subsidio
subsidio is a Latin form of subsidium, meaning “help, aid; reserve troops, reinforcements”. It is the dative singular neuter noun or ablative singular neuter noun.
Found 117 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.52.7: Id cum animadvertisset P. Crassus adulescens, qui equitatui praeerat, quod expeditior erat quam ii qui inter aciem versabantur, tertiam aciem laborantibus nostris subsidio misit.
All forms of subsidium (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.