महाभारतः mahābhārataḥ - book-7, chapter-139, verse-29

ततः प्रववृते युद्धं रात्रौ तद्भरतर्षभ ।
उभयोः सेनयोर्घोरं विजयं प्रति काङ्क्षिणोः ॥२९॥

29. tataḥ pravavṛte yuddhaṁ rātrau tadbharatarṣabha ,
ubhayoḥ senayorghoraṁ vijayaṁ prati kāṅkṣiṇoḥ.

29. tataḥ pravavṛte yuddham rātrau tat bharatarṣabha
ubhayoḥ senayoḥ ghoram vijayam prati kāṅkṣiṇoḥ

29. bharatarṣabha tataḥ rātrau ubhayoḥ senayoḥ vijayam
prati kāṅkṣiṇoḥ tat ghoram yuddham pravavṛte

29. Then, O bull among the Bharatas, that fierce battle commenced at night, with both armies longing for victory.

Words meanings summery:

• ततः (tataḥ) - then (then, thence, afterwards)

• प्रववृते (pravavