ter·ma·gant 
(tûrmə-gənt)
(tûrmə-gənt)n.
A woman regarded as quarrelsome or scolding; a shrew.
adj.
Shrewish; scolding.
[From Middle English Termagaunt, imaginary Muslim deity portrayed as a violent and overbearing character in medieval mystery plays, alteration of Tervagant, from Old French.]