Jason

Jason comes from the Greek Iason, a name the old grammarians tied to the verb iasthai, to heal. That root gives the short meaning it still carries in reference books: healer, or in Polish uzdrawiający, lekarz. The Iason of myth led the Argonauts after the golden fleece, though the healing sense sits deeper in the word than in the sailor who wears it.

For all its Greek beginning, Jason reads as English today. It spread through English-speaking countries across the twentieth century and reached Poland already wearing that English coat, spelled the English way.

A Polish teacher reading a class register meets it as an import, with no native diminutive to soften it. There is no Jasiek here, no feminine twin, no Polish spelling to naturalise it. The name stands as it came. What holds steady under the borrowing is the old Greek claim: a healer.