tarnish

(tärˈnĭsh)

1. To dull the luster of; discolor, especially by exposure to air or dirt.
2. a. To detract from or spoil; taint: a tragedy that tarnished our hopes.
   b. To cast aspersions on; sully: slander that tarnished the senator's image.

1. To lose luster; become discolored.
2. To diminish or become tainted.

1. The condition of being tarnished.
2. Discoloration of a metal surface caused by corrosion or oxidation.
3. The condition of being sullied or tainted.

Related Forms:

• tarˈnish·a·ble adjective