is for VOCABULARY

Vocabulary
Englisch-hilfen.de. Learning English online
A huge amount of exercises on a variety of topics
Self-Study English Vocabulary Quizzes
A lot of vocabulary exercises classified according to difficulty level
Auto-English.
Revise vocabulary in the Vocab pool, idioms in The idiom jungle and phrasal verbs in The phrasal verb picnic.
English Media Lab
Vocabulary-based video lessons and quizzes
E.L. Easton English online
Vocabulary lists and quizzes
Better-English
A collection of vocabulary exercises dealing mainly with business English
English Exercises Online
selection of vocabulary quizzes
Using English
A few vocabulary, phrasal verbs and idioms quizzes
The English Vocabulary
Vocabulary lists with translations into Spanish and printable exercises
La Mansión del inglés
Lists of vocabulary under different topics with easy exercises.
Illustrated vocabulary
Multiple choice games with pictures to help you increase your vocabulary
Learn English Online
Themed English vocabulary units with pictures, sound and exercises
Visual ESL
Drag-and-drop vocabulary exercises
Language Guide
Place your cursor over an image and hear the word associated with it pronounced
PhrasalVerbDemon
Phrasal verb dictionary and exercises, listening and quizzes
Time teller
Practise telling the time
Idiom connection
Idioms, phrasal verbs and proverbs classified A-Z and quizzes