Vocabulary Course
Stop guessing at words and start owning them. This comprehensive vocabulary course gives you the strategies, tools, and frameworks to expand your word knowledge systematically — from decoding unfamiliar terms to using precise language in professional writing and speech. Whether you're reading complex texts or crafting polished communication, you'll have exactly the right word every time.
What you will learn:
In this course, you will build a complete vocabulary learning system from the ground up. You will learn how words are stored and retrieved in memory, how to decode unfamiliar words using morphological analysis, and how to use context clues to infer meaning while reading. You will master collocations, idioms, and phrasal verbs that make your English sound natural and accurate. You will also develop register awareness to match your word choices to any professional or academic situation. By the end, you will have a personalized, long-term vocabulary growth plan you can follow independently.
How you study in a practical way Vocabulary Course
How you practice Vocabulary Course
For companies who want to train their team
With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.
Course content
8 Chapters • 35 LessonsDuration between 4 and 360 hours (you decide)
Chapter 1HideHide detailsSee detailsFoundations of Vocabulary Learning
Foundations of Vocabulary Learning
Lesson 1 • How Words Enter Long-Term Memory
Explains encoding, storage, and retrieval processes for new words. Connects cognitive science directly to practical study habits.
Lesson 2 • What Vocabulary Knowledge Means
Defines breadth, depth, and fluency of word knowledge. Establishes why all three dimensions matter for real communication.
Lesson 3 • Setting Realistic Vocabulary Goals
Translates assessment data into measurable learning targets. Students create a personal vocabulary development plan.
Lesson 4 • Assessing Your Current Vocabulary Size
Introduces diagnostic tools to measure existing word knowledge. Results guide goal-setting throughout the course.
Chapter 2HideHide detailsSee detailsWord Structure and Formation
Word Structure and Formation
Lesson 1 • Prefixes and Their Meanings
Covers high-frequency prefixes that modify meaning systematically. Students practice predicting word meaning from prefix alone.
Lesson 2 • Suffixes and Word Class Changes
Shows how suffixes shift a word's grammatical role and meaning. Mastery reduces errors in word-form selection.
Lesson 3 • Compound Words and Blends
Examines how two or more words combine to create new meanings. Students learn to parse and produce compound forms accurately.
Lesson 4 • Understanding Roots and Base Words
Introduces Latin and Greek roots as meaning-bearing units. Recognizing roots unlocks clusters of related vocabulary.
Lesson 5 • Applying Morphological Analysis
Integrates root, prefix, and suffix knowledge into a single decoding strategy. Practice with authentic texts reinforces transfer.
Chapter 3HideHide detailsSee detailsContext Clues and Inferencing
Context Clues and Inferencing
Lesson 1 • Limits and Risks of Context Clues
Identifies situations where context misleads or provides insufficient data. Students learn when to consult a dictionary instead.
Lesson 2 • Sentence-Level Inferencing
Focuses on grammatical and logical signals within a single sentence. Students practice isolating the unknown word and testing guesses.
Lesson 3 • Types of Context Clues
Categorizes definition, restatement, contrast, and example clues. Recognizing clue types speeds up accurate inference.
Lesson 4 • Paragraph and Passage-Level Clues
Extends inferencing across multiple sentences and paragraphs. Broader context often resolves ambiguity left by sentence-level clues.
Chapter 4HideHide detailsSee detailsDictionary and Reference Skills
Dictionary and Reference Skills
Lesson 1 • Choosing the Right Definition
Addresses polysemy and multiple senses listed in a single entry. Context-matching skills ensure the correct sense is selected.
Lesson 2 • Corpus Tools for Word Behavior
Introduces online corpora to observe how words behave in real texts. Frequency and collocation data supplement dictionary definitions.
Lesson 3 • Using a Thesaurus Effectively
Distinguishes synonyms by connotation, register, and collocational fit. Avoids the common error of treating all synonyms as interchangeable.
Lesson 4 • Navigating Dictionary Entries
Decodes pronunciation guides, part-of-speech labels, and usage notes. Full entry reading prevents misapplication of new words.
