To voluntarily give up a right, fee, or requirement.
“The management has agreed to waive the processing fee this time only.”
“Unfortunately, we cannot waive the requirement for a signed consent form.”
Common in letters about fee exceptions, such as 'we have decided to waive the late fee.' Be careful not to confuse it with the noun 'waiver' when completing blanks in the second passage — checking whether the sentence needs a verb or a noun will guide you to the right form.
Synonyms: forgo, relinquish, drop