beg off

/B EH1 G AO1 F/
verb
  1. 1

    To obtain somebody's permission to skip or cancel an event that one has previously arranged with them.

    โ€œI wonder if I can beg off going to the meeting that day, since it will take me an extra two hours out of my way.โ€

Synonyms

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