Where does “सप्तमी” come from?

सप्तमी (Sanskrit) comes from Sanskrit सप्तन्, from Proto-Indo-Aryan saptá, from Proto-Indo-Iranian saptá, from Proto-Indo-European septḿ̥ — seven.

सप्तमी (Sanskrit): seventh day in a lunar fortnight

Definitions

  1. seventh day in a lunar fortnight

Ancestry of “सप्तमी”, step by step

StepLanguageWordMeaning
1Sanskritसप्तन्seven
2Proto-Indo-Aryansaptá—
3Proto-Indo-Iraniansaptáseven
4Proto-Indo-Europeanseptḿ̥seven

Words derived from “सप्तमी”

Every word from Proto-Indo-European septḿ̥ →Every word from Proto-Indo-Iranian saptá →Every word from Proto-Indo-Aryan saptá →