WordNet sense 1 (Canadian physiologist (born in the United States) who assisted F. G. Banting in research leading to the discovery of insulin (1899-1978)):

C. H. Best, Charles Herbert Best

WordNet sense 2 (the person who is most outstanding or excellent; someone who tops all others):

topper

WordNet sense 3 (get the better of):

outdo, outflank, scoop, trump

WordNet sense 4 (from a position of superiority or authority):

better

WordNet sense 5 (not capable of being improved on):

unsurpassed

WordNet sense 6 (most desirable possible under a restriction expressed or implied):

optimum

WordNet sense 7 (ranking above all others):

first, foremost

WordNet sense 8 (holding first place in a contest):

champion

WordNet sense 9 (worthy of being recommended or suggested; prudent or wise):

advisable