debuit
debuit is a Latin form of debeo, meaning “owe; ought, must”. It is the 3rd person singular perfect active indicative.
Found 163 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 2.33.4: pugnatumque ab hostibus ita acriter est ut a viris fortibus in extrema spe salutis iniquo loco contra eos qui ex vallo turribusque tela iacerent pugnari debuit, cum in una virtute omnis spes consisteret.
Ovid, Heroides 2.56: Debuit haec meriti summa fuisse mei!
Ovid, Metamorphoses 14.444: EREPTAM ARGOLICO QUO DEBUIT IGNE CREMAVIT.
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.