best (EN)
noun, verb

This word can also be a form of:
good (adjective)
well (adverb, adjective)

noun “best”

sg. best, pl. bests or uncountable
  1. the greatest effort possible from someone
    After studying all night, I gave the test my best.
  2. the individual or item that is the most outstanding or superior
    In the competition, only the best will advance to the finals.

verb “best”

best; he bests; past bested, part. bested; ger. besting
  1. to exceed or do better than someone else in ability or performance
    He bested his chess opponent after a long and strategic game.