30 Days to a More Powerful Vocabulary (New Revised Edition)

30 Days to a More Powerful Vocabulary by Dr. Wilfred Funk & Norman Lewis is a practical self-study guide designed to systematically expand your lexicon and improve verbal communication skills.

The book breaks down word acquisition through etymology, root words, prefixes, and suffixes, offering self-tests, pronunciation guides, and context-based exercises. Readers learn not just isolated definitions, but how to choose exact words for maximum impact in writing and conversation.