One who cheats others.
One who robs others in a lawless area, especially as part of a group.
A runner who covertly joins a race without having registered as a participant.
An outlaw.
An aircraft identified as an enemy, but distinct from "hostile" or "threat" in that it is not immediately to be engaged.
To rob, or steal from, in the manner of a bandit.
Someone or something with similar claims of quality or distinction as another.
A competitor (person, team, company, etc.) with the same goal as another, or striving to attain the same thing. Defeating a rival may be a primary or necessary goal of a competitor.
Having the same pretensions or claims; standing in competition for superiority.
To be equal to, or match, or to surpass another.
To oppose or compete with.
To strive to equal or excel; to emulate.