spondist

The story

1. Ancient Greek · derived fromσπονδή“libation”
2. Egyptian · calque ofsqbb“libator”
3. English todayspondist

Calque of Egyptian sqbb (“libator”), participle of sqbb (“to cool, to libate with water”), by way of Ancient Greek σπονδή (spondḗ, “libation”) suffixed with -ist.