Untarnished (adjective)

1. Not discolored or stained.
2. Untainted or undamaged.

Origin:

Derived from the word 'tarnished' meaning discolored or stained.

Examples:

1. The silverware remained untarnished despite many years of use.
2. The athlete's reputation remained untarnished despite many accusations of cheating.
3. The politician's record remained untarnished despite many scandals.
4. The company's reputation remained untarnished despite many controversies.
5. The building's facade remained untarnished despite many years of exposure to the elements.