Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
unembellished is an adjective meaning "lacking embellishment or ornamentation". It carries one recorded sense.
lacking embellishment or ornamentation
“a plain hair style”
“unembellished white walls”
“functional architecture featuring stark unornamented concrete”
Definitions, synonyms and semantic relations for unembellished come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.