From Wiktionary, the free dictionary
rīvōs
- accusative plural of rīvus
rivos (ablative plural rivois)
- (Old Latin) Alternative form of rīvus
- 7th–5th century BC, Duenos inscription:
𐌀𐌔𐌕𐌄𐌃𐌍𐌏𐌉𐌔𐌉𐌏𐌐𐌄𐌕𐌏𐌉𐌕𐌄𐌔𐌉𐌀𐌉𐌐𐌀𐌊𐌀𐌓𐌉𐌖𐌏𐌉𐌔- ASTEDNOISIOPETOITESIAIPAKARIVOIS
as(t) tēd noisi o(p)petoit esiāi pākā rivois - without thee […] calm with [these] rivers