Word Study
amateurish
CIDE DICTIONARY
amateurish, a.
In the style of an amateur; superficial or defective like the work of an amateur. [1913 Webster]
OXFORD DICTIONARY
amateurish, adj. characteristic of an amateur, esp. unskilful or inexperienced.
Derivative
amateurishly adv. amateurishness n.
THESAURUS
amateurish
amateur, clumsy, crude, dabbling, defective, deficient, dilettante, dilettantish, faulty, flawed, green, half-assed, half-baked, half-cocked, immature, jackleg, raw, sciolistic, semiskilled, shallow, smattering, sophomoric, superficial, unaccomplished, unbusinesslike, uncoached, unendowed, unfinished, ungifted, uninitiated, unpolished, unprepared, unprimed, unprofessional, unschooled, unskilled, untalented, untaught, untrained, untutoredFor further exploring for "amateurish" in Webster Dictionary Online