Choose the most appropriate ANTONYM of the given word.

RATIFICATION

Refusal 

The most appropriate antonym of the word ratification is refusal.

• Ratification means "the formal approval or confirmation of a treaty, contract, or other official document."
• Refusal means "the act of refusing something; a denial."

The other words do not have the same meaning as refusal.

• Panorama means "a wide view or prospect of a landscape or scene."
• Exaggerate means "to represent something as being larger, better, or more important than it really is."
• Inalienable means "impossible to give up or surrender."