allowance vs ration

allowance

verb
  • To supply in a fixed and limited quantity. 

  • To put upon a fixed allowance (especially of provisions and drink). 

noun
  • Permission; granting, conceding, or admitting 

  • A permissible deviation in the fineness and weight of coins, owing to the difficulty in securing exact conformity to the standard prescribed by law. 

  • A planned deviation between an exact dimension and a nominal or theoretical dimension. 

  • Acknowledgment. 

  • A child's allowance; pocket money. 

  • Abatement; deduction; the taking into account of mitigating circumstances 

  • An amount, portion, or share that is allotted or granted; a sum granted as a reimbursement, a bounty, or as appropriate for any purpose 

  • A permitted reduction in the weight that a racehorse must carry. 

  • A customary deduction from the gross weight of goods, differing by country. 

ration

verb
  • To supply with a ration; to limit (someone) to a specific allowance of something. 

  • To restrict (an activity etc.) 

  • To portion out (especially during a shortage of supply); to limit access to. 

noun
  • A portion of some limited resource allocated to a person or group. 

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