nationis
nationis is a Latin form of natio, meaning “tribe, people, nation; birth”. It is the genitive singular feminine noun.
Found 27 times in the Latin texts on Socratos.
Where it is used
Cicero, Pro A. Cluentio 72: … inquit Paete? — hoc enim sibi Staienus cognomen ex imaginibus Aeliorum delegerat ne, si se Ligurem fecisset, nationis magis suae quam generis uti cognomine videretur — qua de re mecum locutus es, quaerunt a me ubi sit pecunia. …
All forms of natio (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.