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in-formal

see definition of in-formal
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Synonyms for in-formal

adj casual, simple

Antonyms for in-formal

  • buttoned-up
  • ceremonious
  • dressed-up
  • formal
  • official
  • rigid
  • stiff
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.