महाभारतः mahābhārataḥ - book-1, chapter-155, verse-51

धृष्टद्युम्नं तु पाञ्चाल्यमानीय स्वं विवेशनम् ।
उपाकरोदस्त्रहेतोर्भारद्वाजः प्रतापवान् ॥५१॥

51. dhṛṣṭadyumnaṁ tu pāñcālyamānīya svaṁ viveśanam ,
upākarodastrahetorbhāradvājaḥ pratāpavān.

51. dhṛṣṭadyumnam tu pāñcālyam ānīya svam viveśanam
upākarot astrahetoḥ bhāradvājaḥ pratāpavān

51. But the powerful Bhāradvāja (Droṇa), having brought the Pāñcāla prince Dhṛṣṭadyumna, initiated him into his own special training (viveśanam) for the sake of weapon-knowledge.

Words meanings summery:

• धृष्टद्युम्नम् (dhṛṣṭadyumnam) - Dhṛṣṭadyumna

• तु (tu) - but, indeed, however

• पाञ्चाल्यम् (pāñcālyam) - the prince of Pañcāla, related to Pañcāla

• आनीय (ānīya) - having brought

• स्वम् (svam) - his own

• विवेशनम् (viveśanam) - special instruction, training, entry into

• उपाकरोत् (upākarot) - he initiated, he prepared, he undertook

• अस्त्रहेतोः (astrahetoḥ) - for the sake of weapons, for military science

• भारद्वाजः (bhāradvājaḥ) - Droṇa (descendant of Bhāradvāja)

• प्रतापवान् (pratāpavān) - powerful, glorious, mighty

Words meanings and morphology

धृष्टद्युम्नम् (dhṛṣṭadyumnam) - Dhṛṣṭadyumna

(proper noun)

Accusative, masculine, singular of dhṛṣṭadyumna

dhṛṣṭadyumna - Dhṛṣṭadyumna (proper name)

Compound type : karmadhāraya (dhṛṣṭa+dyumna)

• dhṛṣṭa – bold, audacious, insolent
  adjective (masculine)
  Past Passive Participle
  Root dhṛṣ, suffix -ta
  Root: dhṛṣ (class 5)
• dyumna – splendor, glory, light
  noun (neuter)
  Root: dyut (class 1)

तु (tu) - but, indeed, however

(indeclinable)

पाञ्चाल्यम् (pāñcālyam) - the prince of Pañcāla, related to Pañcāla

(noun)

Accusative, masculine, singular of pāñcālya

pāñcālya - a descendant of Pañcāla, belonging to Pañcāla (an epithet for Dhṛṣṭadyumna)

आनीय (ānīya) - having brought

(indeclinable)

absolutive

formed with prefix ā- and suffix -ya (after root nī)

Prefix: ā

Root: nī (class 1)

स्वम् (svam) - his own

(pronoun)

Accusative, neuter, singular of sva

sva - one's own, self, property

विवेशनम् (viveśanam) - special instruction, training, entry into

(noun)

Accusative, neuter, singular of viveśana

viveśana - entry, initiation, special instruction, training

Prefix: vi

Root: viś (class 6)

उपाकरोत् (upākarot) - he initiated, he prepared, he undertook

(verb)

3rd person , singular, active, imperfect past (laṅ) of upakṛ

Prefix: upa

Root: kṛ (class 8)

अस्त्रहेतोः (astrahetoḥ) - for the sake of weapons, for military science

(noun)

Ablative, masculine, singular of astrahetu

astrahetu - cause of weapons, reason for arms, for the sake of military science

Compound type : tatpuruṣa (astra+hetu)

• astra – weapon, missile, projectile
  noun (neuter)
• hetu – cause, reason, motive
  noun (masculine)

भारद्वाजः (bhāradvājaḥ) - Droṇa (descendant of Bhāradvāja)

(proper noun)

Nominative, masculine, singular of bhāradvāja

bhāradvāja - a descendant of Bhāradvāja, Droṇa (name of the guru)

प्रतापवान् (pratāpavān) - powerful, glorious, mighty

(adjective)

Nominative, masculine, singular of pratāpavat

pratāpavat - powerful, glorious, mighty, possessing valor