To cause something to become unnecessary.

To create a condition where something is not needed.

किसी चीज़ को अनावश्यक बनाना।

English Usage: "He didn't want to make unnecessary changes to the project."

Hindi Usage: "वह परियोजना में अनावश्यक बदलाव नहीं करना चाहता था।"

To render something superfluous or redundant.

किसी चीज़ को अधिशेष या पुनरावृत्त करना।

English Usage: "The new policy may make unnecessary the previous regulations."

Hindi Usage: "नई नीति संभवतः पिछले नियमों को अनावश्यक बना देगी।"