student (referring to a school student)

scholar (referring to a learned person)

छात्र

English Usage: The escolar was excited about the upcoming field trip.

Hindi Usage: छात्र आगामी शैक्षिक भ्रमण के बारे में उत्साहित था।

school-related (referring to anything pertaining to school)

विद्यालय-संबंधी

English Usage: She worked on escolar projects during the summer.

Hindi Usage: उसने गर्मियों में विद्यालय-संबंधी परियोजनाओं पर काम किया।