Meanings
Forming names of sites or buildings where a characteristic activity is conducted.
Bäcker (“baker”) + -ei → Bäckerei (“bakery”)
Forming names of regions or countries.
Mongole + -ei → Mongolei (“Mongolia”)
Used to create abstract nouns denoting a state, condition, or quality: -y
-y
Halsabschneider + -ei -> Halsabschneiderei; heucheln + -ei -> Heuchelei