Where does “otro” come from?

otro (Swedish) comes from Swedish tro, from Old Swedish trō, from Old Norse trú, from Middle Low German truwe, from Old Saxon treuwa, from Proto-Germanic trewwō, from Proto-Indo-European drewo-.

otro (Swedish): unbelief, disbelief (religious doubts)

Definitions

  1. unbelief, disbelief (religious doubts)

Ancestry of “otro”, step by step

otro traces back through two separate lines of ancestry.

via Swedish tro

StepLanguageWordMeaning
1Swedishtrofaith, belief; allegiance; to believe
2Old Swedishtrō
3Old Norsetrúfaith; inflection of trúr: ## positive degree...
4Middle Low Germantruwe
5Old Saxontreuwa
6Proto-Germanictrewwōfidelity, pledge
7Proto-Indo-Europeandrewo-

via Swedish o

StepLanguageWordMeaning
1SwedishoO; the letter o; the Greek letter omega, being...
Every word from Proto-Indo-European drewo-