H176
או או
אוֹ אַו ‘ô ‘av
o, av
The first form is presumed to be the “constructive” or genitival form of the second form which is short for 185 desire (and so probably in Pro 31:4); hence (by way of alternative) or, also if: - also, and, either, if, at the least, X nor, or, otherwise, then, whether.