informality

informality (countable and uncountable, plural informalities)

1. The condition of being informal.
   • 1936 June 30, Margaret Mitchell, Gone with the Wind, New York, N.Y.: The Macmillan Company, OCLC 1049770437; republished New York, N.Y.: The Macmillan Company, 1944, OCLC 20350211:

     These people, drawn from many different places and with many different backgrounds, gave the whole life of the County an informality that was new to Ellen, an informality to which she never quite accustomed herself.

• formality