help vs relieve

help

verb
  • To provide assistance to (someone or something). 

  • To assist (a person) in getting something, especially food or drink at table; used with to. 

  • To provide assistance. 

  • To avoid; to prevent; to refrain from; to restrain (oneself). Usually used in nonassertive contexts with can. 

  • To do something on the behalf of someone. 

  • To contribute in some way to. 

intj
  • A cry of distress or an urgent request for assistance 

noun
  • Action given to provide assistance; aid. 

  • Something or someone which provides assistance with a task. 

  • Documentation provided with computer software, etc. and accessed using the computer. 

  • A study aid. 

  • One or more people employed to help in the maintenance of a house or the operation of a farm or enterprise. 

  • Correction of deficits, as by psychological counseling or medication or social support or remedial training. 

relieve

verb
  • To provide comfort or assistance to (someone in need, especially in poverty). 

  • To ease (someone, a part of the body etc.) or give relief from physical pain or discomfort. 

  • To ease (a person, person's thoughts etc.) from mental distress; to stop (someone) feeling anxious or worried, to alleviate the distress of. 

  • To release (someone) from or of a difficulty, unwanted task, responsibility etc. 

  • To free (someone) from debt or legal obligations; to give legal relief to. 

  • To alleviate (pain, distress, mental discomfort etc.). 

  • To urinate or defecate. 

  • To ease one's own desire to orgasm, often through masturbation to orgasm. 

  • To bring military help to (a besieged town); to lift the siege on. 

  • To free (someone) from their post, task etc. by taking their place. 

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