To make someone or oneself occupied with tasks or activities.

व्यस्त करना

English Usage: He busies himself with work all day.

Hindi Usage: वह पूरे दिन काम में व्यस्त रहता है।

A state of being occupied or engaged in activity.

व्यस्तता

English Usage: Her busies prevented her from attending the meeting.

Hindi Usage: उसकी व्यस्तताएँ उसे बैठक में भाग लेने से रोक रही थीं।