ban vs sanction

ban

noun
  • A pecuniary mulct or penalty laid upon a delinquent for offending against a ban, such as a mulct paid to a bishop by one guilty of sacrilege or other crimes. 

  • A subdivision of currency, equal to one hundredth of a Moldovan leu. 

  • A unit measuring information or entropy based on base-ten logarithms, rather than the base-two logarithms that define the bit. 

  • A subdivision of currency, equal to one hundredth of a Romanian leu. 

  • The gathering of the (French) king's vassals for war; the whole body of vassals so assembled, or liable to be summoned; originally, the same as arrière-ban: in the 16th c., French usage created a distinction between ban and arrière-ban, for which see the latter word. 

  • Prohibition. 

  • A public proclamation or edict; a summons by public proclamation. Chiefly, in early use, a summons to arms. 

  • A title used in several states in central and south-eastern Europe between the 7th century and the 20th century. 

verb
  • To prohibit; to interdict; to proscribe; to forbid or block from participation. 

  • To curse; to utter curses or maledictions. 

  • To curse; to execrate. 

  • To anathematize; to pronounce an ecclesiastical curse upon; to place under a ban. 

sanction

noun
  • A penalty, punishment, or some coercive measure, intended to ensure compliance; especially one adopted by several nations, or by an international body. 

  • An approval, by an authority, generally one that makes something valid. 

  • A law, treaty, or contract, or a clause within a law, treaty, or contract, specifying any of the above. 

verb
  • To penalize (a state etc.) with sanctions. 

  • To ratify; to make valid. 

  • To give official authorization or approval to; to countenance. 

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