wife   
andefimandry
A bed-fellow; a wife; the one lying on the inner side of the bed or mat. [Richardson 1885]
a wife [Hallanger 1973]
taolan-tehezana
tokantrano
a household; a wife [Hallanger 1973]
vady be
the eldest or chief wife of a polygamist [Richardson 1885]
vady masay
the second wife in a polygynous family [Hallanger 1973]