enthusiast

noun
UK /ɪnˈθjuːziæst/
US /ɪnˈθuːziæst/

A person who likes something very much.

My uncle is a car enthusiast who goes to shows every weekend.


OTHER MEANINGS

2. A person who is very interested in a particular activity or subject.

She is a fitness enthusiast who runs every morning.

3. A person who strongly supports a cause or idea.

He is an enthusiast for clean energy.

4. Someone who shows eager enjoyment of something.

The museum guide was a real enthusiast about ancient history.