quaestionis
quaestionis is a Latin form of quaestio, meaning “inquiry, investigation; question; court, trial”. It is the genitive singular feminine noun.
Found 77 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 6.4.3: Libenter Caesar petentibus Aeduis dat veniam excusationemque accipit, quod aestivum tempus instantis belli, non quaestionis esse arbitrabatur.
All forms of quaestio (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.