exertive vs restless

exertive

adj
  • Having power or a tendency to exert; using exertion. 

restless

adj
  • Without rest; unable to be still or quiet; uneasy; continually moving. 

  • Not satisfied to be at rest or in peace; averse to repose; eager for change; discontented. 

  • Not allowing or affording rest. 

  • Deprived of rest or sleep. 

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