Where does “fil” come from?

fil (Old French) comes from Latin fīlius, from Old Latin fīlios, from Proto-Indo-European dʰeh₁y-li-os, from Proto-Indo-European dʰeh₁(y)- — to suckle, nurse.

fil (Old French): son; thread

Definitions

  1. son; thread

Ancestry of “fil”, step by step

fil traces back through two separate lines of ancestry.

via Latin fīlius

StepLanguageWordMeaning
1Latinfīliusa son
2Old Latinfīlios
3Proto-Indo-Europeandʰeh₁y-li-ossucker
4Proto-Indo-Europeandʰeh₁(y)-to suckle, nurse

via Latin fīlum

StepLanguageWordMeaning
1Latinfīlumthread, string, filament, fiber
2Proto-Italicfī(s)lom
3Proto-Indo-EuropeangʷʰiH-(s-)lo-

Words derived from “fil

Every word from Proto-Indo-European dʰeh₁(y)-Every word from Proto-Indo-European dʰeh₁y-li-osEvery word from Old Latin fīlios