महाभारतः mahābhārataḥ - book-3, chapter-37, verse-8

धार्तराष्ट्रा दुराधर्षा दुर्योधनपुरोगमाः ।
सर्व एव कृतास्त्राश्च सततं चाततायिनः ॥८॥

8. dhārtarāṣṭrā durādharṣā duryodhanapurogamāḥ ,
sarva eva kṛtāstrāśca satataṁ cātatāyinaḥ.

8. dhārtarāṣṭrāḥ durādharṣāḥ duryodhanapurogamāḥ
sarve eva kṛtāstrāḥ ca satatam ca ātatāyinaḥ

8. All the sons of Dhṛtarāṣṭra (Dhārtarāṣṭras), formidable and led by Duryodhana, are indeed masters of weapons and perpetually aggressors.

Words meanings summery:

• धार्तराष्ट्राः (dhārtarāṣṭrāḥ) - the sons of Dhṛtarāṣṭra, the Kauravas

• दुराधर्षाः (durādharṣāḥ) - formidable, unassailable, difficult to attack

• दुर्योधनपुरोगमाः (duryodhanapurogamāḥ) - led by Duryodhana, with Duryodhana at the forefront

• सर्वे (sarve) - all, everyone

• एव (eva) - indeed, certainly, even

• कृतास्त्राः (kṛtāstrāḥ) - skilled in weapons, having mastered weapons

• च (ca) - and, also

• सततम् (satatam) - constantly, perpetually, always

• च (ca) - and, also

• आततायिनः (ātatāyinaḥ) - aggressors, assailants, attackers

Words meanings and morphology

धार्तराष्ट्राः (dhārtarāṣṭrāḥ) - the sons of Dhṛtarāṣṭra, the Kauravas

(noun)

Nominative, masculine, plural of dhārtarāṣṭra

dhārtarāṣṭra - son of Dhṛtarāṣṭra, belonging to Dhṛtarāṣṭra, a Kaurava prince

Patronymic derived from Dhṛtarāṣṭra (son of Dhṛtarāṣṭra).

दुराधर्षाः (durādharṣāḥ) - formidable, unassailable, difficult to attack

(adjective)

Nominative, masculine, plural of durādharṣa

durādharṣa - difficult to attack, invincible, formidable, unassailable, irresistible

Compound formed with prefix `dur-` (difficult/bad) and `ādharṣa` (assailable).

Compound type : prādi-tatpuruṣa (dur+ādharṣa)

• dur – difficult, bad, hard, evil, arduous
  indeclinable
• ādharṣa – assailable, attacking, assault, challenge
  adjective
  Derived nominal/adjective
  Derived from root `dhṛṣ` (to be bold, attack) with prefix `ā-`.
  Prefix: ā
  Root: dhṛṣ (class 5)

Note: Agrees with `dhārtarāṣṭrāḥ`.

दुर्योधनपुरोगमाः (duryodhanapurogamāḥ) - led by Duryodhana, with Duryodhana at the forefront

(adjective)

Nominative, masculine, plural of duryodhanapurogama

duryodhanapurogama - having Duryodhana at their head, led by Duryodhana, preceded by Duryodhana

Bahuvrīhi compound of `duryodhana` (Duryodhana), `puras` (before), and `gama` (going).

Compound type : bahuvrīhi (duryodhana+puras+gama)

• duryodhana – Duryodhana (name of the eldest Kaurava prince, literally 'difficult to conquer in battle')
  proper noun (masculine)
  Prādi-tatpuruṣa compound of `dur` (difficult) and `yodhana` (fighter, fighting).
  Prefix: dur
  Root: yudh (class 4)
• puras – before, in front, eastward, in the presence of
  indeclinable
• gama – going, moving, leading, attaining, understanding
  noun (masculine)
  From root `gam` (to go).
  Root: gam (class 1)

सर्वे (sarve) - all, everyone

(pronoun)

Nominative, masculine, plural of sarva

sarva - all, every, whole, entire, complete

एव (eva) - indeed, certainly, even

(indeclinable)

Emphatic particle.

कृतास्त्राः (kṛtāstrāḥ) - skilled in weapons, having mastered weapons

(adjective)

Nominative, masculine, plural of kṛtāstra

kṛtāstra - having accomplished (mastered) weapons, skilled in weaponry, expert in archery

Bahuvrīhi compound of `kṛta` (done, mastered) and `astra` (weapon).

Compound type : bahuvrīhi (kṛta+astra)

• kṛta – done, made, performed, accomplished, mastered
  adjective
  Past Passive Participle
  From root `kṛ` (to do, make).
  Root: kṛ (class 8)
• astra – weapon (especially missile weapon), arrow, dart, missile
  noun (neuter)
  Root: as (class 4)

च (ca) - and, also

(indeclinable)

सततम् (satatam) - constantly, perpetually, always

(indeclinable)

From `sa-tata` (stretched out, continuous). Used adverbially here.

Root: tan

च (ca) - and, also

(indeclinable)

आततायिनः (ātatāyinaḥ) - aggressors, assailants, attackers

(noun)

Nominative, masculine, plural of ātatāyin

ātatāyin - one who has strung his bow, an aggressor, an assailant, a murderer, one intent on mischief

Agent Noun

From `ā-tan` (to stretch a bow) with agent suffix `-in`.

Prefix: ā

Root: tan (class 8)