Chapter 5HideHide detailsSee detailsCollocations and Word Combinations
Collocations and Word Combinations
Lesson 1 • Adjective-Noun and Adverb-Verb Pairs
Covers intensifier and modifier collocations that shape precision. Students learn which adjectives and adverbs pair with specific nouns and verbs.
Lesson 2 • Prepositional Collocations
Addresses preposition choice after verbs, adjectives, and nouns. Correct preposition use is a key marker of advanced proficiency.
Lesson 3 • What Collocations Are and Why They Matter
Defines collocation and contrasts it with free word combination. Fluent output depends on knowing which words co-occur naturally.
Lesson 4 • Learning and Recording Collocations
Provides systems for noticing, recording, and reviewing collocations. Organized records accelerate retention and retrieval.
Lesson 5 • Verb-Noun Collocations
Focuses on the most error-prone collocation type in production. Targeted practice reduces verb-choice errors in writing.
Chapter 6HideHide detailsSee detailsIdioms, Phrasal Verbs, and Fixed Expressions
Idioms, Phrasal Verbs, and Fixed Expressions
Lesson 1 • Understanding Idiomatic Meaning
Explains why idioms cannot be decoded compositionally. Students distinguish idioms from literal phrases and learn to spot them in text.
Lesson 2 • Phrasal Verbs in Depth
Covers separable and inseparable phrasal verbs and their multiple meanings. Mastery is essential for understanding informal and spoken English.
Lesson 3 • Fixed Expressions and Formulaic Language
Introduces chunks, discourse markers, and social formulas stored as units. Formulaic language speeds fluency and sounds natural.
Lesson 4 • High-Frequency Idioms by Theme
Groups idioms by topic area for efficient learning and recall. Thematic clustering reduces cognitive load during acquisition.
Chapter 7HideHide detailsSee detailsVocabulary in Reading and Listening
Vocabulary in Reading and Listening
Lesson 1 • Strategies for Unknown Words While Reading
Combines morphology, context, and reference skills into a reading workflow. Students decide when to skip, infer, or look up words.
Lesson 2 • Vocabulary Load in Reading Texts
Explains how text coverage percentage affects comprehension. Students learn to select texts at the right vocabulary challenge level.
Lesson 3 • Extensive Reading and Listening for Growth
Presents the research case for high-volume, low-pressure input. Students design a personal extensive reading and listening program.
Lesson 4 • Vocabulary in Listening Contexts
Addresses the unique challenges of processing vocabulary in real-time speech. Reduced forms, fast speech, and accents complicate word recognition.
Chapter 8HideHide detailsSee detailsVocabulary in Writing and Speaking
Vocabulary in Writing and Speaking
Lesson 1 • Lexical Variety and Avoiding Repetition
Teaches substitution, pronoun reference, and synonymy to vary expression. Variety signals vocabulary range without sacrificing clarity.
Lesson 2 • Reviewing and Revising Vocabulary in Drafts
Provides a systematic checklist for lexical editing at the revision stage. Students apply all course skills to improve their own writing.
Lesson 3 • Lexical Precision in Writing
Focuses on choosing the exact word that matches intended meaning. Precision reduces ambiguity and strengthens professional writing.
Lesson 4 • Vocabulary for Spoken Fluency
Addresses the real-time demands of vocabulary retrieval in speech. Fluency strategies reduce hesitation without sacrificing accuracy.
Lesson 5 • Register and Formality in Word Choice
Maps vocabulary choices to formal, neutral, and informal registers. Matching register to audience is a mark of advanced competence.
Your valid completion certificate
This course is for you:
Graduate students: need precise academic vocabulary to strengthen research writing.
Marketing professionals: want word-level control to craft more persuasive campaign copy.
Non-native English speakers in corporate roles: aiming to close the vocabulary gap professionally.
Journalists and content creators: seeking greater lexical range and stylistic accuracy.
Healthcare workers: must communicate technical concepts clearly to diverse patient audiences.
Career changers entering new industries: need to absorb and use field-specific terminology quickly.
What our students say
Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.
I like the content and the way videos are presented and transcribed, which speeds up the process!
The platform is fast, simple to use. The diversity of content and complementary videos really help with learning.
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