Difference between Anglicism and Britishism

What is the difference between Anglicism and Britishism?

Anglicism as a noun is a word or other feature originating in the english language that has been borrowed by another language. while Britishism as a noun is a word, phrase, idiom, or expression peculiar to the english language as spoken chiefly in great britain.

We hope you now know whether to use Anglicism or Britishism in your sentence.