nullity

/ˈnʌlɪti/
noun
  1. The state of being legally invalid or having no legal force.
    • The court declared the contract a nullity because it was signed under pressure.
    • The marriage was later ruled a nullity due to a technical error in the paperwork.
    • Without the proper signatures, the document is a legal nullity.
  2. Something that is insignificant, worthless, or has no value or effect.
    • After the scandal, his reputation became a nullity in the business world.
    • In the grand scheme of things, that small mistake was a nullity.
    • The so-called 'solution' turned out to be a complete nullity, solving nothing.
Antonyms
What does "nullity" mean? | whatsthatwordmean | whatsthatwordmean