For two (agent muɴ- & theme) to compete against each other (loc ref), as to compete in staying under water the longest, catching the most fish, getting the most firewood, or the like.
Nun'ohhong da Anghābon ay Bāyaw an mungkanta.
Anghābon and Bāyaw competed against each other in singing.
Mun'o'ohhong: focus is on three or more who compete against each other.
The following are a few areas in which there is competition: casual chanting, appoh; diving for stones, lotop; jocular banter, hannūlan; traditional songs, adyoga; running a race, tagtag; relay race, apput; serious banter, uphi.