There are many foreign words in the English language. In the era of the Internet and market globalization, different languages easily get in touch and frequently borrow words from one another.
English has many words from Arabic, Russian, Polish etc., and here are some of the commonly used ones:
http://saundz.com/which-words-has-english-taken-from-other-languages-and-how/
Read more language stories on our English pronunciation blog.