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I think so, yes. If we keep to a simple definition of both based on absence or presence of nutrients in sufficient (or insufficient) quantities, starvation is clearly diametrically opposed to saturation. One cannot exist without the other either as our bodies process nutrients and require eventual refilling.
It also denotes a process of change: you were hungry (lacking nutrients, again for simplicity), you ate, now you are not hungry. But you will be again.