Root Words, Prefixes, Suffixes

Duration: 17 min

This video lesson is available to enrolled students.

Inside: a video lesson and guided study material.

Module outline

About Course: About the Course
Section A: General Awareness: Polity, वैज्ञानिक उपलब्धियाँ और अनुसंधान / Scientific Achievements and Research, Biology, Chemistry, Static General Knowledge, History, Geography, Indian Economy, समसामयिकी / Current Affairs, Evolution of Indian Banking (Banking & Financial Awareness), Environment
Section A: General Intelligence & Reasoning ability: श्रेणी / Series, कूट लेखन एवं कूट वाचन / Coding-Decoding, Data Sufficiency, अशाब्दिक तर्क / Non-Verbal Reasoning, Analytical Reasoning (Counting Figures Reasoning), रक्त संबंध / Blood Relations, Syllogisms, कथन आधारित तार्किक विवेचन / Statement-Based Reasoning, बैठक व्यवस्था एवं पहेलियाँ / Seating Arrangement and Puzzles, दिशा एवं दूरी / Direction and Distance, गणितीय संक्रियाएँ एवं लुप्त संख्या / Mathematical Operations and Missing Numbers, कैलेंडर एवं घड़ी / Calendar and Clock, Clock, घन, पासा एवं आकृतियों की गिनती / Cubes, Dice and Figure Counting, आँकड़ों की पर्याप्तता एवं निर्णय क्षमता / Data Sufficiency and Decision Making, वर्णमाला एवं संख्या परीक्षण / Alphabet and Number Test, Crypt Arithmetic, वेन आरेख, न्याय वाक्य एवं असमानता / Venn Diagrams, Syllogism and Inequalities, Data Arrangement, Inequality, सादृश्यता एवं वर्गीकरण / Analogy and Classification, क्रम एवं रैंकिंग / Order and Ranking, TCS NQT Advanced Reasoning Ability
Section A: Arithmetical & Numerical Ability: अनुपात और समानुपात / Ratio and Proportion, Divisibility Rules, आँकड़ा निर्वचन / Data Interpretation, मिश्रण और एलिगेशन / Mixture and Alligation, Permutation and Combination, Logarithm, संख्या पद्धति / Number System, महत्तम समापवर्तक और लघुत्तम समापवर्त्य / HCF and LCM, Sequence and Series (Series), समय, चाल और दूरी / Time, Speed and Distance, प्रतिशत / Percentage, औसत / Average, लाभ, हानि और बट्टा / Profit, Loss and Discount, साधारण और चक्रवृद्धि ब्याज / Simple and Compound Interest, समय और कार्य / Time and Work, Pipe and Cistern, घन क्षेत्रमिति / Solid Mensuration, सरलीकरण, घातांक और करणी / Simplification, Indices and Surds, Algebra, Probability, Mental Ability, Age Problems, Partnership, Statistics, Arithmetic, Speed Mathematics and Basic Mathematics, Miscellaneous
Section A: English Language & Comprehension: Vocabulary, Subject Verb Agreement (Verb Noun Agreement), Adjectives, Verbs and Tenses, Reading Comprehension, Parts of Speech, Sentence Construction, Prepositions and Conjunctions, Direct and Indirect Speech, Sentence Completion (Fill in the blanks), Sentence Structure and Common Errors, Modals, Transformation of Sentences, Sentence Correction (Error Correction), Adverb, Conjunction, Cloze Test (Cloze Passage)
Section A: Hindi Language & Comprehension: 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, Multi-Topic Content (Cross-Concept Material), वर्णमाला
Section B: Programming, Data Structures, OOP & Java: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling, Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing, Java, OOPS with C++, Language Design, Intro to Compilers, Visual Basics, Syntax Analysis: Bottom-Up, Object Oriented Technology
Section B: Computer Networks, TCP/IP & Network Security: Introduction to CN, Data Communication, DLL: Flow Control, DLL: Access 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, Network Access Technologies, Network Security, Society, Law & Ethics, Mobile Computing, Net Layer:Routing Protocol, Cyber Safety and Security
Section B: Teaching Methodology: वृद्धि और विकास / Growth and Development, Concept of Pedagogy, विकास के सिद्धांत / Theories of Development, समावेशी शिक्षा / Inclusive Education, Experiential Pedagogy, आकलन और मूल्यांकन / Assessment and Evaluation, समाजीकरण और जेंडर / Socialisation and Gender, National Education Policy (NEP) 2020, संज्ञानात्मक प्रक्रियाएँ / Cognitive Processes, शिक्षण योजना और शिक्षण कौशल / Teaching Planning and Teaching Skills, Personality Development, शिक्षण विधियाँ / Teaching Methods, अधिगम और व्यवहारवादी सिद्धांत / Learning and Behavioural Theories, Learners & Learning Process, Factors Affecting Teaching, शिक्षण विधियाँ एवं उपागम / Teaching Methods and Approaches, शिक्षण-अधिगम प्रक्रिया एवं कक्षा प्रबंधन / Teaching-Learning Process and Classroom Management, शिक्षण सहायक सामग्री एवं शैक्षिक तकनीकी / Teaching Aids and Educational Technology, सूक्ष्म शिक्षण एवं कक्षा संप्रेषण / Microteaching and Classroom Communication, आकलन एवं मूल्यांकन / Assessment and Evaluation, पाठ्यचर्या, कला एवं सह-शैक्षिक क्षेत्र / Curriculum, Arts and Co-curricular Areas, दिव्यांग बच्चों की शिक्षा / Education of Children with Disabilities, शिक्षक: गुण, व्यावसायिक नैतिकता एवं विकास / Teacher: Qualities, Professional Ethics and Development
