Acetose refers to a sour or acidic taste or smell. Its antonyms include sweet, bland, and mild. Sweet refers to a sugary or pleasant taste, while bland refers to a lack of flavor or taste. Mild, on the other hand, pertains to a subdued or gentle taste or smell. Other antonyms for acetose include alkaline, basic, and neutral. These terms describe substances or flavors that have a pH level higher than acid or are neither acidic nor alkaline. Overall, these antonyms are essential in describing different tastes and smells that exist in the world.