-esis

• -esy

From Latin -ēsis, from Ancient Greek -ησις (-ēsis), from -σις (-sis).

-esis

1. Used to form nouns denoting condition, action, or process.

• Most English words ending in "-esis" are derived from words formed in other languages, including French (Old, Middle, and Modern), Italian, Latin, and Classical Greek.

• -etic

• sise, Isse, sies, seis, -sies