Where does “maiss” come from?

maiss (Middle Irish) comes from Old Irish mass, from Latin massa, from Ancient Greek μᾶζα, from Ancient Greek μάσσω, from Proto-Indo-European mh₂ǵyéti, from Proto-Indo-European meh₂ǵ- — to knead, stroke.

Ancestry of “maiss”, step by step

Step	Language	Word	Meaning
1	Old Irish	mass	fine, handsome, goodly; mass, lump
2	Latin	massa	mass, bulk; load, burden; dough
3	Ancient Greek	μᾶζα	barley-bread or cake
4	Ancient Greek	μάσσω	to handle, work with my hands, knead; to wipe
5	Proto-Indo-European	mh₂ǵyéti	—
6	Proto-Indo-European	meh₂ǵ-	to knead, stroke

Words derived from “maiss”

mais

Every word from Proto-Indo-European meh₂ǵ- →Every word from Proto-Indo-European mh₂ǵyéti →Every word from Ancient Greek μάσσω →