4
ambassador(noun, person, substitute, representative, operative)
4
middle man(person, mediator, dealer, middleman)
3
arbiter(noun, authority, advocate, judge, expert)
3
conciliator(noun, authority, judge, expert, court)
3
interagent(noun, person)
3
intermediator
3
intermedium(noun, person)
3
intervener
3
manager(noun, representative, mediator)
3
medium
2
arranger
2
authority(noun, judge, expert, court, justice)
2
compromiser(noun, referee, arbitrator)
2
connection
2
dealer
2
delegate(noun, person, substitute, representative, operative)
2
deputy(substitute, representative, operative, manager, alternate)
2
discusser
2
expert(noun, authority, judge, court, representative)
2
fixer(noun, person)
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APASmart Define. (2015). negotiator thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/negotiator/thesaurus/synonyms
ChicagoSmart Define. 2015. "negotiator thesaurus" https://smartdefine.org/negotiator/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, negotiator thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/negotiator/thesaurus/synonyms>.
MLASmart Define. "negotiator thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/negotiator/thesaurus/synonyms>