Emulous
Emulous , adjective
[Latin aemulus. See Emulate.]
1.
Ambitiously desirous to equal or even to excel another; eager to emulate or vie with another; desirous of like excellence with another; -- with of; as, emulous of another's example or virtues.
2.
Vying with; rivaling; hence, contentious, envious.
Emulous Carthage.
Emulous missions 'mongst the gods.