A person who has a comprehensive and authoritative knowledge of or skill in a particular area.

A person who is very skilled at something.

माहिर

English Usage: She is an expert pianist, performing in concerts worldwide.

Hindi Usage: वह एक माहिर पियानोवादक है, जो दुनियाभर में संगीत कार्यक्रमों में प्रदर्शन करती है।

To make someone an expert in a particular field.

To gain expertise in a specific activity.

विशेषज्ञता प्राप्त करना

English Usage: She worked hard to expert herself in digital marketing.

Hindi Usage: उसने डिजिटल मार्केटिंग में विशेषज्ञता प्राप्त करने के लिए कड़ी मेहनत की।