50 entries under representative topic. ×

15
arbitrator(noun, person, judge, referee)
14
go-between(noun, person, operative, deputy)
14
judge(noun, person, authority, advocate, judge)
13
moderator(noun, person, authority, judge, expert)
12
intermediary(noun, person, authority, judge, expert)
12
mediator(noun, person, judge, agent)
8
agent(noun, person, compact, substitute)
6
diplomat(noun, person, mediator, envoy)
6
broker(noun, person, operative, deputy)
4
adjudicator(noun, person, authority, judge, expert)
4
ambassador(noun, person, substitute, operative)
3
conciliator(noun, authority, judge, expert, court)
3
manager(noun, mediator)
2
delegate(noun, person, substitute, operative)
2
deputy(substitute, operative, manager, alternate)
2
expert(noun, authority, judge, court)
2
handler(noun, operative, manager, deputy)
1
abettor(operative, manager, deputy, mediator)
1
actor(operative, manager, deputy, mediator)
1
advocate(manager, mediator, intermediary, arbitrator)
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APASmart Define. (2015). negotiator thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/negotiator/thesaurus/synonyms
ChicagoSmart Define. 2015. "negotiator thesaurus" https://smartdefine.org/negotiator/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, negotiator thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/negotiator/thesaurus/synonyms>.
MLASmart Define. "negotiator thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/negotiator/thesaurus/synonyms>