Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
dilettantish is an adjective meaning "showing frivolous or superficial interest; amateurish". It carries one recorded sense.
showing frivolous or superficial interest; amateurish
“his dilettantish efforts at painting”
Definitions, synonyms and semantic relations for dilettantish come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.