- War Slang
- Watch your mouth!
- Way to Business English - Calling a Company - Telefonieren - Telephoning
- Webster's New World: American Idioms Handbook
- Webster's Unabridged Dictionary: Vintage Edition
- Webster's Unabridged Dictionary: Vintage Pre-1923 Edition
- Webster's Unabridged Vintage Edition
- Webster’s Easy Learning English Vocabulary
- Webster’s Easy Learning How to use English
- Weinwörterbuch Deutsch-Englisch / Englisch-Deutsch
- Welsh Gem Dictionary
- Welsh Pocket Dictionary
- What Made The Crocodile Cry?
- Whatchamacallit?
- Who Said That?
- Who Said That? The Stories Behind Familiar Expressions: For Readers, Writers, Word Lovers, and Trivi...
- Who's Who in Ancient Egypt
- Who's Who in Modern History
- Who's Who in Nazi Germany
- Who's Who in the Greek World
- Wicked Good Words
- Wiener Dialekt Lexikon
- With Flying Colors: American Idioms and Their Meaning
- Wo liegt eigentlich Hitchcock begraben?
- Word by Word
- Word for Word
- Word Nerd
- Words for Thought: Learning New Words with Cartoons
- Word Nerd
- Words for Thought: Learning New Words with Cartoons
- Words of Intelligence
- Words of Wine
- Wordwatching
- Writer's Secret Weapon: Reference Guide
- Wszystko zależy od przyimka
- Wye's Dictionary of Improbable Words
- Wörter der Bildungssprache
- Wörterbuch der kölschen Mundart
- Wörterbuch der Philosophie
- Wörterbuch der philosophischen Grundbegriffe
- Wörterbuch der Unruhe