Chapter 16

Chapter Roadmap & Structural Overview

• Core Focus: This chapter serves as the definitive reference manual for verb conjugations (धातुरूपाणि - Dhatu-rupa) under the official 2026-27 CBSE/NCERT Class 9 Sanskrit syllabus. It bridges theoretical grammar with practical syntactical application by categorizing verbs into active, middle, and causal voices.
• Structural Classification:
  1. परस्मइपदि धातवः (Parasmaipadi Dhatu): Active voice root verbs (e.g., पठ् - path) demonstrated across five major Lakaras (tenses/moods) along with their णिच् (Nich / Causal) derivations.
  2. आत्मनेपदि धातवः (Atmanepadi Dhatu): Reflexive/Middle voice verbs (e.g., वृध् - vridh, लभ् - labh) detailing internal action and state of being.
  3. विशिष्टधातवः (Special Verbs): Irregular or specialized Atmanepadi roots (e.g., शीङ् - shing, भुज् - bhuj) requiring distinct memorization patterns.
• Pedagogical Alignment: Designed as an appendix (परिशिष्टम्), this chapter acts as a master-key template for all subsequent Sanskrit prose and poetry translation exercises.

Detailed Chapter Overview & Linguistic Context

While foundational Sanskrit grammar introduces basic noun declensions (Shabda-rupa), verbal conjugation (Dhatu-rupa) forms the dynamic engine of the language. Verbs in Sanskrit are strictly bound by three Vachanas (Numbers: एकवचनम् - Singular, द्विवचनम् - Dual, बहुवचनम् - Plural) and three Purushas (Persons: प्रथमपुरुषः - Third Person, मध्यमपुरुषः - Second Person, उत्तमपुरुषः - First Person).

Mastery over these paradigms allows students to construct error-free sentences adhering to the fundamental rules of subject-verb agreement (कर्तृ-क्रिया-सङ्गतिः). Furthermore, the inclusion of the णिच् (Nich) causative suffix introduces students to valency-increasing operations in Sanskrit, transforming intransitive or simple transitive roots into causative structures (e.g., पश्यति -> दर्शयति).

Learning Objectives

• Master the conjugation of standard Parasmaipadi roots like 'पठ्' across all five primary Lakaras: ललट् (Present), लृट् (Future), लङ् (Past), लोट् (Imperative), and विधिलिङ् (Potential).
• Understand and apply Atmanepadi verbal endings using representative roots such as 'वृध्' (to grow) and 'लभ्' (to get).
• Comprehend the derivational morphology and semantic shifts caused by the णिच् (Causal) affix.
• Differentiate between active voice requirements and middle voice/reflexive constraints in sentence construction.
• Apply the master reference tables to conjugate hundreds of regular and irregular Sanskrit verb roots.

Important Concepts & Theoretical Frameworks

1. The Five Fundamental Lakaras (Tenses and Moods)

Sanskrit expresses time and modality through ten Lakaras, of which five are mandated for secondary school proficiency:

• लट् लकारः (Lat-Lakar - Present Tense): Denotes actions occurring in real-time or general truths. Example: सः पुस्तकं पठति (He reads a book).
• लृट् लकारः (Lrt-Lakar - Future Tense): Expresses prospective actions. Example: सः श्वः पठिष्यति (He will read tomorrow).
• लङ् लकारः (Lang-Lakar - Past Tense): Signifies completed past actions, invariably prefixed with the augment 'अ-' (Agama). Example: सः अपठत् (He read).
• लोट् लकारः (Lot-Lakar - Imperative Mood): Used for commands, requests, or blessings. Example: त्वं पठ (You read!).
• विधिलिङ् लकारः (Vidhilin-Lakar - Potential Mood): Conveys obligation, advice, possibility, or potential ("should", "ought to", "might"). Example: तेन पठेत् (He should read).

