1. to cause someone to lose a habit or to stop being accustomed to something
Usage: transitive verb; formal or literary

Examples

• It took months to disaccustom herself from the routine she had followed for years.
• The coach worked to disaccustom the athletes from their old training methods.
• After moving to a quieter town, she gradually disaccustomed herself to city noise.
• Parents sometimes struggle to disaccustom children from screen time.
• He found it difficult to disaccustom himself from his morning coffee habit.