Where does “acciaiolo” come from?
acciaiolo (Italian) comes from Italian acciaio, from Latin aciārium, from Latin aciēs, from Latin aceō, from Proto-Italic akēō, from Proto-Indo-European h₂eḱ-éh₁-ye-ti, from Proto-Indo-European h₂eḱ- — sharp.
acciaiolo (Italian): flint; steel
Ancestry of “acciaiolo”, step by step