discharge vs sack

discharge

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

  • 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 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. 

noun
  • 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. 

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

  • 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. 

sack

verb
  • To put in a sack or sacks. 

  • To discharge from a job or position; to fire. 

  • To tackle the quarterback behind the line of scrimmage, especially before he is able to throw a pass. 

  • To bear or carry in a sack upon the back or the shoulders. 

  • To plunder or pillage, especially after capture; to obtain spoils of war from. 

noun
  • The amount a sack holds; also, an archaic or historical measure of varying capacity, depending on commodity type and according to local usage; an old English measure of weight, usually of wool, equal to 13 stone (182 pounds), or in other sources, 26 stone (364 pounds). 

  • A bag; especially a large bag of strong, coarse material for storage and handling of various commodities, such as potatoes, coal, coffee; or, a bag with handles used at a supermarket, a grocery sack; or, a small bag for small items, a satchel. 

  • One of the square bases anchored at first base, second base, or third base. 

  • Loot or booty obtained by pillage. 

  • The plunder and pillaging of a captured town or city. 

  • Dismissal from employment, or discharge from a position, usually as give (someone) the sack or get the sack. See verb sense⁵ below. 

  • A successful tackle of the quarterback behind the line of scrimmage. See verb sense⁴ below. 

  • The scrotum. 

  • Bed (either literally or figuratively); usually as hit the sack or in the sack. See also sack out. 

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