Where does “sex” come from?

sex (Old English) comes from Old English siex, from Latin sex, from Proto-Italic seks, from Proto-Indo-European swéḱs — six.

sex (Old English): Alternative form of seax

Definitions

  1. Alternative form of seax

Ancestry of “sex”, step by step

StepLanguageWordMeaning
1Old Englishsiexsix
2Latinsexsix; 6
3Proto-Italicsekssix
4Proto-Indo-Europeanswéḱssix

Words derived from “sex”

Every word from Proto-Indo-European swéḱs →Every word from Proto-Italic seks →Every word from Latin sex →