Emulate

a.	1.	Striving to excel; ambitious; emulous.
v. t.	1.	To strive to equal or to excel in qualities or actions; to imitate, with a view to equal or to outdo, to vie with; to rival; as, to emulate the good and the great. [imp. & p. p. Emulated ; p. pr. & vb. n. Emulating .] Thine eye would emulate the diamond. - Shak.

Verb	1.	emulate - strive to equal or match, especially by imitating; "He is emulating the skating skills of his older sister"
	2.	emulate - imitate the function of (another system), as by modifying the hardware or the software
	3.	emulate - compete with successfully; approach or reach equality with; "This artists's drawings cannot emulate his water colors"

challenge, challenge comparison, compete, compete with, cope, copy after, equal, follow like sheep, follow suit, jockey, meet, model after, outvie, pattern after, rival, take after, test one another, vie, vie with