- Nottingham University: Academic vocabulary
This site gives an explanation of background to the academic word list Academic Word List. You can study words from the list in context using the Academic Word List highlighter tool. There are also exercises to practise using concordance lines, or you can make your own tests using the Academic Word List gapmaker.
- Nonstop English: Business English Exercises
A site with interactive games and quizzes that enable you to test and expand your Business English vocabulary.