duplication that provides backup.

डुप्लिकेशन

English Usage: The system's redundancy helped recover data after the crash.

Hindi Usage: सिस्टम की डुप्लिकेशन ने क्रैश के बाद डेटा को पुनर्प्राप्त करने में मदद की।