Waiver
Part of speech: verb
Definition: To waive (to relinquish, to forego). See waive.
Part of speech: noun
Definition: The act of waiving, or not insisting on, some right, claim, or privilege. A legal document releasing some requirement, such as waiving a right (giving it up) or a waiver of liability (agreeing to hold someone blameless). Also used for such a form even before it is filled out and signed. Something that releases a person from a requirement.
Disclaimer
Part of speech: noun
Definition: One who disclaims, disowns, or renounces.A denial, disavowal, or renunciation, as of a title, claim, interest, estate, or trust; relinquishment or waiver of an interest or estate.A public disavowal, as of pretensions, claims, opinions, and the like.