free vs sandbag

free

verb
  • To make free; set at liberty; release. 

  • To rid of something that confines or oppresses. 

  • To relinquish (previously allocated memory) to the system. 

noun
  • A free transfer. 

  • The usual means of restarting play after a foul is committed, where the non-offending team restarts from where the foul was committed. 

adj
  • Of a rocket or missile: not under the control of a guidance system after being launched. 

  • Thrown open, or made accessible, to all; to be enjoyed without limitations; unrestricted; not obstructed, engrossed, or appropriated; open; said of a thing to be possessed or enjoyed. 

  • Without obligations. 

  • With no or only freedom-preserving limitations on distribution or modification. 

  • Without; not containing (what is specified); exempt; clear; liberated. 

  • Privileged or individual; the opposite of common. 

  • (of a morpheme) That can be used by itself, unattached to another morpheme. 

  • Unconstrained. 

  • Unobstructed, without blockages. 

  • Unattached or uncombined. 

  • Not imprisoned or enslaved. 

  • Unconstrained by quantifiers. 

  • Not attached; loose. 

  • Unconstrained of identifiers, not bound. 

  • Not arbitrary or despotic; assuring liberty; defending individual rights against encroachment by any person or class; instituted by a free people; said of a government, institutions, etc. 

  • Unconstrained by timidity or distrust 

  • Intended for release, as opposed to a checked version. 

  • complimentary 

  • Unconstrained by relators. 

  • Obtainable without any payment. 

  • Generous; liberal. 

  • Not currently in use; not taken; unoccupied. 

adv
  • Without needing to pay. 

sandbag

noun
  • A sturdy sack filled with sand, generally used in large numbers to make defensive walls against flooding, bullets, or shrapnel. 

  • An engraver's leather cushion, etc. 

  • A small bag filled with sand and used as a cudgel. 

  • A deceptive play whereby a player with a strong hand bets weakly or passively. 

verb
  • To strike someone with a sandbag or other object to disable or render unconscious. 

  • To construct a barrier of sandbags around. 

  • To pretend to drink early on so that, as the night draws on, one can drink everybody else "under the table". 

  • To conceal or misrepresent one's true position, potential, or intent in order to gain an advantage. 

  • To deceive someone by pretending to be weak, or (card games) by pretending to have a weak hand. 

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