Get Natural Language Toolkit Stop Words UK. Stopwords are the most common words in any natural language. As said by stanford nlp group:
In computing, stop words are words that are filtered out before or after the natural language data (text) are processed.
Sometimes, some extremely common words which would appear to be of little value in helping select documents matching a user need are excluded from the vocabulary entirely. The words which are generally filtered out before processing a natural language are called stop words. And by us, i mean humans; In such case, you have to remove those words.