concubitu
concubitu is a Latin form of concumbo, meaning “lie with, sleep with”. It is the supine dative singular neuter.
Found 25 times in the Latin texts on Socratos.
Where it is used
Vergil, Georgics 4.198: quod neque concubitu indulgent nec corpora segnes
Ovid, Ars Amatoria 2.414: Concubitu prior est infitianda venus.
All forms of concumbo (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.