riotous vs unmanageable

riotous

adj
  • Unrestrained and boisterous; degenerate or dissolute. 

  • Having the characteristics of a riot. 

  • Causing, inciting or taking part in a riot. 

unmanageable

adj
  • Not manageable; not readily submitting to handling or management; not easily restrained, governed, or directed 

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