To compare things, weights, measures, to see which is longer, larger or heavier, pag ⊗ en.
Buy or exchange one commodity for another, e.g. buy vinegar giving rice, ⊗ an; what given in exchange for what bought, i ⊗.
Alternate or have friendly communication two persons, agca ⊗; with whom one alternates, sob ⊗ en.