Where does “trettioförsta” come from?

trettioförsta (Swedish) comes from Swedish trettio, from Old Swedish þrætighi, from Proto-Germanic þrīz tigiwiz — thirty.

trettioförsta (Swedish): thirty-first

Definitions

  1. thirty-first

Ancestry of “trettioförsta”, step by step

trettioförsta traces back through two separate lines of ancestry.

via Swedish trettio

StepLanguageWordMeaning
1Swedishtrettiothirty
2Old Swedishþrætighithirty
3Proto-Germanicþrīz tigiwizthirty

via Swedish första

StepLanguageWordMeaning
1Swedishförstafirst; senior; higher
Every word from Proto-Germanic þrīz tigiwiz →Every word from Old Swedish þrætighi →Every word from Swedish trettio →