tolerance

Noun

• a permissible difference; allowing some freedom to move within limits

• willingness to recognize and respect the beliefs or practices of others

• the act of tolerating something

• a disposition to allow freedom of choice and behavior

• the power or capacity of an organism to tolerate unfavorable environmental conditions

Related words

• Synonyms: 
  allowance , leeway , margin , permissiveness
• Antonyms: 
  intolerance , unpermissiveness , restrictiveness