ridder

/ˈrɪdər/
noun
  1. A person or thing that removes or eliminates something unwanted.
    • He became known as a ridder of corruption in the local government.
    • The pest control company is a reliable ridder of termites and cockroaches.
    • This new software is a great ridder of computer viruses.
What does "ridder" mean? | whatsthatwordmean | whatsthatwordmean