Where does “arsénico” come from?
arsénico (Galician) comes from Latin arsenicum, from Ancient Greek ἀρσενικόν, from Middle Persian zarnīk, from Avestan 𐬰𐬀𐬭𐬀𐬥𐬌𐬌𐬀, from Proto-Indo-European ǵʰelh₃i.
arsénico (Galician): arsenic
Ancestry of “arsénico”, step by step