put together vs sever

put together

verb
  • To gather one's thoughts and come to conclusions. 

  • To assemble, construct, build, or formulate. 

adj
  • Stable and sound psychologically and hence in other respects; competent and responsible. 

  • In total. 

sever

verb
  • To make a separation or distinction; to distinguish. 

  • To disconnect; to disunite; to terminate. 

  • To cut free. 

  • To suffer disjunction; to be parted or separated. 

How often have the words put together and sever occurred in a corpus of books? (source: Google Ngram Viewer )