not good in any manner or degree

बुरा

English Usage: She received a bad grade on her exam.

Hindi Usage: उसे अपने परीक्षा में बुरा अंक मिला।

the manner in which a person behaves, especially in a particular place or situation

व्यवहार

English Usage: His bad conduct at the party embarrassed everyone.

Hindi Usage: पार्टी में उसका खराब व्यवहार सबको शर्मिंदा कर दिया।

to direct or manage an activity or process

प्रबंधन करना

English Usage: The teacher will conduct the experiment.

Hindi Usage: शिक्षक प्रयोग का प्रबंधन करेंगे।