superlative
noun
°The highest extent or degree of something.
°The form of an adjective that expresses which of more than two items has the highest degree of the quality expressed by the adjective; in English, formed by appending "-est" to the end of the adjective (for some short adjectives only) or putting "most" before it.
adjective
°Exceptionally good; of the highest quality; superb.
°Of or relating to a superlative.
synonyms: acme, peak, above and beyond, exceptional more» , extraordinary, superb