'first enthusiasm' is correct and usable in written English.
You can use it to refer to the initial excitement or interest that is felt around something when it is first discovered or encountered. For example, "When she first saw the new pair of roller skates, she felt a surge of first enthusiasm and knew she had to buy them."
But after the first enthusiasm, I began to worry.
Hammond's first enthusiasm was jazz, which he considered an essentially African-American musical idiom, and about which he observed, "The best of this art is usually simple, for when technique and virtuosity get in the way of real feeling the result is always dire".
I always hope (despite the filth and misery of which my narratives consist) to write in the spirit of that first enthusiasm and certainty, and to try and pass on something of that fun to the reader – even though I write for adults and even though I'll never succeed as I'd wish to.
In the essay, Allah — who has an exhibition opening at New York's Gitterman Gallery, in March — discusses his first enthusiasm for filmmaking, in the late nineteen-nineties, as a teen-ager from Long Island, at the same time that he began to frequent Harlem, to study the work of the Five Percent Nation, and to become friends with members of the Wu-Tang Clan.
The first enthusiasm towards shorter surgical approaches has been mitigate by not permanent advantages together new complications.
His first enthusiasm was music, and instead of going to a real college, he attended the Juilliard School, the conservatory in New York City.
Cue the actor's feet-first enthusiasm for the "anarchic" spirit of SNL.
The flip side of the Court's First Amendment enthusiasm (if not absolutism) is Citizens United.
"There you go," he said with the first real enthusiasm he had shown all evening.
At first his enthusiasm was clearly based on the assumption that UNITA, the only viable opposition, would have been wiped out by the time the election was held, which, last year, he said would be in late 2001.
At first this enthusiasm was confined to discs, but eventually Webb, a tiny, somewhat aggressive South London piano player and factory worker, formed a band to reconstruct the music itself at a pub in Kent.
