The primary or most important person or thing

A sum of money that is lent or invested, on which interest is paid

मूलधन

English Usage: She paid off the principal of her loan ahead of schedule.

Hindi Usage: उसने अपने ऋण का मूलधन समय से पहले चुका दिया।

The quality of being different or varied

A statistical measure of the dispersion of a set of values

विविधता

English Usage: The variance of these data points is quite high.

Hindi Usage: इन डेटा बिंदुओं की विविधता काफी ऊँची है।