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