Palmary is an adjective that is used to describe something as outstanding or being the best of its kind. Its antonyms are words that convey the opposite or contrasting meaning. Some of the antonyms for palmary include mediocre, ordinary, average, or inferior. These words signify things that are not particularly noteworthy, exceptional or excellent in any way. Synonyms for average can also include commonplace or run-of-the-mill. In contrast, other antonyms like terrible, dismal or atrocious, imply that something is of very poor quality, indicating its inferiority compared to something that is palmary. Therefore, antonyms for palmary describe something that is not exceptional, remarkable, or standout in any way.