discharge vs heat

discharge

noun
  • The act of firing a projectile, especially from a firearm. 

  • The volume of water transported by a river in a certain amount of time, usually in units of m³/s (cubic meters per second). 

  • The process of flowing out. 

  • Pus or exudate (other than blood) from a wound or orifice, usually due to infection or pathology. 

  • The act of accomplishing (an obligation) or repaying a debt etc.; performance. 

  • The act of expelling or letting go. 

  • The act of releasing an inpatient from hospital. 

  • The act of releasing an accumulated charge. 

  • The act of releasing a member of the armed forces from service. 

  • The process of unloading something. 

verb
  • To operate (any weapon that fires a projectile, such as a shotgun or sling). 

  • To send away (a creditor) satisfied by payment; to pay one's debt or obligation to. 

  • To relieve of an office or employment; to send away from service; to dismiss. 

  • To release (an accumulated charge). 

  • To release legally from confinement; to set at liberty. 

  • To let fly, as a missile; to shoot. 

  • To free of a debt, claim, obligation, responsibility, accusation, etc.; to absolve; to acquit; to forgive; to clear. 

  • To release (an auxiliary assumption) from the list of assumptions used in arguments, and return to the main argument. 

  • To unload a ship or another means of transport. 

  • To give forth; to emit or send out. 

  • To release (an inpatient) from hospital. 

  • To put forth, or remove, as a charge or burden; to take out, as that with which anything is loaded or filled. 

  • To set aside; to annul; to dismiss. 

  • To bleach out or to remove or efface, as by a chemical process. 

  • To release (a member of the armed forces) from service. 

  • To accomplish or complete, as an obligation. 

  • To expel or let go. 

  • To let fly; to give expression to; to utter. 

heat

noun
  • One or more firearms. 

  • A condition where a mammal is aroused sexually or where it is especially fertile and therefore eager to mate; oestrus. 

  • A hot spell. 

  • The output of a heating system. 

  • An attribute of a spice that causes a burning sensation in the mouth. 

  • One cycle of bringing metal to maximum temperature and working it until it is too cool to work further. 

  • The condition or quality of being hot. 

  • Heating system; a system that raises the temperature of a room or building. 

  • A period of intensity, particularly of emotion. 

  • A fastball. 

  • An undesirable amount of attention. 

  • A preliminary race, used to determine the participants in a final race 

  • A violent action unintermitted; a single effort. 

  • A stage in a competition, not necessarily a sporting one; a round. 

  • In omegaverse fiction, a cyclical period in which omegas experience an intense, sometimes irresistible biological urge to mate. 

  • Thermal energy. 

  • The police. 

verb
  • To excite ardour in; to rouse to action; to excite to excess; to inflame, as the passions. 

  • To arouse, to excite (sexually). 

  • To become hotter. 

  • To excite or make hot by action or emotion; to make feverish. 

  • To cause an increase in temperature of (an object or space); to cause to become hot (often with "up"). 

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