"contest" in the noun sense
1. contest, competition
an occasion on which a winner is selected from among two or more contestants
a struggle between rivals
"contest" in the verb sense
1. contest, contend, repugn
to make the subject of dispute, contention, or litigation
"They contested the outcome of the race"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License