Where does “acerat” come from?

acerat (Catalan) comes from Catalan acer, 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.

acerat (Catalan): steel

Definitions

steel

Ancestry of “acerat”, step by step

Step	Language	Word	Meaning
1	Catalan	acer	steel
2	Latin	aciārium	steel
3	Latin	aciēs	sharp edge or point
4	Latin	aceō	to be sour
5	Proto-Italic	akēō	be sharp-tasting, be sour
6	Proto-Indo-European	h₂eḱ-éh₁-ye-ti	—
7	Proto-Indo-European	h₂eḱ-	sharp

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