• wx gratia,
• sx gratia,
• dx gratia,
• rx gratia,
• 4x gratia,
• 3x gratia,
• ez gratia,
• ec gratia,
• ed gratia,
• es gratia,
• ex fratia,
• ex vratia,
• ex bratia,
• ex hratia,
• ex yratia,
• ex tratia,
• ex geatia,
• ex gdatia,
• ex gfatia,
• ex gtatia

The adjective form of "ex gratia" is "ex gratia". It remains unchanged.

The plural form of "ex gratia" is "ex gratia." The term is typically used in its original Latin form and does not change in its plural form.

The singular form of the word "ex gratia" is "ex gratium".