Where does “septimānam” come from?

septimānam (Latin) comes from Latin septimānus, from Latin septimus, from Latin Septem, from Proto-Italic septem, from Proto-Indo-European septḿ̥ — seven.

Ancestry of “septimānam”, step by step

StepLanguageWordMeaning
1Latinseptimānusof or pertaining to the seventh in a series
2Latinseptimusseventh
3LatinSeptemseven; 7
4Proto-Italicseptemseven
5Proto-Indo-Europeanseptḿ̥seven

Words derived from “septimānam

Every word from Proto-Indo-European septḿ̥Every word from Proto-Italic septemEvery word from Latin Septem