Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
unarticulate is an adjective meaning "without or deprived of the use of speech or words". It carries one recorded sense.
without or deprived of the use of speech or words
“inarticulate beasts”
“remained stupidly inarticulate and saying something noncommittal”
“inarticulate with rage”
“an inarticulate cry”
Definitions, synonyms and semantic relations for unarticulate come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.