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Definitions

enthusiasm

[en-thoo-zee-az-uhm] / ɛnˈθu ziˌæz əm /


Frequently Asked Questions

What is another word for enthusiasm?
Enthusiasm is lively interest or eagerness. Similar words are keenness and avidity, but their adjective forms are much more common: keen and avid (which are both synonyms for the adjective enthusiastic). To show enthusiasm about something is often to show excitement about it. In the context of enthusiasm for a topic, interest, or endeavor, even stronger words are passion and zeal. A more formal word is ardor. Someone who is considered to have too much enthusiasm for something might be described as overenthusiastic or overzealous. Such a person’s enthusiasm might be called obsessed. In a more colloquial sense, you might be a bit much.
What is the opposite (antonym) of enthusiasm?
The opposite of enthusiasm is a lack of enthusiasm. Someone or something that lacks enthusiasm can be described as unenthusiastic. There are a few terms that capture the same idea, including indifference, disinterest, and lack of interest.  Words that not only imply a lack of enthusiasm about something but also negativity toward it include aversion and disdain.
How do you use enthusiasm in a sentence?
Enthusiasm is a common word that’s used in a variety of contexts. Here are some examples of enthusiasm in a sentence:
  • The opening of the new restaurant was greeted with great enthusiasm.
  • I knew Dave was having a bad day when he didn’t have his usual enthusiasm at band practice.
  • Her false enthusiasm was very off-putting.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

While that enthusiasm has pushed Intel’s valuation to levels not seen in decades, the storied American chip maker still has a long way to go before it recovers its mojo.

From The Wall Street Journal • Apr. 21, 2026

That is uncertain, but what it showed was the cultural aspiration of the post-World War II American middle class: People wanted to be seen as interested in those things, whatever their actual level of enthusiasm.

From Salon • Apr. 19, 2026

A wave of them is hitting the market as they come off lease from 2023, a year of heightened EV enthusiasm and new models.

From Los Angeles Times • Apr. 17, 2026

That's probably my biggest judgement on the ownership's passion and enthusiasm for the role.

From BBC • Apr. 17, 2026

Like Farmer, he had an expressive face that revealed his enthusiasm and determination, and as second in command at PIH, his role was to keep the wheels of that machine well oiled.

From "Mountains Beyond Mountains" by Tracy Kidder and Michael French




Vocabulary lists containing enthusiasm