1. causing excessive tiredness or exhaustion; tiring out beyond normal limits
Usage: present participle of 'overfatigue'

1. causing or characterized by excessive fatigue; extremely tiring

Examples

• The overfatiguing schedule left the athletes unable to perform at their best.
• She complained that the overfatiguing work was affecting her health.
• The coach warned against overfatiguing the team during training camp.
• Long hours of overfatiguing labor can lead to burnout.
• The overfatiguing demands of the project caused several employees to resign.
• He found the overfatiguing routine unsustainable and requested time off.