Of first rank, importance, or value.

Occurring first in order.

प्राथमिक

English Usage: She took primary responsibility for the project.

Hindi Usage: उसने परियोजना के लिए प्राथमिक जिम्मेदारी ली।

A principal or primary thing or person in a category.

The first or earliest in time or sequence.

प्रारंभिक

English Usage: The primary colors are red, blue, and yellow.

Hindi Usage: प्राथमिक रंग लाल, नीला और पीला हैं।