Root Words, Prefixes, Suffixes

Duration: 17 min

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Inside: a video lesson and guided study material.

Module outline

  1. About the Course: About the Course
  2. Section 1 | भाषा (हिंदी) / Language (Hindi): भाषा, लिपि और वर्ण, वर्तनी, वर्ण-विन्यास, अनुस्वार, अनुनासिक, चंद्रबिंदु और ‘र’ के रूप, शब्द, पद और शब्द-भेद, संज्ञा और सर्वनाम, पद-भेद और रूप-विकार, लिंग, वचन, पुरुष और कारक, काल, वाच्य, वाक्य और वाक्य-भेद, संधि, समास, विलोम शब्द, पर्यायवाची शब्द, सामान्य अशुद्धियाँ, अनेक शब्दों के लिए एक शब्द, शब्द-भंडार, अपठित बोध, बहुविषयक सामग्री (विभिन्न अवधारणाओं से संबंधित सामग्री), वर्णमाला
  3. Section 1 | اردو زبان / Language (Urdu) — 22 Questions (Fixed): رسم الخط، حروفِ تہجی اور املا, اسم، ضمیر اور صفت, الفاظ، محاورے اور ضرب الامثال, تفہیمِ عبارت، انشا اور ترجمہ, تفہیم
  4. Section 1 | বাংলা ভাষা / Language (Bengali) — 22 Questions (Fixed): শব্দার্থ, বাগধারা ও ভাষাশুদ্ধি, বাক্য ও বাচ্য, শব্দগঠন ও শব্দভান্ডার, অনুবাদ, বোধপরীক্ষণ ও রচনা
  5. Section 1 | Language (English): Vocabulary, Noun, Subject Verb Agreement (Verb Noun Agreement), Adjectives, Verbs and Tenses, Pronoun, Verb, Adverb, Prepositions and Conjunctions, Parts of Speech, Determiner, Conjunction, Modals, Transformation of Sentences, Direct and Indirect Speech, Sentence Correction (Error Correction), Sentence Completion (Fill in the blanks), Sentence Construction, Sentence Structure and Common Errors, Reading Comprehension, Cloze Test (Cloze Passage), Verbal Analogy (Word Based Analogy), Facts, Inference and Judgements
  6. Section 2 | Primary Maths & Reasoning / प्राथमिक गणित एवं तर्कशक्ति: Ratio and Proportion / अनुपात और समानुपात, Divisibility Rules / विभाज्यता के नियम, Mixture and Alligation / मिश्रण और एलिगेशन, Permutation and Combination / क्रमचय और संचय, Number System / संख्या पद्धति, HCF and LCM / महत्तम समापवर्तक और लघुत्तम समापवर्त्य, Sequences, Series and Combinatorics / अनुक्रम, श्रेणी और संयोजन, Time, Speed and Distance / समय, चाल और दूरी, Series / श्रेणी, Coding-Decoding / कूट लेखन एवं कूट वाचन, Non-Verbal Reasoning / अशाब्दिक तर्क, Percentage / प्रतिशत, Average / औसत, Profit, Loss and Discount / लाभ, हानि और बट्टा, Simple and Compound Interest / साधारण और चक्रवृद्धि ब्याज, Time and Work / समय और कार्य, Solid Mensuration / घन क्षेत्रमिति, Age Problems / आयु संबंधी प्रश्न, Arithmetic / अंकगणित, Simplification, Indices and Surds / सरलीकरण, घातांक और करणी, Algebra / बीजगणित, Probability / प्रायिकता, Trigonometry / त्रिकोणमिति, Syllogisms / न्यायवाक्य, Seating Arrangement and Puzzles / बैठक व्यवस्था एवं पहेलियाँ, Blood Relations / रक्त संबंध, Direction and Distance / दिशा एवं दूरी, Analytical Reasoning (Counting Figures Reasoning) / विश्लेषणात्मक तर्क (आकृति गणना तर्क), Mathematical Operations and Missing Numbers / गणितीय संक्रियाएँ एवं लुप्त संख्या, Calendar and Clock / कैलेंडर एवं घड़ी, Clock / घड़ी, Cubes, Dice and Figure Counting / घन, पासा एवं आकृतियों की गिनती, Venn Diagrams, Syllogism and Inequalities / वेन आरेख, न्याय वाक्य एवं असमानता, Data Arrangement / आँकड़ों की व्यवस्था, Inequality / असमानता, Analogy and Classification / सादृश्यता एवं वर्गीकरण, Order and Ranking / क्रम एवं रैंकिंग, Sets, Relations, Functions and Discrete Mathematics / समुच्चय, संबंध, फलन और विविक्त गणित, Number Systems and Number Theory / संख्या पद्धति और संख्या सिद्धांत, Coordinate Geometry, Vectors and 3D Geometry / निर्देशांक ज्यामिति, सदिश और त्रिविमीय ज्यामिति, Polynomials, Equations and Complex Numbers / बहुपद, समीकरण और सम्मिश्र संख्याएँ
  7. Section 2 | General Awareness (GK + Current Affairs) / सामान्य जागरूकता (GK + समसामयिकी): Polity / राजव्यवस्था, Scientific Achievements and Research / वैज्ञानिक उपलब्धियाँ और अनुसंधान, Biology / जीव विज्ञान, State-Specific General Knowledge / राज्य विशेष सामान्य ज्ञान, Chemistry / रसायन विज्ञान, History / इतिहास, Geography / भूगोल, Indian Economy / भारतीय अर्थव्यवस्था, Environment / पर्यावरण, Current Affairs / समसामयिकी, Static General Knowledge / स्थैतिक सामान्य ज्ञान
  8. Section 3 | Computer System and Org. (CSO): Basics of COA, Floating Point Rep, Cache Memory Organization, Instr Formats & Modes, Programming the Basic Computer, Input Output Organisation, Register Transfer and Microoperations, Control Unit Design
  9. Section 3 | Database Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, SQL, File Organization & Indexing, Relational Algebra, Relational Calculus, Transaction Management, Concurrency Control
