A person (especially a male) who débuts, or appears for the first time.
{{quote-journal|en|date=January 31, 2009|author=Richard Earle|title=Proteas romp to No.1 ranking|work=Herald Sun|url=
(gerund of)
One who debuts, a (l) or (l).
a (l) (qualifier) or debutante (qualifier) (qualifier)
beginner
a (l)