(up) in the air vs suspended

(up) in the air

suspended

adj
  • Having had its third omitted and replaced with a major second or perfect fourth. 

  • Attached slightly below the summit of the ovary. 

  • Paid for but not consumed by a customer, so that it can be given to a less fortunate person. 

  • suspended animation 

  • suspended sentence 

  • Hung from above. 

  • A chemical suspension 

How often have the words (up) in the air and suspended occurred in a corpus of books? (source: Google Ngram Viewer )