Etymology

belly

bel·ly
B3E1L1L1Y4

Today it means: The abdomen (especially a fat one). Full definition →

Middle English bely ← Old English bielġ ← Proto-West Germanic *balgi
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The story

  1. Proto-Indo-European*bʰelǵʰ-
  2. Proto-Indo-European*bʰólǵʰis
  3. Proto-Germanic*balgiz
  4. Proto-West Germanic*balgi
  5. Old Englishbielġ
  6. Middle Englishbely
  7. English todaybelly

Inherited from Middle English bely, beli, bali, below, belew, balyw, from Old English bielġ (“bag, pouch, bulge”), from Proto-West Germanic *balgi, *balgu, from Proto-Germanic *balgiz, *balguz (“skin, hide, bellows, bag”), from Proto-Indo-European *bʰelǵʰ- (“to swell, blow up”). Cognate with Dutch balg, German Balg, Danish bælg, Old Irish bolg, Welsh bol. Doublet of bellows, blague, bulge, and budge. See also bellows. For the belly — bellows relation, compare typologically Macedonian мев (mev, “abdomen, belly; bellows”). Also compare Ancient Greek φῦσα (phûsa, “bellows; bladder; ...”), Latin venter — vēsīca, Russian пу́зо (púzo) — пузы́рь (puzýrʹ), пузырёк (puzyrjók).

Words from the same roots

Proto-Germanic*balgiz all →

bellowsballow

Proto-Indo-European*bʰelǵʰ- all →

budgetblagfoolhardybolgia

Etymology from Wiktionary, CC BY-SA 4.0.