solute vs untied

solute

adj
  • Not adhering; loose. 

  • Relaxed; hence, cheerful, merry. 

  • Able to be dissolved; soluble. 

  • Free; liberal; loose. 

noun
  • Any substance that is dissolved in a liquid solvent to create a solution 

untied

adj
  • Not tied; undone 

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