question about Proto/Para-Munda affix -usha

[Clements, Joseph Clancy]

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I'm looking for any information regarding the meaning and history of the Proto/Para-Munda affix -usha ('u' here is short; 'sh' is a retroflex sibilant). Any information or leads would be greatly appreciated.

Thanks,

Clancy 

J. Clancy Clements, Professor
Director of Undergraduate Studies
Depts. of Linguistics & Spanish and Portuguese
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