Unarticulate
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
without or deprived of the use of speech or words
Word Usage
"What is surprising is that people feel someone as uneducated and unarticulate as this woman should have a political office period."
Equivalent
aphasic
aphonic
dumb
incoherent
mute
suggests
inarticulate
unarticulated