Where does “açeyro” come from?

açeyro (Old Portuguese) comes from Late Latin aciarium, from Latin aciēs, from Latin aceō, from Proto-Italic akēō, from Proto-Indo-European h₂eḱ-éh₁-ye-ti, from Proto-Indo-European h₂eḱ- — sharp.

Ancestry of “açeyro”, step by step

StepLanguageWordMeaning
1Late Latinaciariumsteel
2Latinaciēssharp edge or point
3Latinaceōto be sour
4Proto-Italicakēōbe sharp-tasting, be sour
5Proto-Indo-Europeanh₂eḱ-éh₁-ye-ti—
6Proto-Indo-Europeanh₂eḱ-sharp

Words derived from “açeyro”

Every word from Proto-Indo-European h₂eḱ- →Every word from Proto-Indo-European h₂eḱ-éh₁-ye-ti →Every word from Proto-Italic akēō →