| commensalism(noun, nature, feature, environment) |
| gladiator |
| mutualism(noun, nature, feature, environment) |
| team(noun, company, group, band) |
| ecology(noun, nature, feature, environment) |
| game(noun, recreation, entertainment, diversion, pastime) |
| parasitism(noun, nature, feature, environment) |
| party(noun, company, group, band, team) |
| predation(noun, nature, feature, environment) |
| battle(noun, conflict, disagreement, difference, contention) |
| business(noun, occupation, profession, enterprise, affair) |
| competitive(adjective, person, trait, competitiveness) |
| conflict(noun, disagreement, difference, contention) |
| conflicting(adjective, person, trait, competitiveness) |
| entertainment(noun, recreation, diversion, pastime) |
| fight(noun, conflict, disagreement, difference, contention) |
| hostile(adjective, person, trait, competitiveness) |
| social conflict(noun, expression, fight, contest, clash) |
| antagonistic(adjective, person, trait, competitiveness) |
| argument(noun, conflict, disagreement, difference, contention) |