Where does “quadragesima” come from?
quadragesima (Latin) comes from Latin quadrāgēsimus, from Latin quadrāgintā, from Proto-Indo-European kʷetwr̥̄ḱomt, from Proto-Indo-European kʷétwr̥dḱomt, from Proto-Indo-European kʷetwr̥-, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.
Ancestry of “quadragesima”, step by step