dillettante

Hookham Frere, had great abilities but was an incurable dillettante.

Sir Walter Scott as a Critic of Literature Margaret Ball

The crisis called for a man, and there he was; a born soldier, not of the mere dilatory or dillettante or martinet or bulldog order, but one who always carried a head on his shoulders, brimful of native brain capacity, of far-reaching intuition, grasping the thing to do, and never failing to do it.

Recollections and reflections : an auto of half a century and more, 1906

However, anyone who claims that Dingell doesn't have credible green chops is a dillettante on environmental policy.

MichiganLiberal 2008

The ‘squire is not only accommodated with a wife, but he is also blessed with an only son, about two and twenty, just returned from Italy, a complete fidler and dillettante; and he slips no opportunity of manifesting the most perfect contempt for his own father.

The Expedition of Humphry Clinker 2004

Their approach was appreciated by a Seattle maker of "dillettante chocolate" who graciously accepted their observation that his "dilettante" had one too many 'l "s.

London Free Press 2010