unmasker
/ˈʌnˌmæskər/Definitions
1. noun
A person or thing that unmasks someone or something.
“The whistleblower served as an unmasker to expose corporate corruption.”
2. verb
To remove a mask from something or someone.
“The forensic team worked to unmask the identity of the perpetrator.”
3. verb
To reveal the true nature or identity of something or someone.
“The journalist aimed to unmask the politician’s hidden agenda.”