wear off

US /wer ˈɔf/
UK /wer ˈɔf/
"wear off" picture
1.

desaparecer, pasar, perder el efecto

to gradually disappear or stop having an effect

:
The effects of the painkiller started to wear off.
Los efectos del analgésico comenzaron a desaparecer.
The novelty of the new toy will soon wear off.
La novedad del nuevo juguete pronto desaparecerá.