Source : Webster's Revised Unabridged Dictionary (1913)

Dilettantish \Dil`et*tant"ish\, a.
   Dilettanteish.

Source : WordNet®

dilettantish
     adj : showing frivolous or superficial interest; amateurish; "his
           dilettantish efforts at painting" [syn: {dilettante}, {dilettanteish},
            {sciolistic}]