Where does “footnail” come from?

footnail (English) comes from English foot, from Middle English fot, from Old English fōt, from Proto-West Germanic fōt, from Proto-Germanic fōts, from Proto-Indo-European pṓds, from Proto-Indo-European póds, from Proto-Indo-European ped- — to walk, to step; to stumble, to fall.

Ancestry of “footnail”, step by step

footnail traces back through two separate lines of ancestry.

via English foot

StepLanguageWordMeaning
1EnglishfootA biological structure found in many animals that...
2Middle Englishfotfoot; The bottom, lower part or foundation of...
3Old Englishfōtfoot
4Proto-West Germanicfōtfoot
5Proto-Germanicfōtsfoot
6Proto-Indo-Europeanpṓdsfoot
7Proto-Indo-Europeanpódsfoot
8Proto-Indo-Europeanped-to walk, to step; to stumble, to fall

via English nail

StepLanguageWordMeaning
1EnglishnailThe thin, horny plate at the ends of fingers and...
2Middle EnglishnailAlternative form of nayl
3Old Englishnæġlnail
4Proto-West Germanicnaglnail; nail or peg used for fastening
5Proto-Germanicnaglaznail; nail or peg used for fastening
6Proto-Indo-Europeanh₃nogʰ-claw, nail; nail
Every word from Proto-Indo-European ped-Every word from Proto-Indo-European pódsEvery word from Proto-Indo-European pṓds