Meaning : Do without or cease to hold or adhere to.
Example :
We are dispensing with formalities.
Relinquish the old ideas.
Synonyms : dispense with, forego, foreswear, relinquish, waive
Meaning : Lose (s.th.) or lose the right to (s.th.) by some error, offense, or crime.
Example :
You've forfeited your right to name your successor.
Forfeited property.
Synonyms : forego, forfeit, give up, throw overboard, waive