Difference between Spare Time Activity and Avocation

SPARE TIME ACTIVITY vs AVOCATION: NOUN

A hobby or recreational or leisure pursuit.
Pursuits; duties; affairs which occupy one's time; usual employment; vocation.
That which calls one away from one's regular employment or vocation.
A calling away; a diversion.
A person's regular business or occupation; vocation; calling.
Hence—4. That which calls one away from one's proper business; a subordinate or occasional occupation; a diversion or distraction.
The state of being called, or of wandering aside or away; a diversion of the thoughts.
The authoritative removal of a case or process from an inferior to a superior court.
The act of calling aside or diverting from some object or employment.
An activity taken up in addition to one's regular work or profession, usually for enjoyment; a hobby.
An auxiliary activity

Accustom, Timing, Timed, Dut, But, Afford, Parttime, Haste, Leisure, Hobbyist, Pastime, By line, Avocation, Sideline, Hobby

Career, Dabbler, Woodworking, Outdoorsman, Outdoorswoman, Endeavor, Free lance, Passion, Profession, Pastime, Vocation, Spare time activity, By line, Sideline, Hobby

Employed, Employ, Doodle, Semiprofessional, Accustom, Timing, Timed, But, Parttime, Haste, Leisure, Hobbyist, Avocation, Sideline, Hobby

Curiosity, Spectator sport, Obsession, Enthusiast, Career, Dabbler, Woodworking, Outdoorsman, Endeavor, Free lance, Passion, Profession, Vocation, Sideline, Hobby

I have used this site for a few years as just a spare time activity, and it is still fun and great.
This is not meant as a direct criticism of such spare-time activity, which has produced some of our very best chamber ensembles.
Do you want to try this extraordinary shelling out spare time activity?
Do you want to try this extraordinary spending spare time activity?
Do you want to try this extraordinary paying spare time activity?

In previous centuries philosophers, academicians, bureaucrats, and others studied nature by avocation.
Be proficient in the merit badge subject by vocation or avocation.
Matt Wienecke, who introduced me to archeology, my favorite avocation.
To me, professional football is a business and an avocation.
He followed the avocation of a farmer all his life.
Charles, teaching English composition and literature was an avocation.
Occupational Extras may be permittedfor travel or avocation only.
Justice Scalia was saying, and finding some other avocation.
Draft a personal connection also an avocation of.
Digging into Deep History: Archaeology, Artifacts and Avocation.