overenthusiasm

noun

over·​en·​thu·​si·​asm ˌō-vər-in-ˈthü-zē-ˌa-zəm 

-en-,

 also  -ˈthyü-

plural overenthusiasms

: an excess of enthusiasm

And as someone who has known him since he was a freshman at Michigan, his overenthusiasm does not surprise me. This is a guy who would leap from his seat at a pizza joint and scream, "PEPPERONI! YES!"

—Mitch Albom

… prices in early 2000 were well above this norm. When investor overenthusiasm evaporated, so did a lot of this value.

—Jay Bryan

Sampling the dishes was fun and, apart from a slight overenthusiasm for covering things in batter, each was very tasty.

—Emma Pinch

… repeatedly displays an overenthusiasm for long quotes …

—L. Kenna

… we must not be misled by the overenthusiasms of current fashions.

—D. J. Hand

Examples of overenthusiasm in a Sentence

Recent Examples on the Web

The researchers are quick to tap the brakes on any overenthusiasm. —Emily Willingham, Scientific American, 24 Sep. 2018

Word History

First Known Use

1842, in the meaning defined above