3
sovereign(adjective, free, independent, rights)
2
alter ego(expression, idiom, deputy)
2
ambassadorial
2
attache
2
diplomatic
2
diplomatist
2
envoy extraordinary
2
lieutenant(noun, deputy, official, executive)
2
minister resident
2
plenary
1
all-powerful
1
almighty
1
ambassadress
1
apostolic delegate
1
archon
1
career diplomat
1
charge
1
commercial attache
1
competent(adjective, free, independent, rights)
1
consul general
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APASmart Define. (2015). plenipotentiary thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/plenipotentiary/thesaurus/synonyms
ChicagoSmart Define. 2015. "plenipotentiary thesaurus" https://smartdefine.org/plenipotentiary/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, plenipotentiary thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/plenipotentiary/thesaurus/synonyms>.
MLASmart Define. "plenipotentiary thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/plenipotentiary/thesaurus/synonyms>