entusiasmo
enthusiasm
noun ehn-too-SYAHS-moh Less Common
Origin: From Greek enthousiasmos (divine inspiration), from entheos (possessed by a god).
Usage Note
Entusiasmo denotes keen interest and eagerness. The verb is entusiasmar / entusiasmarse con algo (to get excited about something). The adjective entusiasta is two-ending (un fan entusiasta) and the intensified form entusiasmado/a is common after estar (estaba muy entusiasmada = she was very enthusiastic).
Examples
"Los niños participaron con mucho entusiasmo."
Natural Translation
The children participated with great enthusiasm.

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