महाभारतः mahābhārataḥ - book-15, chapter-40, verse-9

कर्णदुर्योधनौ चोभौ शकुनिश्च महारथः ।
दुःशासनादयश्चैव धार्तराष्ट्रा महारथाः ॥९॥

9. karṇaduryodhanau cobhau śakuniśca mahārathaḥ ,
duḥśāsanādayaścaiva dhārtarāṣṭrā mahārathāḥ.

9. karṇaduryodhanau ca ubhau śakuniḥ ca mahārathaḥ
duḥśāsanādayaḥ ca eva dhārtarāṣṭrāḥ mahārathāḥ

9. karṇaduryodhanau ca ubhau śakuniḥ ca mahārathaḥ
duḥśāsanādayaḥ ca eva dhārtarāṣṭrāḥ mahārathāḥ

9. Both Karṇa and Duryodhana, along with Śakuni, a great chariot-warrior, and indeed Duśśāsana and the other sons of Dhṛtarāṣṭra, are all great chariot-warriors.

Words meanings summery:

• कर्णदुर्योधनौ (karṇaduryodhanau) - Karṇa and Duryodhana

• च (ca) - and

• उभौ (ubhau) - both

• शकुनिः (śakuniḥ) - Śakuni

• च (ca) - and

• महारथः (mahārathaḥ) - Refers to Śakuni. (great chariot-warrior)

• दुःशासनादयः (duḥśāsanādayaḥ) - Duśśāsana and others

• च (ca) - and

• एव (eva) - indeed, certainly

• धार्तराष्ट्राः (dhārtarāṣṭrāḥ) - sons of Dhṛtarāṣṭra, Kauravas

• महारथाः (mahārathāḥ) - Refers to Duśśāsana and others among the Dhārtarāṣṭras. (great chariot-warriors)

Words meanings and morphology

कर्णदुर्योधनौ (karṇaduryodhanau) - Karṇa and Duryodhana

(proper noun)

Nominative, masculine, dual of karṇaduryodhana

karṇaduryodhana - Karṇa and Duryodhana (names of two individuals)

Itaretarayoga Dvandva compound

Compound type : itaretarayoga dvandva (karṇa+duryodhana)

• karṇa – Karṇa (proper name)
  proper noun (masculine)
• duryodhana – Duryodhana (proper name)
  proper noun (masculine)

च (ca) - and

(indeclinable)

उभौ (ubhau) - both

(pronoun)

Nominative, masculine, dual of ubha

ubha - both

Note: Nominative dual form of 'ubha'.

शकुनिः (śakuniḥ) - Śakuni

(proper noun)

Nominative, masculine, singular of śakuni

śakuni - Śakuni (proper name of the Gandhara prince)

च (ca) - and

(indeclinable)

महारथः (mahārathaḥ) - Refers to Śakuni. (great chariot-warrior)

(noun)

Nominative, masculine, singular of mahāratha

mahāratha - a great warrior, one who can fight a thousand warriors

Compound type : karmadhāraya (mahā+ratha)

• mahā – great, large
  adjective
• ratha – chariot, warrior (often implying a chariot warrior)
  noun (masculine)

दुःशासनादयः (duḥśāsanādayaḥ) - Duśśāsana and others

(noun)

Nominative, masculine, plural of duḥśāsanādi

duḥśāsanādi - Duśśāsana and so on, Duśśāsana and others

Tatpuruṣa compound using 'ādi' (beginning with, etc.)

Compound type : tatpuruṣa (duḥśāsana+ādi)

• duḥśāsana – Duśśāsana (proper name of a Kuru prince)
  proper noun (masculine)
• ādi – beginning, and so on, others
  indeclinable

च (ca) - and

(indeclinable)

एव (eva) - indeed, certainly

(indeclinable)

Note: Emphatic particle.

धार्तराष्ट्राः (dhārtarāṣṭrāḥ) - sons of Dhṛtarāṣṭra, Kauravas

(noun)

Nominative, masculine, plural of dhārtarāṣṭra

dhārtarāṣṭra - descendant of Dhṛtarāṣṭra, son of Dhṛtarāṣṭra

Patronymic from Dhṛtarāṣṭra

Note: Refers to the Kaurava brothers.

महारथाः (mahārathāḥ) - Refers to Duśśāsana and others among the Dhārtarāṣṭras. (great chariot-warriors)

(noun)

Nominative, masculine, plural of mahāratha

mahāratha - a great warrior, one who can fight a thousand warriors

Compound type : karmadhāraya (mahā+ratha)

• mahā – great, large
  adjective
• ratha – chariot, warrior (often implying a chariot warrior)
  noun (masculine)