[adj] without or deprived of the use of speech or words; "inarticulate beasts"; "remained stupidly inarticulate and saying something noncommital"; "inarticulate with rage"; "an inarticulate cry"
Synonyms
aphasic, aphonic, dumb, groaning, grunting, inarticulate, incoherent, moaning, mute, silent, speechless, stammering(a), stuttering(a), tongueless, tongue-tied, unarticulated, unspoken, voiceless, wordless