tolerance

noun

1.
the power or capacity of an organism to tolerate unfavorable environmental conditions
2.
a disposition to allow freedom of choice and behavior
3.
the act of tolerating something
Derived from:
tolerate
4.
willingness to recognize and respect the beliefs or practices of others
Antonym:
intolerance
Derived from:
tolerant
5.
a permissible difference; allowing some freedom to move within limits