debeant
debeant is a Latin form of debeo, meaning “owe; ought, must”. It is the 3rd person plural present active subjunctive.
Found 60 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.17.2: Hos seditiosa atque improba oratione multitudinem deterrere, ne frumentum conferant quod debeant:
All forms of debeo (conjugation 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.