pastime
n.an activity that you do for fun when you are not working. It is a hobby or something you enjoy doing in your free time.
n.an activity done regularly for enjoyment rather than work; a hobby or diversion.
“Reading is a popular pastime for people of all ages.”
“In the summer months, gardening becomes a favorite pastime for many residents in this neighborhood.”
“While digital gaming has become a dominant modern pastime, traditional board games have seen a significant resurgence among adults seeking more tactile social interactions.”
Often used with the adjective 'favorite' or 'popular'.
“Backyard bird feeding is one of our country’s most popular pastimes.”
From earlier passtime, pass-time, from Middle English passe tyme, passetyme, calque of Middle French passetemps.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.