ausos
ausos is a Latin form of audeo, meaning “dare”. It is the perfect passive participle accusative plural masculine.
Found 37 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 2.27.5: ut non nequiquam tantae virtutis homines iudicari deberet ausos esse transire latissimum flumen, ascendere altissimas ripas, subire iniquissimum locum; quae facilia ex difficillimis animi magnitudo redegerat.
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.