quum
quum is a Latin form of qui, meaning “who, which, that; (interrog.) which? what?; (after si, ne) any”.
It can also be a form of cum, “with (+abl.); when, since, although”. It is the conjunction.
It can also be a form of quis, “who? what?; (after si, ne) anyone”.
Found 99 times in the Latin texts on Socratos.
Where it is used
Terence, Andria prologue.pr.1: Poeta quum primum animum ad scribendum appulit,
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.