repair vs upkeep

repair

noun
  • The act of repairing something. 

  • The result of repairing something. 

  • The condition of something, in respect of need for repair. 

  • A place to which one goes frequently or habitually; a haunt. 

  • The act of repairing or resorting to a place. 

verb
  • to pair again 

  • To transfer oneself to another place. 

  • To make amends for, as for an injury, by an equivalent; to indemnify for. 

  • To restore to good working order, fix, or improve damaged condition; to mend; to remedy. 

upkeep

noun
  • Maintenance; the act or effort of keeping something in good and working condition. 

verb
  • Do you know how to upkeep a boat? 

  • To maintain (something) or keep it in good repair. 

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