Entry record from Schapper (2020): Wersing Peitoko
laisong[ˈlajsoŋ]
• n. onion (generic).bawang.
laisong mrukgarlic; white onion, bawang putih
Etymology: West Timorese Austronesian, e.g., Uab Meto |fn{laisona} 'onion', probably via South Sulawesi, e.g., Makasar |fn{lasuna}, but ultimately from Sanskrit |fn{rasuna}.
Source: Hans Retebana