Where does “filius” come from?

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

filius (Latin): a son

Definitions

  1. a son

Ancestry of “filius”, step by step

filius traces back through two separate lines of ancestry.

via Old Latin fīlios

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

via Proto-Italic *fīlios

StepLanguageWordMeaning
1Proto-Italic*fīliosson

Words derived from “filius”

Every word from Proto-Indo-European dʰeh₁(y)- →