tarnish

/หˆtษ‘ษนnษชสƒ/

IPA: /T AA1 R N IH0 SH/

noun
  1. 1

    Oxidation or discoloration, especially of a decorative metal exposed to air.

verb
  1. 1

    To oxidize or discolor due to oxidation.

    โ€œCareful storage of silver will prevent it from tarnishing.โ€

  2. 2

    To soil, sully, damage or compromise

    โ€œHe is afraid that he will tarnish his reputation if he disagrees.โ€

  3. 3

    To lose its lustre or attraction; to become dull.

Source: https://en.wiktionary.org/wiki/tarnish