adverb (r)

• in a strange manner(adv.all)

  Example:
  A queerly inscribed sheet of paper.
  

  Synonym:
  funnily, oddly, strangely
  

  source: wordnet30
• in a questionably unusual manner(adv.all)

  Example:
  This money had been queerly come by.
  

  Synonym:
  fishily
  

  source: wordnet30
• In a queer or odd manner.(adverb)

  source: webster1913