What are the antonyms for INVALIDITY?

Synonyms for INVALIDITY

Usage Examples for INVALIDITY

  1. The lawyers pleaded the general invalidity of colonial titles, and thus the right of the crown to resume! - "The History of Tasmania, Volume I (of 2)" by John West
  2. And your testimony as to the invalidity of the will would be conclusive against all the world. - "Can You Forgive Her?" by Anthony Trollope