Entry record from Schapper (2020): Wersing Peitoko
borong[ˈboroŋ]
• adv. just; do without constraint.hanya; saja.
Markus nal-nal borong medi ba, dai alaku kida.Markus takes things by means of trickery only., Markus ambil barang saja dengan putar-balik.
Spir ba borong mialar gwai Kolana.The canoe is only sailing to Kolana, Perahu itu hanya berlayar ke Kolana.
Borong lomu!Just say it!, Omong saja!
Grammatical note: Occurs prepredicatively.
Source: Hans Retebana