2
broad
2
canonical
2
ceremonialistic(adjective, proper, strict, established, orderly)
2
certain
2
chilly(adjective, cool, cold, detached, unfriendly)
2
chivalrous(proper, polite, elegant, refined, gracious)
2
civilized(good, smooth, polite, elegant, gracious)
2
clean(adjective, neat, tidy, thorough, logical)
2
comme il faut(expression, idiom, good, well-mannered, well-behaved)
2
confining
2
controlled
2
cordial(adjective, smooth, polite, polished, courteous)
2
dance(noun, party, hop, ball, casuals)
2
de rigueur(expression, good, civilized, well-mannered, staid)
2
decent(adjective, good, correct, right, appropriate)
2
decided(verb, affirmation)
2
definite
2
definitive
2
diplomatic(adjective, smooth, polite, polished, courteous)
2
distinct
10 years ago|20k views|share |citing 
APASmart Define. (2016). formal thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/formal/thesaurus/synonyms
ChicagoSmart Define. 2016. "formal thesaurus" https://smartdefine.org/formal/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, formal thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/formal/thesaurus/synonyms>.
MLASmart Define. "formal thesaurus" 10 March 2016. Web. 23 September 2026. <https://smartdefine.org/formal/thesaurus/synonyms>