महाभारतः mahābhārataḥ - book-2, chapter-63, verse-18

इमं धर्मं कुरवो जानताशु दुर्दृष्टेऽस्मिन्परिषत्संप्रदुष्येत् ।
इमां चेत्पूर्वं कितवोऽग्लहीष्यदीशोऽभविष्यदपराजितात्मा ॥१८॥

18. imaṁ dharmaṁ kuravo jānatāśu; durdṛṣṭe'sminpariṣatsaṁpraduṣyet ,
imāṁ cetpūrvaṁ kitavo'glahīṣya;dīśo'bhaviṣyadaparājitātmā.

18. imam dharmam kuravaḥ jānata āśu
durdṛṣṭe asmin pariṣat saṃpraduṣyet
| imām cet pūrvam kitavaḥ aglahīṣyat
īśaḥ abhaviṣyat aparājitātmā

18. O Kurus, quickly understand this natural law (dharma): if it is wrongly observed, this assembly will become utterly corrupt. If the gambler had previously staked this [person], while he still possessed an unconquered spirit (ātman), then he would indeed have been her master.

Words meanings summery:

• इमम् (imam) - this

• धर्मम् (dharmam) - natural law, constitution, righteous conduct

• कुरवः (kuravaḥ) - O Kurus, descendants of Kuru

• जानत (jānata) - know, understand

• आशु (āśu) - quickly, swiftly

• दुर्दृष्टे (durdṛṣṭe) - in what is ill-observed, in an ill-conceived matter

• अस्मिन् (asmin) - in this

• परिषत् (pariṣat) - assembly, council

• संप्रदुष्येत् (saṁpraduṣyet) - it would become thoroughly corrupted/defiled

• इमाम् (imām) - referring to Draupadi (this (feminine object))

• चेत् (cet) - if

• पूर्वम् (pūrvam) - previously, formerly

• कितवः (kitavaḥ) - Yudhiṣṭhira as the gambler (gambler)

• अग्लहीष्यत् (aglahīṣyat) - had staked, had seized

• ईशः (īśaḥ) - master, lord, owner

• अभविष्यत् (abhaviṣyat) - would have been

• अपराजितात्मा (aparājitātmā) - one whose self (ātman) is unconquered, undefeated in spirit

Words meanings and morphology

इमम् (imam) - this

(pronoun)

Accusative, feminine, singular of idam

idam - this, that

धर्मम् (dharmam) - natural law, constitution, righteous conduct

(noun)

Accusative, masculine, singular of dharma

dharma - natural law, constitution, righteousness, duty, virtue, cosmic order

कुरवः (kuravaḥ) - O Kurus, descendants of Kuru

(proper noun)

Vocative, masculine, plural of kuru

kuru - Kuru (ancestor of Kauravas and Pandavas), descendants of Kuru

जानत (jānata) - know, understand

(verb)

2nd person , plural, active, imperative (loṭ) of jñā

Root: jñā (class 9)

आशु (āśu) - quickly, swiftly

(indeclinable)

दुर्दृष्टे (durdṛṣṭe) - in what is ill-observed, in an ill-conceived matter

(adjective)

Locative, neuter, singular of durdṛṣṭa

durdṛṣṭa - ill-seen, ill-observed, wrongly conceived

Past Passive Participle

Derived from 'dur' (bad, ill) and the past passive participle of root 'dṛś' (to see).

Compound type : prādi-tatpuruṣa (dur+dṛṣṭa)

• dur – bad, ill, difficult
  indeclinable
• dṛṣṭa – seen, observed
  adjective (neuter)
  Past Passive Participle
  Root: dṛś (class 1)

अस्मिन् (asmin) - in this

(pronoun)

Locative, neuter, singular of idam

idam - this, that

परिषत् (pariṣat) - assembly, council

(noun)

Nominative, feminine, singular of pariṣad

pariṣad - assembly, council, company

संप्रदुष्येत् (saṁpraduṣyet) - it would become thoroughly corrupted/defiled

(verb)

3rd person , singular, active, optative (liṅ) of saṃpraduṣ

Prefixes: sam+pra

Root: duṣ (class 4)

इमाम् (imām) - referring to Draupadi (this (feminine object))

(pronoun)

Accusative, feminine, singular of idam

idam - this, that

चेत् (cet) - if

(indeclinable)

पूर्वम् (pūrvam) - previously, formerly

(adjective)

Accusative, neuter, singular of pūrva

pūrva - previous, former, prior

Note: Used adverbially here.

कितवः (kitavaḥ) - Yudhiṣṭhira as the gambler (gambler)

(noun)

Nominative, masculine, singular of kitava

kitava - gambler, cheat

अग्लहीष्यत् (aglahīṣyat) - had staked, had seized

(verb)

3rd person , singular, active, conditional (lṛṅ) of grah

Root: grah (class 9)

ईशः (īśaḥ) - master, lord, owner

(noun)

Nominative, masculine, singular of īśa

īśa - master, lord, ruler, powerful, capable

अभविष्यत् (abhaviṣyat) - would have been

(verb)

3rd person , singular, active, conditional (lṛṅ) of bhū

Root: bhū (class 1)

अपराजितात्मा (aparājitātmā) - one whose self (ātman) is unconquered, undefeated in spirit

(adjective)

Nominative, masculine, singular of aparājitātman

aparājitātman - one whose self is unconquered, having an undefeated spirit

Compound type : bahuvrihi (a+parājita+ātman)

• a – not, un-
  indeclinable
• parājita – conquered, defeated
  adjective (masculine)
  Past Passive Participle
  Derived from 'parā' (away, back) and root 'ji' (to conquer).
  Prefix: parā
  Root: ji (class 1)
• ātman – self, soul, spirit, essence
  noun (masculine)