महाभारतः mahābhārataḥ - book-6, chapter-110, verse-20

पुत्रस्तु तव तं दृष्ट्वा भीमार्जुनसमागमम् ।
गाङ्गेयस्य रथाभ्याशमुपजग्मे महाभये ॥२०॥

20. putrastu tava taṁ dṛṣṭvā bhīmārjunasamāgamam ,
gāṅgeyasya rathābhyāśamupajagme mahābhaye.

20. putraḥ tu tava tam dṛṣṭvā bhīmārjunasamāgamam
gāṅgeyasya rathābhyāśam upajagme mahābhaye

20. tava putraḥ tu tam bhīmārjunasamāgamam dṛṣṭvā
mahābhaye gāṅgeyasya rathābhyāśam upajagme

20. Your son (Duryodhana), however, witnessing that combined assault of Bhīma and Arjuna, approached the proximity of Gaṅgeya's (Bhīṣma's) chariot in great fear.

Words meanings summery:

• पुत्रः (putraḥ) - your son (Duryodhana) (son)

• तु (tu) - however (but, however, on the other hand)

• तव (tava) - your (your, of you)

• तम् (tam) - that (encounter) (that, him)

• दृष्ट्वा (dṛṣṭvā) - witnessing (having seen, having witnessed)

• भीमार्जुनसमागमम् (bhīmārjunasamāgamam) - the combined assault of Bhīma and Arjuna (the encounter/union of Bhīma and Arjuna)

• गाङ्गेयस्य (gāṅgeyasya) - of Gaṅgeya (Bhīṣma) (of Gaṅgeya, of Bhīṣma)

• रथाभ्याशम् (rathābhyāśam) - the proximity of the chariot (the proximity of the chariot, near the chariot)

• उपजग्मे (upajagme) - approached (he approached, he went near)

• महाभये (mahābhaye) - in great fear (in great fear, at a great danger)

Words meanings and morphology

पुत्रः (putraḥ) - your son (Duryodhana) (son)

(noun)

Nominative, masculine, singular of putra

putra - son, child

Note: Subject of upajagme.

तु (tu) - however (but, however, on the other hand)

(indeclinable)

तव (tava) - your (your, of you)

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you (pronoun)

Genitive singular of yuṣmad.

Note: Refers to Dhṛtarāṣṭra.

तम् (tam) - that (encounter) (that, him)

(pronoun)

Accusative, masculine, singular of tad

tad - that

Accusative singular masculine of tad.

दृष्ट्वा (dṛṣṭvā) - witnessing (having seen, having witnessed)

(indeclinable)

Absolutive (gerund)

From √dṛś (to see) + ktvā (suffix for Absolutive).

Root: √dṛś (class 1)

Note: Action preceding upajagme.

भीमार्जुनसमागमम् (bhīmārjunasamāgamam) - the combined assault of Bhīma and Arjuna (the encounter/union of Bhīma and Arjuna)

(noun)

Accusative, masculine, singular of bhīmārjunasamāgama

bhīmārjunasamāgama - encounter/union of Bhīma and Arjuna

Tatpuruṣa compound: Bhīma-Arjuna-samāgama. Samāgama itself from sam-ā-√gam.

Compound type : Tatpuruṣa (bhīma+arjuna+samāgama)

• bhīma – Bhīma (name of a Pāṇḍava), terrible
  proper noun (masculine)
• arjuna – Arjuna (name of a Pāṇḍava), white
  proper noun (masculine)
• samāgama – meeting, union, encounter, coming together
  noun (masculine)
  From sam-ā-√gam (to come together)
  Prefixes: sam+ā
  Root: √gam (class 1)

गाङ्गेयस्य (gāṅgeyasya) - of Gaṅgeya (Bhīṣma) (of Gaṅgeya, of Bhīṣma)

(proper noun)

Genitive, masculine, singular of gāṅgeya

gāṅgeya - son of Gaṅgā, Bhīṣma

Patronymic from Gaṅgā.

Note: Relates to rathābhyāśam.

रथाभ्याशम् (rathābhyāśam) - the proximity of the chariot (the proximity of the chariot, near the chariot)

(noun)

Accusative, masculine, singular of rathābhyāśa

rathābhyāśa - proximity of a chariot

Tatpuruṣa compound: ratha (chariot) + abhyāśa (proximity).

Compound type : Tatpuruṣa (ratha+abhyāśa)

• ratha – chariot
  noun (masculine)
• abhyāśa – proximity, vicinity, nearness
  noun (masculine)
  From abhi-ā-√gam (to approach) or abhi-ā-√as (to reach).
  Prefixes: abhi+ā

Note: Object of upajagme.

उपजग्मे (upajagme) - approached (he approached, he went near)

(verb)

3rd person , singular, middle, Past Perfect (liṭ) of √gam

Perfect tense, Middle voice (ātmanepada)

From upa- (prefix) + √gam (to go). Perfect tense, 3rd person singular.

Prefix: upa

Root: √gam (class 1)

महाभये (mahābhaye) - in great fear (in great fear, at a great danger)

(noun)

Locative, neuter, singular of mahābhaya

mahābhaya - great fear, great danger

Karmadhāraya compound: mahat (great) + bhaya (fear).

Compound type : Karmadhāraya (mahat+bhaya)

• mahat – great, large, mighty
  adjective
• bhaya – fear, dread, danger
  noun (neuter)
  From √bhī (to fear)
  Root: √bhī (class 3)

Note: Locative of circumstance.