महाभारतः mahābhārataḥ - book-5, chapter-164, verse-2

एतस्य सैन्या दुर्धर्षाः समरेऽप्रतियायिनः ।
विकृतायुधभूयिष्ठा वायुवेगसमा जवे ॥२॥

2. etasya sainyā durdharṣāḥ samare'pratiyāyinaḥ ,
vikṛtāyudhabhūyiṣṭhā vāyuvegasamā jave.

2. etasya sainyāḥ durdharṣāḥ samare apratiyāyinaḥ
vikṛtāyudhabhūyiṣṭhāḥ vāyuvegasamāḥ jave

2. etasya sainyāḥ samare durdharṣāḥ apratiyāyinaḥ
vikṛtāyudhabhūyiṣṭhāḥ jave vāyuvegasamāḥ

2. His troops are irresistible in battle, never retreating. Most of them are equipped with formidable weapons, and they are equal to the wind's speed in their swiftness.

Words meanings summery:

• एतस्य (etasya) - his, of this one

• सैन्याः (sainyāḥ) - soldiers, troops, army

• दुर्धर्षाः (durdharṣāḥ) - irresistible, difficult to conquer, invincible

• समरे (samare) - in battle, in war

• अप्रतियायिनः (apratiyāyinaḥ) - not retreating, unyielding, not turning back

• विकृतायुधभूयिष्ठाः (vikṛtāyudhabhūyiṣṭhāḥ) - mostly (or abundantly) equipped with formidable/various weapons

• वायुवेगसमाः (vāyuvegasamāḥ) - equal to the speed of wind

• जवे (jave) - in speed, in swiftness, in velocity

Words meanings and morphology

एतस्य (etasya) - his, of this one

(pronoun)

Genitive, masculine, singular of etad

etad - this, this one

Note: Refers to Shakuni.

सैन्याः (sainyāḥ) - soldiers, troops, army

(noun)

Nominative, masculine, plural of sainya

sainya - relating to an army, a soldier, troops

From senā (army).

दुर्धर्षाः (durdharṣāḥ) - irresistible, difficult to conquer, invincible

(adjective)

Nominative, masculine, plural of durdharṣa

durdharṣa - irresistible, difficult to conquer, formidable

Compound: dur (difficult) + dharṣa (to be overcome).

Compound type : bahuvrīhi (dur+dhṛṣa)

• dur – difficult, bad, ill
  indeclinable
• dhṛṣa – daring, bold; able to be attacked/overcome (from √dhṛṣ 'to dare, be bold')
  adjective (masculine)
  verbal adjective
  Root: dhṛṣ (class 5)

Note: Qualifies 'sainyāḥ'.

समरे (samare) - in battle, in war

(noun)

Locative, masculine, singular of samara

samara - battle, war, combat

अप्रतियायिनः (apratiyāyinaḥ) - not retreating, unyielding, not turning back

(adjective)

Nominative, masculine, plural of apratiyāyin

apratiyāyin - not going back, not retreating, unyielding

agent noun/adjective from verbal root

Negative particle 'a' + 'prati' (back) + 'yāyin' (going). From √yā (to go) with prefix prati.

Compound type : bahuvrīhi (a+pratiyāyin)

• a – not, un-
  indeclinable
• pratiyāyin – retreating, turning back
  adjective (masculine)
  agent noun/adjective
  From √yā (to go) with prefix prati (back).
  Prefix: prati
  Root: yā (class 2)

Note: Qualifies 'sainyāḥ'.

विकृतायुधभूयिष्ठाः (vikṛtāyudhabhūyiṣṭhāḥ) - mostly (or abundantly) equipped with formidable/various weapons

(adjective)

Nominative, masculine, plural of vikṛtāyudhabhūyiṣṭha

vikṛtāyudhabhūyiṣṭha - abundant in modified/formidable weapons

Compound: vikṛta (formidable) + āyudha (weapon) + bhūyiṣṭha (most, abundant in).

Compound type : bahuvrīhi (vikṛtāyudha+bhūyiṣṭha)

• vikṛta – changed, modified, formidable, disfigured
  adjective (neuter)
  Past Passive Participle
  From √kṛ (to do) with prefix vi, past passive participle.
  Prefix: vi
  Root: kṛ (class 8)
• āyudha – weapon, implement
  noun (neuter)
• bhūyiṣṭha – most, very much, abundant in
  adjective (masculine)
  Superlative degree of bahula (much, many).

Note: Qualifies 'sainyāḥ'.

वायुवेगसमाः (vāyuvegasamāḥ) - equal to the speed of wind

(adjective)

Nominative, masculine, plural of vāyuvegasama

vāyuvegasama - equal to the speed of wind

Compound: vāyu (wind) + vega (speed) + sama (equal).

Compound type : tatpuruṣa (vāyu+vega+sama)

• vāyu – wind, air
  noun (masculine)
• vega – speed, velocity, force
  noun (masculine)
  From √vij (to move rapidly).
  Root: vij (class 1)
• sama – equal, similar, same
  adjective (masculine)

Note: Qualifies 'sainyāḥ'.

जवे (jave) - in speed, in swiftness, in velocity

(noun)

Locative, masculine, singular of java

java - speed, swiftness, velocity

From √jī (to go swiftly).

Root: jī (class 9)

Note: Used to specify 'in what' they are equal to the wind's speed.