47 entries under competitor topic. ×

1
counteragent(noun, match, opposition, rival, opponent)
1
dark horse(noun, expression, opposition, rival, favorite)
1
disputant(noun, opposition, rival, opponent, enemy)
1
dissentient(noun, match, opposition, rival, opponent)
1
entrant(noun, opposition, rival, opponent, peer)
1
favorite(rival, participant, contestant, candidate)
1
foe(noun, match, opposition, rival, opponent)
1
hopeful(participant, candidate, contender)
1
match(noun, opposition, rival, opponent, enemy)
1
member(participant, candidate, contender)
1
nominee
1
opposer(noun, match, opposition, rival, opponent)
1
opposition(noun, match, rival, opponent, favorite)
1
oppugnant(noun, match, opposition, rival, opponent)
1
participant(noun, contestant, candidate, contender)
1
player(noun, animal, sport, opposition, rival)
1
scrapper(participant, candidate, contender)
1
team member(expression, participant, candidate, contender)
0
litigant(noun, match, opposition, rival, opponent)
0
buddy(noun, opponent, peer)
11 years ago|6.5k views|share |citing 
APASmart Define. (2015). challenger thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/challenger/thesaurus/synonyms
ChicagoSmart Define. 2015. "challenger thesaurus" https://smartdefine.org/challenger/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, challenger thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/challenger/thesaurus/synonyms>.
MLASmart Define. "challenger thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/challenger/thesaurus/synonyms>