12
nominal(adjective, correct, stiff, affected, conformity)
11
stilted(adjective, dull, strong, correct, cold)
10
prescribed(adjective, established, orderly)
10
ritual(adjective, proper, common, ordinary, regular)
10
set(adjective, property, proper, ordinary, usual)
10
stuffy(adjective, correct, careful, straight, sober)
9
fixed(adjective, property, neat, established, organized)
9
polite(adjective, correct, stiff, affected, particular)
8
frigid(adjective, close, quiet, cool, gentle)
8
conforming(adjective, good, agreement, well-mannered, well-behaved)
8
explicit(adjective, established, orderly, affirmation)
8
express(verb, adjective, established, orderly, affirmation)
8
forced(adjective, strong, cold, stiff, affected)
8
pompous(adjective, dull, strong, obscure, cold)
8
ritualistic(adjective, proper, strict, established, traditional)
8
starched(adjective, characteristic, correct, stiff, affected)
7
business-minded
7
civil(adjective, kind, proper, polite, grand)
7
correct(adjective, good, right, appropriate, common)
7
customary(adjective, good, correct, right, appropriate)
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APASmart Define. (2016). formal thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/formal/thesaurus/synonyms
ChicagoSmart Define. 2016. "formal thesaurus" https://smartdefine.org/formal/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, formal thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/formal/thesaurus/synonyms>.
MLASmart Define. "formal thesaurus" 10 March 2016. Web. 22 September 2026. <https://smartdefine.org/formal/thesaurus/synonyms>