hobbyist; person with many interests; dilettante
Refers to someone who pursues hobbies or cultural interests, often with a connotation of being a well-rounded person rather than a shallow dabbler. Can be used neutrally or positively.
He's a hobbyist with many interests, always trying something new on weekends.
As a hobbyist, she has been doing pottery and photography for many years.
Compound of 趣味 (hobby, interest) and 人 (person). The exact origin is uncertain, but it follows a common pattern for forming nouns describing a type of person.