I. prefix or il- or im- or ir- Etymology: Middle English, from Anglo-French, from Latin; akin to Old English un- not ; non- , un- , II. prefix or il- or im- or ir- Etymology: Middle English, from Anglo-French, from Latin, from in in, into in ; within ; into ; toward ; on, en- I
IN-
Meaning of IN- in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012