trifler

a person who lacks experience and competence in an art or science he was never taken seriously as a comic book artist, with most illustrators regarding him as a mere trifler Synonyms hack, hacker, inexpert, jackleg, amateurRelated Words beginner, freshman, greenhorn, kid, learner, neophyte, newcomer, novice, rookie, tenderfoot, tyroNear Antonyms maestro, virtuoso, whiz, wizard; old hand, old-timer, vet, veteranAntonyms ace, adept, crackerjack (also crackajack), craftsman, expert, hand, master, past master, shark, sharp