seks (Danish)
Where does "seks" come from?
The Danish word 'seks' traces its roots back to the ancient Proto-Indo-European *swéḱs. It evolved through the Proto-Germanic *sehs and later entered Old Norse as 'sex,' maintaining its consistent meaning of the number six throughout its long journey.
Full etymology tree
- seks (Danish), 'six'
- inherited sex (Old Norse), 'six'
- inherited *sehs (Proto-Germanic), 'six'
- derived *swehs (Proto-Germanic)
- inherited *swéḱs (Proto-Indo-European), 'six'
- derived *wéḱs (Proto-Indo-European)
- derived *s- (Proto-Indo-European)
- inherited *swéḱs (Proto-Indo-European), 'six'
- derived *swehs (Proto-Germanic)
- inherited *sehs (Proto-Germanic), 'six'
- inherited sex (Old Norse), 'six'
Ancestors
- sex (Old Norse)
- *sehs (Proto-Germanic)
- *swéḱs (Proto-Indo-European)
Updated July 2026
Etymology data from Wiktionary, CC BY-SA 4.0 · About Miraris