legitimizer

/ləˈdʒɪtəmaɪzər/
noun
  1. A person or thing that makes something legal, acceptable, or valid.
    • The court acted as a legitimizer of the new voting procedures.
    • The official stamp served as a legitimizer for the document.
    • She became a legitimizer of the movement by publicly supporting it.
Synonyms
What does "legitimizer" mean? | whatsthatwordmean | whatsthatwordmean