To give s.o. else the advantage (even if one has to go without); give s.o. preferential treatment (to one’s own loss); to prefer s.t.
That person only wants it for himself; he does not give the advantage to his companions.
Just eat; don’t try to give each other preference.
A'a iyan gey makapa'āg sawe'ne.
That person is unable to let his companion have the advantage.
That child prefers playing over eating.