noun
incorruptibility
in-kuh-rup-tuh-BIL-uh-tee/ˌɪnkəˌrʌptəˈbɪləti/
The quality of being immune to bribery or moral compromise.
The judge's incorruptibility earns her the trust of the entire community.

Etymology
The verb “spoil” also meant “seduce” or “bribe,” connecting physical damage with moral compromise. The noun first described imperishability; in this sense, it names the quality of character that cannot be spoiled by bribery.
More examples
- Her incorruptibility matters more to voters than her campaign promises.
- He maintained his incorruptibility despite repeated offers of money and favors.
- Accepting the gift would undermine the inspector's reputation for incorruptibility.
Forms
incorruptible adjective — Unable to be bribed or morally compromised.