Extinguishment(noun)
Meaning: The annulment of a legal document.
Hindi meaning:समापन
Synonyms: Invalidation, Nullification, Voiding, Revocation
Antonyms: Approval, Enactment, Validation, Sanction
Example: The fifth chapter discusses the case of relative extinguishment of security right on ships.
Trick to remember: Punishment ka exit hona hi extinguishment hota h 
