Etymology Explorer › Latin

Where does “octō” come from?

octō (Latin) comes from Proto-Italic oktō, from Proto-Indo-European oḱtṓw, from Proto-Indo-European aḱ- — sharp, pointed; sharp, pointed, edgy; sharp,...

Ancestry of “octō”, step by step

StepLanguageWordMeaning
1Proto-Italicoktōeight
2Proto-Indo-Europeanoḱtṓweight
3Proto-Indo-Europeanaḱ-sharp, pointed; sharp, pointed, edgy; sharp,...
Every word from Proto-Indo-European aḱ- →