Where does “semenn” come from?

semenn (Seychellois Creole) comes from French semaine, from Middle French sepmaine, from Old French semaine, from Latin septimāna, from Latin septimānus, from Latin septimus, from Latin Septem, from Proto-Italic septem — seven.

semenn (Seychellois Creole): week

Definitions

week

Ancestry of “semenn”, step by step

Step	Language	Word	Meaning
1	French	semaine	week
2	Middle French	sepmaine	week
3	Old French	semaine	week
4	Latin	septimāna	week
5	Latin	septimānus	of or pertaining to the seventh in a series
6	Latin	septimus	seventh
7	Latin	Septem	seven; 7
8	Proto-Italic	septem	seven
9	Proto-Indo-European	septḿ̥	seven

Every word from Proto-Indo-European septḿ̥ →Every word from Proto-Italic septem →Every word from Latin Septem →