A fundamental truth or proposition that serves as the foundation for a system of belief or behavior.

A rule or belief governing one's personal behavior.

नियम

English Usage: She lives by the principle that everyone deserves respect.

Hindi Usage: वह इस नियम के अनुसार जीती है कि हर किसी को सम्मान मिलना चाहिए।

To establish or serve as a principle or foundation.

सिद्धांत बनाना

English Usage: The theory principles the method of study.

Hindi Usage: यह सिद्धांत अध्ययन की विधि को सिद्धांतित करता है।