rigoristic
/rɪˈɡɔːrɪstɪk/Definitions
1. adjective
characterized by or disposed to rigor; strict, severe, or unyielding
“The professor’s rigoristic approach to grading made it difficult for students to pass the course.”
2. noun
a rigoristic attitude or approach
“The students’ rigoristic views on the importance of grades led to a heated debate in the classroom.”