Tarnish | Mean of tarnish in English Dictionary

/ˈtɑɚnɪʃ/

• Verb
• to become or cause (metal) to become dull and not shiny
1. Silver tarnishes easily.
2. Some foods will tarnish silver.
• to damage or ruin the good quality of (something, such as a person's reputation, image, etc.)
1. His actions tarnished [=sullied] the family's good name.
2. The scandal tarnished his reputation.
• Noun
• a thin layer on the surface of metal which makes the metal look dull
1. a polish that removes tarnish