  10. Section 3 | Operating System: Introduction to OS, Process Management, CPU Scheduling, Threads & Process Creation, Memory Management, Virtual Memory, Disc Scheduling, File Management, Process Synchronization
  11. Section 3 | Computer Networks: Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Transport Layer Services, TL: Congestion & UDP, Application Layer, Hardware basics
  12. Section 3 | Data Structures: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing, Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Greedy Algorithms, Minimum Spanning Trees, Shortest Path Algos
  13. Section 3 | Theory Of Computation & Compiler Design: Introduction to TOC, Deterministic FA (DFA), Non-Deterministic FA, Regular Expressions, Grammar, Regular Language Properties, Moore & Mealy Machines, Pushdown Automata & CFG, Turing Machines, Intro to Compilers, Lexical Analysis, Grammar & CFG, Syntax Analysis: Top-Down, Syntax Analysis: Bottom-Up, Semantic Analysis & SDT, Intermediate Code Gen, Code Optimization
  14. Section 3 | Emerging Trends (AI, Societal Ethics & MS Office): Computer Fundamentals, Emerging Tech Trends, Society, Law & Ethics, MS Office Applications, Trade, Marketing and Consumer Protection / व्यापार, विपणन एवं उपभोक्ता संरक्षण, Cyber Safety and Security, Computer Software, Operating System, Computer Networks, Word Processing (MS Word), Terms & Abbreviations, Presentation Software (MS PowerPoint), Internet of Things, Cloud Computing
  15. Section 3 | Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Maintenance and Configuration Management, Software Testing
  16. Section 3 | C Programming: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
  17. Section 3 | OOPS, C++, JAVA, HTML: OOPS with C++, Java, HTML Basics, CSS
  18. Section 3 | Java: Java Fundamentals, Array, String, IO & References, OOPS with Java
  19. Section 3 | Python: Introduction to Python, Tokens, Variables, Data Types, I/O, Operators & Expressions, Control Flow & Looping, Collections & Strings, Functions & Modules, File Handling & Data Analysis
  20. Section 3 | Digital Electronics: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits, Number System, Number Representation
  21. Section 3 | Multimedia: Multimedia
  22. BPSC Previous Year Papers:
  23. BPSC Full Mock Tests:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This educational video module introduces the systematic approach to vocabulary expansion through Root Words, Prefixes, and Suffixes. The core teaching philosophy is the 'Golden Rule': instead of memorizing thousands of individual words, students should learn approximately 100 root words to unlock over 3,000 related terms. The lesson defines a root word as the core semantic unit of a vocabulary item that cannot be broken down further, providing examples such as 'Spect' (To See), 'Port' (To Carry), and 'Dict' (To Speak). It further distinguishes prefixes, which are added before the root to alter meaning (e.g., 'Un-' in Unhappy), from suffixes, which are added after the root to modify part of speech (e.g., '-er' in Teacher). The instructional flow progresses from defining these components to demonstrating their combination via the formula Prefix + Root + Suffix = Complete Word. The module emphasizes practical application through word families and compound words, offering a workflow for decoding unfamiliar terms by breaking them into components. It concludes with an analysis of parts of speech conversion, illustrating how suffixes transform nouns to adjectives or verbs to adjectives, thereby enhancing grammatical understanding and retention.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with an introduction to the module on Root Words, Prefixes, and Suffixes. The instructor presents learning objectives focused on decoding thousands of words without rote memorization. A key visual aid is the 'Golden Rule' strategy, which posits that mastering 100 root words can automatically unlock over 3,000 related terms. The efficiency of this method is illustrated using a pyramid diagram, contrasting the effort of memorizing individual words against learning foundational roots. Specific examples are introduced early on, such as the root 'BIO' (Life), which generates a list of derivatives including Biology, Biography, and Biodegradable. The instructor underlines key phrases like 'Without Memorizing Them' to emphasize the strategic advantage of this approach over traditional vocabulary lists.

