To inflate excessively; to provide too much inflation(verb)
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Use "overinflate" in a sentence
"Bearing all that in mind, it would be a real shipwreck for an overwrought orchestrator to take the graceful skiff depicted on the cover of "Maiden Voyage" and overinflate it into a bulky ocean liner."
"Mebbe a good equation can size-out the republican voter registration totals, the same way we overinflate our rally numbers."
"Fill the ball until your knees and hips are at or above a 90-degree angle 4. Do not overinflate the ball."