2. Parasmaipadi vs. Atmanepadi Voice Systems

• परस्मइपदि (Parasmaipadi - "Word for Another"): Verbs whose fruits or results of action are directed outward toward an external object or person (e.g., पठ् - to read, गम् - to go).
• आत्मनेपदि (Atmanepadi - "Word for Oneself"): Verbs where the results of the action reflect back upon the agent or subject, or denote internal states, efforts, and mutual interactions (e.g., वृध् - to grow, लभ् - to attain, सेव् - to serve).

3. Causal Verbs (णिच्-प्रत्ययान्ताः - Nich-Pratyayanta)

When an agent causes another person to perform an action, the root takes the णिच् affix. Phonetically, the base vowel undergoes Vriddhi (strengthening), and the resulting stem conjugates like a 1st conjugation (Bhvadi-gan) Parasmaipadi verb.

• Base Root: पठ् (to read) + णिच् -> पाठयति (causes to read / teaches).
• Base Root: रुद् (to cry) + णिच् -> रोदयति (causes to cry).

Key Definitions & Terminological Glossary

• धातुः (Dhatu): The fundamental verbal root from which all verb forms, participles, and derived nouns are generated in Sanskrit.
• पुरुषः (Purusha): The grammatical person. Sanskrit recognizes प्रथमपुरुषः (Third Person - spoken about), मध्यमपुरुषः (Second Person - spoken to), and उत्तमपुरुषः (First Person - speaker).
• वचनम् (Vachana): Number. Categorized into एकवचनम् (Singular), द्विवचनम् (Dual), and बहुवचनम् (Plural).
• णिच् (Nich): A causative affix added to verb roots to alter valence and meaning, denoting an instigator of action.
• विकरणप्रत्ययः (Vikaranapratyaya): Class markers or conjugational suffixes inserted between the verbal root and the personal endings (e.g., 'शप्' / 'अ' for Class 1 verbs).

Master Conjugation Reference Tables (परिशिष्टम् आधारितम्)

A. Parasmaipadi: Root 'पठ्' (to read) - Standard Conjugation

Purusha / Vachana	लट् (Present)	लृट् (Future)	लङ् (Past)	लोट् (Imperative)	विधिलिङ् (Potential)
प्रथमपुरुषः (Singular)	पठति	पठिष्यति	अपठत्	पठतु	पठेत्
प्रथमपुरुषः (Dual)	पठतः	पठिष्यतः	अपठताम्	पठताम्	पठेताम्
प्रथमपुरुषः (Plural)	पठन्ति	पठिष्यन्ति	अपठन्	पठन्तु	पठेयुः
मध्यमपुरुषः (Singular)	पठसि	पठिष्यसि	अपठः	पठ	पठेः
मध्यमपुरुषः (Dual)	पठथः	पठिष्यथः	अपठतम्	पठत	पठेतम्
मध्यमपुरुषः (Plural)	पठथ	पठिष्यथ	अपठत	पठत	पठेत्
उत्तमपुरुषः (Singular)	पठामि	पठिष्यामि	अपठम्	पठाणि	पठेयम्
उत्तमपुरुषः (Dual)	पठावः	पठिष्यावः	अपठाव	पठाव	पठेव
उत्तमपुरुषः (Plural)	पठामः	पठिष्यामः	अपठाम	पठाम	पठेम

B. Parasmaipadi: Root 'पठ्' (Causal Form: णिच्-प्रत्ययान्तः - पाठयति)

Purusha / Vachana	लट् लकारः (Present Causal)	लृट् लकारः (Future Causal)	लङ् लकारः (Past Causal)
प्रथमपुरुषः (Singular / Dual / Plural)	पाठयति, पाठयतः, पाठयन्ति	पाठयिष्यति, पाठयिष्यतः, पाठयिष्यन्ति	अपाठयत्, अपाठयताम्, अपाठयन्
मध्यमपुरुषः (Singular / Dual / Plural)	पाठयसि, पाठयथः, पाठयथ	पाठयिष्यसि, पाठयिष्यथः, पाठयिष्यथ	अपाठयः, अपाठयतम्, अपाठयत
उत्तमपुरुषः (Singular / Dual / Plural)	पाठयामि, पाठयावः, पाठयामः	पाठयिष्यामि, पाठयिष्यावः, पाठयिष्यामः	अपाठयम्, अपाठयाव, अपाठयाम

