This would be something that someone would do for a hobby. Some people like to build motors with their spare time to power certain items. They can power model cars, boats and also planes.
Stamp collecting which is a hobby sometimes used in the schools to teach economics and social studies.
No the word hobby is a noun, you cannot 'hobby' something or someone egHe hobbied the cake.So it is not a verb. There is no verb form for hobby.
Astronomer. I hope this has helped you.
Subject: study
The Tagalog word for geek is "geek." It is commonly used in Filipino conversations to refer to someone who is knowledgeable or obsessed with a particular subject or hobby.
Skiing is the simple subject.
Not necessarily, but it can be.
Whether this hobby is fascinating is subject to individual taste and preference, and thus is an opinion.
a person who studies and collects mollusc shells as a profession or hobby paula
An avocation is a hobby or occupation someone does in their free time.
My Great Uncle studies genealogy as a hobby, to help him I had to collect the nemes of some of my families ancestors.