Formal
Formal adjective - Marked by or showing careful attention to set forms and details.
Usage example: gave her a formal invitation to dinner
Solemn is a synonym for formal in established topic. In some cases you can use "Solemn" instead an adjective "Formal", when it comes to topics like ritual, grave, stately, official. popular alternative
Mutual synonyms
Both words in one sentence
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There are two outfits that buck the trend in order to indicate thematic/plot information: the formal gown from her first appearance in Tsubasa recurs at least two more times, both very solemn occasions involving huge wishes and prices.
Source: Unlimited Wardrobe
Cite this Source
Solemn and Formal. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/formal/solemn
Formal & Solemn. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/formal/solemn>.
Solemn or Formal. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/formal/solemn.
Google Ngram Viewer shows how "formal" and "solemn" have occurred on timeline