bastardisation

/ˌbæstərdɪˈzeɪʃən/
noun
  1. The act or process of making something less pure, authentic, or valuable by adding or changing parts.
    • The bastardisation of the original recipe with cheap ingredients disappointed the chef.
    • The language's bastardisation through slang and texting worries some teachers.
    • Many critics see the film adaptation as a bastardisation of the classic novel.
Antonyms
What does "bastardisation" mean? | whatsthatwordmean | whatsthatwordmean