mortal vs soul

mortal

noun
  • A human; someone susceptible to death. 

adv
  • Mortally; enough to cause death. 

adj
  • Human; belonging or pertaining to people who are mortal. 

  • Of or relating to the time of death. 

  • Punishable by death. 

  • Affecting as if with power to kill; deathly. 

  • Very painful or tedious; wearisome. 

  • Susceptible to death by aging, sickness, injury, or wound; not immortal. 

  • Causing death; deadly, fatal, killing, lethal (now only of wounds, injuries etc.). 

  • Of a sin: involving the penalty of spiritual death, rather than merely venial. 

  • Very drunk. 

  • Fatally vulnerable. 

soul

noun
  • An individual life. 

  • The spirit or essence of anything. 

  • The spirit or essence of a person usually thought to consist of one's thoughts and personality, often believed to live on after the person's death. 

  • A kind of submanifold involved in the soul theorem of Riemannian geometry. 

  • Soul music. 

  • A person, especially as one among many. 

  • Life, energy, vigor. 

verb
  • To beg on All Soul's Day. 

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