Where does “-il” come from?

-il (Interlingua) comes from Portuguese -il, from Latin -ilis, from Proto-Italic -elis, from Proto-Indo-European -elis, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

-il (Interlingua): forms nouns from nouns, denoting a place where animals are kept

Definitions

  1. forms nouns from nouns, denoting a place where animals are kept

Ancestry of “-il”, step by step

StepLanguageWordMeaning
1Portuguese-il-ile
2Latin-ilis-ile
3Proto-Italic-elis—
4Proto-Indo-European-elis—
5Proto-Indo-European-lósForms agent nouns from verbal roots
Every word from Proto-Indo-European -lós →Every word from Latin -ilis →Every word from Portuguese -il →