invigilate
/ɪnˈvɪdʒɪleɪt/Definitions
1. verb
to supervise or watch over (students) during an examination or test, especially to prevent cheating
“The proctor was tasked with invigilating the students during the exam.”
2. noun
the act of supervising or watching over (students) during an examination or test
“The invigilation of the students was strict and fair.”