Synonyms of obese

1 Syllable
plump, fat, thick, gross, stout
2 Syllables
heavy, pudgy, fleshier, grosser, fattest, grossed, thicker, plumpish, stoutest, thickest, portly, fatter, two-ton, zaftig, sarcous, fleshy, heaviest, paunchy, weightier, weighty, plumper, plumpest, heavier, grossest, tubby, stouter, rotund
3 Syllables
overfed, potbellied, porcine, well-padded, embonpoint, outsize, overweight, corpulent
4 Syllables
adipose, roly-poly, jelly-belly, whalelike, overstuffed, jellybelly, avoirdupois