Section B: Digital Electronics / Boolean Logic: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits, Number System, Number Representation, Analog-Digital Conversion
Section B: Operating Systems & Linux: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Threads & Process Creation, Deadlock, Memory Management, Virtual Memory, File Management, Disc Scheduling, Unix OS, Linux OS, Distributed Systems, Windows OS
Section B: Data Base Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, Relational Algebra, SQL, File Organization & Indexing, Transaction Management, Concurrency Control, Database Security & Authorization, Database Recovery, Data Warehousing & Mining
Section B: Internet & Web Technologies: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Protocols & Services, Web Publishing & Hosting, Server Side & Security, HTML Basics, CSS, Emerging Technologies, JavaScript-Basics, .Net Programming, Electronic Data Interchange and E-Commerce, XML
Section B: Computer Fundamentals, IT Basics & Architecture: Basics of COA, Cache Memory Organization, Input Output Organisation, Register Transfer and Microoperations, Control Unit Design, Programming the Basic Computer, Terms & Abbreviations, MS Office Applications, Instr Formats & Modes, Floating Point Rep, कंप्यूटर के मूल सिद्धांत / Computer Fundamentals, साइबर सुरक्षा / Cyber Safety and Security, कंप्यूटर सॉफ़्टवेयर / Computer Software, ऑपरेटिंग सिस्टम / Operating System, वर्ड प्रोसेसिंग (MS Word) / Word Processing (MS Word), कंप्यूटर नेटवर्क / Computer Networks, प्रेज़ेंटेशन (MS PowerPoint) / Presentation Software (MS PowerPoint)
Section B: Python Language: Introduction to Python, Tokens, Variables, Data Types, I/O, Operators & Expressions, Control Flow & Looping, Collections & Strings, Functions & Modules, File Handling & Data Analysis
Section B: Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management, extras, Fundamentals of Systems and Information Systems
Section B: Design & Analysis of Algorithms: Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Greedy Algorithms, Dynamic Programming, Minimum Spanning Trees, Shortest Path Algos, Advanced Algorithms
Section B: Mathematics: Linear Algebra, Calculus, Trigonometry, Vectors, Set Theory, Functions, Relations, Propositional and Predicate Logic, Research Process Steps, Graph Theory, समुच्चय, संबंध, फलन और विविक्त गणित / Sets, Relations, Functions and Discrete Mathematics, संख्या पद्धति और संख्या सिद्धांत / Number Systems and Number Theory, यूक्लिडीय ज्यामिति और क्षेत्रमिति / Euclidean Geometry and Mensuration, सांख्यिकी और प्रायिकता / Statistics and Probability, निर्देशांक ज्यामिति, सदिश और त्रिविमीय ज्यामिति / Coordinate Geometry, Vectors and 3D Geometry, बहुपद, समीकरण और सम्मिश्र संख्याएँ / Polynomials, Equations and Complex Numbers, समतल क्षेत्रमिति / Plane Mensuration, प्रतिचयन / Sampling
Section B: Computer Graphics, Multimedia & Mobile Computing: Basics of Computer Graphics, 2-D Geometrical Transforms and Viewing, 3-D Object Representation, Geometric Transformations and Viewing, Multimedia
Section B: Emerging Trends: Emerging Tech Trends, Knowledge Representation, Natural Language Processing, व्यापार, विपणन एवं उपभोक्ता संरक्षण / Trade, Marketing and Consumer Protection
DSSSB Previous Year Paper:
Business Studies and Management: Business Communication, प्रबंध के सिद्धांत एवं कार्य / Principles and Functions of Management, लेखांकन के आधार एवं लेन-देनों का अभिलेखन / Accounting Fundamentals and Recording of Transactions, Business Economics, ह्रास, अंतिम खाते व कंप्यूटरीकृत लेखांकन / Depreciation, Final Accounts and Computerised Accounting, Knowledge Management & New Economy

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

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.
2:00 – 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.
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.
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.
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.