I. prefix also em- Etymology: Middle English, from Anglo-French, from Latin in-, im-, from in put into or onto , cause to be , provide with , so as to cover , II. prefix also em- see: in in ; within
EN-
Meaning of EN- in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012