> I think using {-mey} in this instance would just be considered
> insulting:
> {mangmey} "the incapable-of-language soldiers".
You're thinking of the use of a "nonspeaking" possessive suffix where
a "speaking" one is called for. Using the "nonspeaking" plural on a
speaking entity isn't insulting. All it does is imply a "scattered
about" meaning.
-- ghunchu'wI'