originem
originem is a Latin form of origo, meaning “origin, source, beginning; birth, ancestry”. It is the accusative singular feminine noun.
Found 67 times in the Latin texts on Socratos.
Where it is used
Cicero, De Republica 2.3: Quam ob rem, ut ille solebat, ita nunc mea repetet oratio populi originem; libenter enim etiam verbo utor Catonis. Facilius autem, quod est propositum, consequar, si nostram rem publi …
All forms of origo (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.