hobbyist
🇺🇸
/ˈhɑːbiɪst/
🇬🇧
/ˈhɒbiɪst/
someone who likes doing something for fun, not as a job
The park on weekends is full of hobbyists flying their model airplanes.
週末の公園は、模型の飛行機を飛ばしている趣味の人たちでいっぱいです。