cantu
cantu is a Latin form of cano, meaning “sing; sound”.
It can also be a form of cantus, “song, singing; music”. It is the ablative singular masculine noun or supine dative singular neuter.
Found 139 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 8.20.2: … rfecto Correo, amisso equitatu et fortissimis peditibus, cum adventare Romanos existimarent, concilio repente cantu tubarum convocato conclamant, legati obsidesque ad Caesarem mittantur.
All forms of cano (conjugation 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.