热衷 (熱衷) rè​zhōng
fond verb
to feel strongly about or be keenly interested in something

He is very enthusiastic about various public welfare activities.

obsessed verb
having an intense obsession or deep commitment toward a pursuit or goal

He showed an excessive obsession with power.

Frequency

Movie subtitles
0.060 per million appears in 0% of films
Written text
0.290 per million

Sources