Identification

• Serenity is from the French word "serenite" and from the Latin "serenitas." Serenity is derived from the term serene.
  
  

Evening

• Serene is from the French word "serein," which is from the Old French words "serain" and "sierain," meaning evening. The Latin form for evening is "seranum" from "ser-um."
  
  

Calm

• Serene meaning "calm, clear" as in the weather is derived from the Latin "serenus." This is from the Old French words "serin" and "serain."
  
  

History

• This first use of the word serenity was documented in 1538 as "serenyte" and serene was first used in 1591, as recorded in the Oxford English Dictionary.
  
  

Fun Fact

• Serenity was also a title of honor given to royalty and dignitaries, as in the Roman Empire.
  
  

Synonyms and Antonyms

• Its synonyms include composure, patience, peace and cool, and its antonyms include disruption, excitement and trouble.