Where does “gumshoe” come from?

gumshoe (English) comes from English gum, from Middle English gomme, from Old English guma, from Proto-Germanic gumô, from Proto-Indo-European dʰǵʰm̥mō, from Proto-Indo-European dʰéǵʰōm, from Proto-Indo-European -ōm, from Proto-Indo-European -mi.

gumshoe (English): A sneaker or rubber overshoe; A detective; To act...

Definitions

  1. A sneaker or rubber overshoe; A detective; To act...

Ancestry of “gumshoe”, step by step

gumshoe traces back through two separate lines of ancestry.

via English gum

StepLanguageWordMeaning
1EnglishgumThe flesh around the teeth; To chew, especially...
2Middle EnglishgommeAlternative form of gome; Alternative form of...
3Old Englishgumaman, hero
4Proto-Germanicgumôman
5Proto-Indo-Europeandʰǵʰm̥mōearthling, human
6Proto-Indo-Europeandʰéǵʰōmearth
7Proto-Indo-European-ōmemphatic suffix or postpositive particle
8Proto-Indo-European-mi

via English shoe

StepLanguageWordMeaning
1EnglishshoeA protective covering for the foot, with a bottom...
2GermanSchuhshoe
3Middle High Germanschuo
4Old High Germanscuohshoe
5Proto-West Germanicskōhshoe
6Proto-Germanicskōhazshoe
7Proto-Indo-Europeanskewk-
8Proto-Indo-European(s)kew-to caw, to howl; to cover, hide; to cover, hide,...
Every word from Proto-Indo-European -miEvery word from Proto-Indo-European -ōmEvery word from Proto-Indo-European dʰéǵʰōm
gumshoe — Etymology, Origin & Word History | Etymology Explorer