onera
onera is a Latin form of onus, meaning “burden, load; cargo; difficulty”. It is the accusative plural neuter noun or 2nd person singular present active imperative.
It can also be a form of onero, “load, burden; overwhelm”.
Found 83 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 3.13.6: … eo, quod est magis veri simile, quod tantas tempestates Oceani tantosque impetus ventorum sustineri ac tanta onera navium regi velis non satis commode posse arbitrabantur.
All forms of onus (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.