siny: "woman", primarily 'Iipay word. Notice how speaker does not use a plural form of "woman" despite there being more than one. According to Robertson, there is no plural form for siny in her speech (though 'Iipay has siiny, "women"). For "women", she would have to say nyechaak, plural of nyechak "woman" (Tiipay word).
hewak: "two, are two." As numbers are verbs, this phrase is literally, "women are two."