na-adjective
passionate; ardent; enthusiastic
Describes a person, action, or attitude full of strong emotion and energy.
彼は情熱的なスピーチで聴衆を魅了した。
He captivated the audience with his passionate speech.
彼
She is very passionate about her work.
熱心 implies diligent, earnest effort, often with a focus on steady dedication, while 情熱的 emphasizes strong emotion and intensity.
Formed from 情熱 (passion) + the adjectival suffix 的 (-like, -ish).