wear off

/W EH1 R AO1 F/
verb
  1. 1

    To diminish in effect

    โ€œThe effect of the injection will gradually wear off.โ€

  2. 2

    To disappear because of being abraded, over-polished, or abused

    โ€œThe silver plating on that cheap silverware will wear off.โ€

Source: https://en.wiktionary.org/wiki/wear%20off