Following are all the fatter like words, in the list below.
BIGGER
100% like fatter
LARGER
100% like fatter
THICKER
100% like fatter
THINNER
100% like fatter
SKINNIER
100% like fatter
SLIMMER
99.99% like fatter
PLUMPER
99.99% like fatter
HEALTHIER
99.98% like fatter
RICHER
99.98% like fatter
GREEDIER
99.97% like fatter
FATTENING
99.97% like fatter
HEFTIER
99.97% like fatter
HUNGRIER
99.97% like fatter
SEXIER
99.96% like fatter
HAIRIER
99.96% like fatter
SHINIER
99.95% like fatter
LAZIER
99.95% like fatter
CLEVERER
99.95% like fatter
DUMBER
99.94% like fatter
CHUNKIER
99.94% like fatter
GRUMPIER
99.94% like fatter
HEAVIER
99.93% like fatter
SICKER
99.93% like fatter
WEALTHIER
99.93% like fatter
SMELLIER
99.92% like fatter
LARDY
99.92% like fatter
SMARTER
99.92% like fatter
BEEFIER
99.91% like fatter
PRETTIER
99.91% like fatter
TASTIER
99.91% like fatter
MEANER
99.9% like fatter
BROWNER
99.9% like fatter
FATTIER
99.9% like fatter
FULLER
99.9% like fatter
FLESHIER
99.89% like fatter
BALDER
99.89% like fatter
PUFFIER
99.89% like fatter
OVERFED
99.88% like fatter
GREASIER
99.88% like fatter
MEATIER
99.88% like fatter
FLATTER
99.87% like fatter
THIRSTIER
99.87% like fatter
SKIMPIER
99.87% like fatter
EMPTIER
99.86% like fatter
CRANKIER
99.86% like fatter
FUSSIER
99.86% like fatter
FASTER
99.85% like fatter
OBESE
99.85% like fatter
ANGRIER
99.84% like fatter
SAVVIER
99.84% like fatter
GAMIER
99.84% like fatter
POORER
99.84% like fatter
WARIER
99.83% like fatter
STOUTER
99.83% like fatter
JUICIER
99.83% like fatter
FLABBY
99.82% like fatter
PERKIER
99.82% like fatter
BETTER
99.82% like fatter
BULGE
99.81% like fatter
LEANER
99.81% like fatter
STINGIER
99.81% like fatter
FRISKIER
99.8% like fatter
STUPIDER
99.8% like fatter
WHITER
99.8% like fatter
PICKIER
99.79% like fatter
HORNIER
99.79% like fatter
PALER
99.79% like fatter
PUSHIER
99.78% like fatter
HAPPIER
99.78% like fatter
PUNIER
99.78% like fatter
JUMPIER
99.77% like fatter
OILIER
99.77% like fatter
DAINTIER
99.77% like fatter
SLEEKER
99.77% like fatter
OVERWEIGHT
99.76% like fatter
GRAYER
99.76% like fatter
FANCIER
99.76% like fatter
BLONDER
99.75% like fatter
OVEREAT
99.75% like fatter
BOLDER
99.75% like fatter
REDDER
99.74% like fatter
RUDER
99.74% like fatter
STRONGER
99.74% like fatter
PUDGIER
99.73% like fatter
HIGHER
99.73% like fatter
GROUCHIER
99.73% like fatter
SCARCER
99.72% like fatter
NOSIER
99.72% like fatter
THRIFTIER
99.72% like fatter
SNAZZIER
99.71% like fatter
WISER
99.71% like fatter
DULLER
99.71% like fatter
BLUER
99.7% like fatter
LIGHTER
99.7% like fatter
KEENER
99.7% like fatter
GIRTHS
99.7% like fatter
CHEAPER
99.69% like fatter
WAISTLINE
99.69% like fatter
FLAKIER
99.69% like fatter
MANLIER
99.68% like fatter
