1. to teach incorrectly or badly
Usage: third person singular present tense of misteach

Examples

• The substitute teacher misteaches the math concept every time.
• When a coach misteaches proper form, athletes risk injury.
• The outdated textbook misteaches students about historical events.
• She worries that the online course misteaches basic grammar rules.
• If a parent misteaches driving skills, it creates dangerous habits.
• The professor misteaches the scientific principle due to his own confusion.