Etymology Explorer › Old Portuguese

Where does “seis” come from?

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

Ancestry of “seis”, step by step

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

Words derived from “seis”

  • seis
  • seys
  • seis
  • sais
  • seis
  • seis
Every word from Proto-Indo-European swéḱs →