ease vs relieve

ease

verb
  • To alleviate, assuage or lessen (pain). 

  • To move (something) slowly and carefully. 

  • To free (something) from pain, worry, agitation, etc. 

  • To reduce the difficulty of (something). 

  • To proceed with little effort. 

  • To loosen or slacken the tension on a line. 

  • To lessen in intensity. 

  • To give respite to (someone). 

noun
  • Additional space provided to allow greater movement. 

  • Release from constraint, obligation, or a constrained position. 

  • Followed by of or from: release from or reduction of pain, hardship, or annoyance. 

  • Freedom from pain, hardship, and annoyance, sometimes (derogatory, archaic) idleness, sloth. 

  • Ability, the means to do something 

  • Freedom from difficulty. 

  • Skill, dexterity, facility. 

  • Freedom from worry and concern; peace; sometimes (derogatory, archaic) indifference. 

  • Freedom from effort, leisure, rest. 

  • Freedom from financial effort or worry; affluence. 

  • Freedom from embarrassment or awkwardness; grace. 

relieve

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

  • 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 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. 

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

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