EnglishEdit

EtymologyEdit

sedate +‎ -ness

NounEdit

sedateness (uncountable)

  1. The state or quality of being sedate; calmness of mind, manner, or countenance
    Synonyms: composure, placidity, serenity, tranquillity

ReferencesEdit

  • sedateness in The Century Dictionary, The Century Co., New York, 1911