obscurant

"The professor accused the politician of being an obscurant, deliberately making his policies confusing to avoid public scrutiny. "

"The school board member acted as an obscurant, blocking the new science curriculum because he feared it would challenge traditional beliefs. "

"The professor was labeled an obscurant for deliberately using complex jargon and avoiding clear explanations, making it difficult for students to understand the material. "

"The professor's obscurant lecture, filled with jargon and unclear explanations, left the students more confused than when they arrived. "

"The politician's obscurant rhetoric, filled with deliberately vague language, made it difficult to understand his actual stance on the issue. "