Yiddish

Suffix

־ײַ • ‎(-ay) f n

1. Place where characteristic activity is conducted.

   בעקער ‎(beker, “baker”) > בעקערײַ ‎(bekeray, “bakery”)

2. Used to create abstract nouns denoting a state, condition, or quality.

   דאָקטער ‎(dokter, “doctor”) > דאָקטערײַ ‎(dokteray, “medicine (profession)”)