rancid
Like turned butter
Rancid describes fats or oils that have gone bad, developing a sharp, unpleasant smell and taste through oxidation or bacterial action: rancid butter, The nuts had turned rancid.
The word extends to anything stale and foul-smelling.
Figuratively, rancid can describe something morally offensive or disgusting: rancid politics, a rancid sense of humor.
Decomposed and foul-smelling
- rottenDecomposed or corrupt
- sourSharp, biting taste
- staleNo longer fresh
- turnedRotated or changed direction
tainted · curdled · fermented · decomposed · expired · rank · off · musty
Having foul odor
- malodorousHaving a bad smell
- noisomeExtremely foul-smelling
- reekEmit strong odor
- stinkOffensive smell
pungent · acrid · foul-smelling · mephitic · miasmic · funky · skunky · gamy
Causing urge to vomit
- revoltingCausing strong disgust
- disgustingProvoking strong revulsion
- repulsiveCausing strong disgust
- sickeningCausing disgust or nausea
vile · loathsome · stomach-turning · gross · repugnant · off-putting · unpalatable · unappetizing
putrid
Decomposed and foul-smelling
turned · tainted · curdled · fermented · decomposed · expired · rank · off · musty · moldy
fetid
Having foul odor
- malodorousHaving a bad smell
- noisomeExtremely foul-smelling
- reekEmit strong odor
stink · pungent · acrid · foul-smelling · mephitic · miasmic · funky · skunky · gamy · high
nauseating
Causing urge to vomit
- revoltingCausing strong disgust
- disgustingProvoking strong revulsion
- repulsiveCausing strong disgust
sickening · vile · loathsome · stomach-turning · gross · repugnant · off-putting · unpalatable · unappetizing · inedible
butter
Solid fat from cream
shortening · tallow · drippings · oxidized · lipid · fatty · oleic · butyric · rendered · suet
- smellsmell, scent, odor, reek, aroma
- decayrot, decay rate, wilt, crumble, decomposition
- disgustdisgust, disgusting, disgusted, revulsion, repulsion
- Food Freshnessexpiration date, best by date, freshness, sell by date, spoilage
- food spoilagerot, mold growth, spoilage, staleness, decomposition
- scent wordsfragrant, aromatic, pungent, musty, musky
- rancid oilOxidized, foul-smelling lipid
- rancid butterSpoiled dairy fat