| opponent(noun, competitor, contestant, contender) |
| partaking |
| prime mover |
| rival(noun, entry, competitor, contestant, candidate) |
| contender(noun, competitor, contestant, candidate) |
| addict(noun, advocate, supporter, fan, follower) |
| advocate(noun, supporter, fan, admirer, backer) |
| aspirant(entry, competitor, contestant, candidate, contender) |
| backer(noun, advocate, supporter, fan, admirer) |
| believer(noun, advocate, supporter, fan, follower) |
| bowler |
| bridal |
| bride |
| bridegroom |
| buddy(noun, companion, spouse, wife, husband) |
| candidate(application, submission, entry, competitor, contestant) |
| cohort(noun, advocate, supporter, companion, fan) |
| collaborator(noun, companion, spouse, wife, husband) |
| companion(noun, advocate, supporter, fan, admirer) |
| comrade(noun, associate, companion, fellow, spouse) |