Where does “bellybutton” come from?

bellybutton (English) comes from English button, from French bouton, from Italian bottone, from Spanish botón, from Old French boton, from Old French bouter, from Frankish bautan, from Proto-West Germanic bautan — to grow, swell; to swell, wax, grow; to blow; to...

bellybutton (English): The navel or umbilicus

Definitions

  1. The navel or umbilicus

Ancestry of “bellybutton”, step by step

bellybutton traces back through two separate lines of ancestry.

via English button

StepLanguageWordMeaning
1EnglishbuttonA knob or disc that is passed through a loop or (buttonhole), serving as a fastener
2Frenchboutonbutton; bud; pimple, spot, zit
3Italianbottonebutton; bud
4Spanishbotónbutton; key; bud
5Old Frenchboton
6Old Frenchbouterto strike; to hit; to place; to put; to enter
7Frankishbautanto push, strike, beat; to hit, strike; to hit,...
8Proto-West Germanicbautanto beat
9Proto-Germanicbautanąto beat, push
10Proto-Indo-Europeanbʰewd-to hit, strike; to beat, push; to strike, push,...
11Proto-Indo-Europeanbʰew-to grow, swell; to swell, wax, grow; to blow; to...

via English belly

StepLanguageWordMeaning
1EnglishbellyThe abdomen, especially a fat one; The stomach;...
2Middle Englishbelybelly
3Old Englishbielġbag
4Proto-West Germanic*balgileather bag
5Proto-Germanicbalgizbag
6Proto-Indo-Europeanbʰelǵʰ-to swell
7Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
8Proto-Indo-Europeanbʰōl-
Every word from Proto-Indo-European bʰew-