Which of the following is INCORRECTLY spelled.

Desparate 

The incorrectly spelled word is Desparate. The correct spelling is Desperate.

The other words are spelled correctly.

• Desparate means feeling or showing extreme anxiety or distress.
• Maintenance means the process of keeping something in good condition.
• Subsistence means the minimum amount of food and shelter that is necessary to maintain life.
• Existence means the state of being real or existing.