  2. 2:00 – 5:00 02:00-05:00

    The lesson formally defines a root word as the core part of a word that carries its basic meaning and cannot usually be broken down further. The instructor provides concrete examples of high-frequency roots, including 'Spect' (To See), 'Port' (To Carry), and 'Dict' (To Speak). A table format is used to categorize these roots with their corresponding meanings and derived words. An exam tip is highlighted, suggesting that identifying the root makes unfamiliar words significantly easier to understand. The instructor uses red annotations and underlining to emphasize key definitions and root words within the examples, reinforcing the visual structure of the lesson. This section establishes the foundational vocabulary required to understand how words are constructed.

  3. 5:00 – 10:00 05:00-10:00

    The instructional focus shifts to the structural components of word formation: prefixes and suffixes. The instructor explains that a prefix is added before the root to change meaning, while a suffix is added after the root to change the part of speech. A formula is presented on screen: Prefix + Root + Suffix = Complete Word. Specific examples are used to demonstrate these functions, such as 'Un-' in Unhappy (meaning Not) and '-er' in Teacher (indicating a person). The instructor uses red brackets and circles to group these examples visually. The lesson also introduces the concept of word families, arguing that learning an entire family of words improves retention and grammar. This section transitions from isolated root definitions to the mechanics of combining word parts.

  4. 10:00 – 15:00 10:00-15:00

    The video reviews a list of the most important prefixes and suffixes, including 'Un-', 'Re-', 'Dis-' for prefixes and '-er/-or', '-ness', '-ment' for suffixes. The instructor highlights an exam insight: many vocabulary questions can be solved simply by recognizing the prefix or suffix. The lesson then defines compound words as combinations of two complete words, distinguishing them from derived words formed by roots and affixes. A workflow is introduced for guessing the meaning of unknown words: Break Word, Find Prefix, Find Root, Find Suffix, Guess & Confirm. This section emphasizes practical application and test-taking strategies, encouraging students to analyze word structure rather than relying on blind memorization.

  5. 15:00 – 17:14 15:00-17:14

    The final segment focuses on parts of speech conversion, explaining how specific suffixes change the grammatical category of a word. The instructor provides examples such as 'Beauty' transforming into 'Beautiful' (Noun to Adjective) and 'Succeed' becoming 'Successful'. The lesson lists common parts of speech including Noun, Adjective, Verb, and Adverb. A visual list of common mistakes is shown, warning against memorizing blindly while ignoring root meanings. The video concludes by reinforcing the workflow for decoding unknown words, using 'Biodegradable' as a final example to demonstrate how Bio (Life) + degrade (Break Down) + -able (Capable of) yields the complete meaning. This section ties together all previous concepts to show how word analysis aids in grammatical understanding and vocabulary expansion.

The lecture systematically deconstructs vocabulary acquisition into manageable components, prioritizing understanding over memorization. The central thesis is that language follows a predictable structure where roots provide meaning and affixes modify it. The 'Golden Rule' serves as the pedagogical anchor, promising efficiency by learning 100 roots to access 3,000 words. The progression moves logically from definition (roots) to mechanics (prefixes/suffixes) to application (word families and compound words). Visual aids like pyramids, tables, and color-coded annotations support the retention of these abstract concepts. The inclusion of exam tips and common mistakes grounds the theoretical content in practical assessment strategies. By the end, students are equipped with a workflow to analyze any unfamiliar word by identifying its constituent parts. The emphasis on parts of speech conversion further extends the utility of this method beyond simple definition to grammatical fluency. This structured approach aims to reduce cognitive load by replacing rote memory with pattern recognition.

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