C. Atmanepadi: Root 'वृध्' (to grow)

Purusha / Vachana	लट् (Present)	लृट् (Future)	लङ् (Past)	लोट् (Imperative)	विधिलिङ् (Potential)
प्रथमपुरुषः (Singular)	वर्धते	वर्धिष्यते	अवर्धत	वर्धताम्	वर्धेत
प्रथमपुरुषः (Dual)	वर्धेते	वर्धिष्येते	अवर्धेताम्	वर्धेताम्	वर्धेयाताम्
प्रथमपुरुषः (Plural)	वर्धन्ते	वर्धिष्यन्ते	अवर्धन्त	वर्धन्ताम्	वर्धेरन्
मध्यमपुरुषः (Singular)	वर्धसे	वर्धिष्यसे	अवर्धथाः	वर्धस्व	वर्धेथाः
मध्यमपुरुषः (Dual)	वर्धेथे	वर्धिष्येथे	अवर्धेथाम्	वर्धेथाम्	वर्धेयाथाम्
मध्यमपुरुषः (Plural)	वर्धध्वम्	वर्धिष्यध्वम्	अवर्धध्वम्	वर्धध्वम्	वर्धेध्वम्
उत्तमपुरुषः (Singular)	वर्धे	वर्धिष्ये	अवर्धे	वर्धै	वर्धेय
उत्तमपुरुषः (Dual)	वर्धावहे	वर्धिष्यावहे	अवर्धावहि	वर्धैवाव	वर्धेवहि
उत्तमपुरुषः (Plural)	वर्धामहे	वर्धिष्यामहे	अवर्धामहि	वर्धैवाम	वर्धेमहि

D. Atmanepadi: Root 'लभ्' (to get / obtain)

Purusha / Vachana	लट् (Present)	लृट् (Future)	लङ् (Past)	लोट् (Imperative)	विधिलिङ् (Potential)
प्रथमपुरुषः (Singular)	लभते	लप्स्यते	अलभत	लभताम्	लभेत
प्रथमपुरुषः (Dual)	लभेते	लप्स्येते	अलभेताम्	लभेताम्	लभेयाताम्
प्रथमपुरुषः (Plural)	लभन्ते	लप्स्यन्ते	अलभन्त	लभन्ताम्	लभेेरन्
मध्यमपुरुषः (Singular)	लभसे	लप्स्यसे	अलभथाः	लभस्व	लभेथाः
उत्तमपुरुषः (Singular)	लभे	लप्स्ये	अलभे	लभै	लभेय

E. Special/Irregular Verbs: Root 'शीङ्' (to sleep/rest - Atmanepadi) & 'भुज्' (to eat - Atmanepadi)

Purusha / Vachana	शीङ् (Lat-Lakar - Present)	भुज् (Lat-Lakar - Present)
प्रथमपुरुषः (Sing/Dual/Plur)	शेते, शयाते, शेरते	भुङ्क्ते, भुञ्जाते, भुञ्जते
मध्यमपुरुषः (Sing/Dual/Plur)	शेषे, शयाथे, शेध्वम्	भुङ्क्षे, भुञ्जाथे, भुङ्ध्वम्
उत्तमपुरुषः (Sing/Dual/Plur)	शये, शयावहे, शयामहे	भुञ्जे, भुञ्जावहे, भुञ्जामहे

Step-by-Step Problem Solving Strategies & Syntax Rules

1. Identify the Subject's Person and Number: Always determine whether the subject pronoun is First, Second, or Third Person, and whether it is Singular, Dual, or Plural (e.g., यूयम् = Second Person Plural).
2. Select the Correct Lakara based on Temporal Context:
   • Yesterday/Past -> Lang-Lakar (remember the 'अ' prefix).
   • Right now/General -> Lat-Lakar.
   • Tomorrow/Future -> Lrt-Lakar.
3. Match Voice (Pada): Ensure that if a root is inherently Atmanepadi (like लभ् or वृध्), you apply Atmanepadi endings (ते, ते, न्ते) rather than Parasmaipadi endings (ति, तः, न्ति).
4. Causative Transformation: When shifting a sentence from active to causative ("He reads" -> "Teacher causes him to read"), change the primary verb root using the णिच् suffix rule and adjust object cases accordingly (Dvitiya to Tritiya for the original agent).

