discharge vs steel

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. 

steel

noun
  • Projectiles. 

  • Extreme hardness or resilience. 

  • Varieties of this metal. 

  • The gray hue of this metal; steel-gray, or steel blue. 

  • A honing steel, a tool used to sharpen or hone metal blades. 

  • An artificial metal produced from iron, harder and more elastic than elemental iron; used figuratively as a symbol of hardness. 

  • Armor. 

  • An engraving plate 

  • Pieces used to strengthen, support, or expand an item of clothing. 

  • A type of slide used while playing the steel guitar. 

  • Bladed or pointed weapons, as swords, javelins, daggers. 

  • A fringe of beads or decoration of this metal. 

  • A sewing needle; a knitting needle; a sharp metal stylus. 

  • A piece used for striking sparks from flint. 

  • A flat iron. 

adj
  • Made of steel. 

  • Similar to steel in color, strength, or the like; steely. 

  • Of or belonging to the manufacture or trade in steel. 

  • Engraved on steel. 

verb
  • To cause to resemble steel in appearance. 

  • To steelify; to turn iron into steel. 

  • To edge, cover, or point with steel. 

  • To sharpen with a honing steel. 

  • To harden or strengthen; to nerve or make obdurate; to fortify against. 

  • To press with a flat iron. 

  • To electroplate an item, particularly an engraving plate, with a layer of iron. 

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