Inarticulate

Not uttered with articulation or intelligible distinctness, as speech or words.

Not jointed or articulated; having no distinct body segments; as, an inarticulate worm.

Without a hinge; -- said of an order (Inarticulata or Ecardines) of brachiopods.

Incapable of articulating.

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"