Higher-Order Thinking Skills (HOTS) Questions

• HOTS Question 1: Differentiate syntactically and semantically between the sentences "बालकः पठति" (The boy reads) and "शिक्षकः बालकं पाठयति" (The teacher causes the boy to read / teaches the boy). Identify the morphological changes in the verb root.
• HOTS Question 2: Why do certain verb roots take Atmanepadi endings exclusively (e.g., आत्मनेपद - reflexive actions where the benefit returns to the agent), while others take Parasmaipadi? Provide structural examples using लभ् and पठ्.
• HOTS Question 3: Formulate the Vidhilin-Lakar (Potential) form for the root 'वृध्' in the First Person Dual (उत्तमपुरुष-द्विवचनम्) and explain its syntactic utility in giving ethical advice.

Previous Year Questions (PYQs) with Solutions

• Question 1: धातुं लकारं पुरुषं वचनं च लिखत: "अपाठयत्"
  • Solution:
    • धातुः (Root): पठ् (णिच्-प्रत्ययान्तः / Causal)
    • लकारः (Lakara): लङ् लकारः (Past Tense)
    • पुरुषः (Purusha): प्रथमपुरुषः (Third Person)
    • वचनम् (Vachana): एकवचनम् (Singular)
• Question 2: लभ् धातोः लृट् लकारे प्रथमपुरुषस्य रूपाणि लिखत।
  • Solution: लप्स्यते (Singular), लप्स्येते (Dual), लप्स्यन्ते (Plural).
• Question 3: रिक्तस्थानानि पूरयत् (Fill in the blanks using 'पठ्' in Lat-Lakar): अहम् पुस्तकं ______।
  • Solution: पठामि (Since the subject is अहम् - First Person Singular).

NCERT Textbook Questions & Detailed Answers

Note: As Chapter 16 (परिशिष्टम् ५ - धातुरूपाणि) is an official reference appendix in the NCERT/CBSE Sanskrit curriculum, it contains structural tables rather than standard textual exercises. Below are comprehensive model exercises based directly on the appendix patterns provided by NCERT.

• Q1 (Based on Appendix Causal Models): निम्नलिखितदातूनां णिच्-रूपस्य लट्-लकारे प्रथमपुरुषस्य एकवचनम् लिखत - (क) पठ् (ख) लिख् (ग) खाद् (घ) कृड्।

  • Answer:
    • (क) पठ् -> पाठयति
    • (ख) लिख् -> लेखयति
    • (ग) खाद् -> खादयति
    • (घ) क्रीड् -> क्रीडयति

• Q2 (Based on Atmanepadi Tables): 'लभ्' धातोः लङ्-लकारे (Past Tense) सम्पूर्णरूपाणि लिखत।

  • Answer:
    • प्रथमपुरुषः: अलभत, अलभेताम्, अलभन्त
    • मध्यमपुरुषः: अलभथाः, अलभेथाम्, अलभध्वम्
    • उत्तमपुरुषः: अलभे, अलभावहि, अलभामहि

• Q3 (Syntactical Application): उचितैः धातुजैः रूपैः रिक्तस्थानानि पूरयत -

  1. यूयम् श्वः पाठं ______ (लृट्-लकारे पठ् धातुः).
  2. ते विद्यालयं ______ (लट्-लकारे गम् धातुः - Note: गम् behaves as गच्छति).
  3. बालकाः क्रीडाक्षेत्रे ______ (लट्-लकारे क्रीड् धातुः).
  • Answer:
    1. पठिष्यथ (Since यूयम् is Second Person Plural).
    2. गच्छन्ति (Since ते is Third Person Plural).
    3. क्रीडन्ति (Since बालकाः is Third Person Plural).