Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
ill-tempered is an adjective meaning "annoyed and irritable". It carries one recorded sense.
annoyed and irritable
Definitions, synonyms and semantic relations for ill-tempered come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.