mensibus
mensibus is a Latin form of mensis, meaning “month”. It is the ablative plural masculine noun.
Found 133 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.31.10: … totius Galliae, occupavisset et nunc de altera parte tertia Sequanos decedere iuberet, propterea quod paucis mensibus ante Harudum milia hominum XXIIII ad eum venissent, quibus locus ac sedes pararentur.
All forms of mensis (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.