A sizar is a student at some old colleges who gets help with their fees.
Being a sizar might make people think of old times and of being poor.
Examples:
The sizar didn't have to pay as much to go to school.
He was a sizar at the college.
The sizar was happy to get help with his fees.
The sizar was the smartest student in the class.
The sizar got to go to school for free!
The sizar was very happy to be at the college.