inarticulate

inarticulate /ɪnˌɑɚˈtɪkjələt/ adjective
inarticulate
/ɪnˌɑɚˈtɪkjələt/
adjective
Britannica Dictionary definition of INARTICULATE
[more inarticulate; most inarticulate]
1 
a  : not able to express ideas clearly and effectively in speech or writing : not articulate
b  : not able to speak
2 
a  : not expressed clearly or easily understood
b  : not understandable as spoken words
c  : not able to be expressed

— inarticulately

adverb

— inarticulateness

noun [noncount]