Someone (mang-) puts a bet on something (-an).
Mangposta ako so manok ko, ta itādi ko.
I put a bet on my chicken, because I put it into a cockfight.
Postaan ko manok ko.
I put a bet on my chicken.
Someone (mangi-) bets, gambles, risks with something (i-), hoping for a good outcome.
Iposta ko kwarta ko a dēkey tan maypāro.
I gamble my small amount of money (that is left) so that it will become much.
Inbahey da a dyi na ipostaw byay na.
They said that he should not risk his life.