adverb (r)

• in the right manner(adv.all)

  Example:
  Please do your job properly!.
  

  Synonym:
  decent, decently, in good order, right, the right way
  Antonym:
  improperly
  

  source: wordnet30
• with reason or justice(adv.all)

  source: wordnet30
• In a proper manner; suitably; fitly; strictly; rightly; as, a word properly applied; a dress properly adjusted.(adverb)

  source: webster1913