-ine

-ine · suffix¹

1. Proto-Indo-European · derived from*-iHnos
2. Latin · derived from-īnus
3. Old French · derived from-in
4. Middle English · inherited from-in
5. English today-ine

From Middle English -in, -ine, from Old French -in, -ine, from Latin -īnus, from Proto-Indo-European *-iHnos. More at -en § Etymology 4.

-ine · suffix²

1. Latin · borrowed from-īna
2. French · borrowed from-ine
3. English today-ine

From French -ine, feminine of -in; Latin -īna, feminine of -īnus. Doublet of -ina.

-ine · suffix³

Variant of -en § Etymology 2.

-ine · suffix⁴

From taxonomic suffix -inae, ultimately from the same root as § Etymology 1.