Air Enthusiast was created in 1974.
The New Enthusiast was created in 2007.
Enthusiast System Architecture was created in 2007.
Wine Enthusiast Magazine was created in 1988.
A ballet enthusiast is called a "balletomane".
A science enthusiast is a person interested in the behavior of the physical universe as a hobby (not as a career).
there are plenty of "How-To's" for home made CAI's (Cold Air Intake) at Neon enthusiast forums (NeonTuners.com and Neons.org are IMO the best examples)
There are many stores that offer the consumer the oppurtunity to purchase a subscription to The Wine Enthusiast. For example, Amazon, Wine Mag, Wine Enthusiast, Zinio and Barnes and Noble.
Air Horizon was created in 2004.
Out of the Air was created in 1988.
Air Djibouti was created in 1962.
Lion Air was created in 1999.
Air Vegas was created in 1971.