Definition: smelling of fermentation or staleness
Similar words: unpleasant-smelling, stinky, ill-smelling, malodorous, malodourous
Definition: having an unpleasant smell
Synonyms: rancid
Definition: (used of decomposing oils or fats) having a rank smell or taste usually due to a chemical change or decomposition
Usage: rancid butter; rancid bacon
Similar words: stale
Definition: lacking freshness, palatability, or showing deterioration from age
Usage: stale bread; the beer was stale