Where does “Martis dīēs” come from?

Martis dīēs (Latin) comes from Latin Mārs, from Proto-Indo-European -ḱos — -y, -ic.

Ancestry of “Martis dīēs”, step by step

StepLanguageWordMeaning
1LatinMārsMars god of war
2Proto-Indo-European-ḱos-y, -ic

Words derived from “Martis dīēs”

Every word from Proto-Indo-European -ḱos →Every word from Latin Mārs →
Martis dīēs — Etymology, Origin & Word History | Etymology Explorer