offstand vs overpower

offstand

verb
  • To offset; compensate for; make restitution for. 

  • To endure against; stand or ward off; defend against; withstand; resist. 

noun
  • Offset; restitution. 

overpower

verb
  • To make excessively powerful. 

  • To excel or exceed in power; to cause to yield; to subdue. 

  • To subdue someone by superior force. 

  • To render imperceptible by means of greater strength, intensity, etc. 

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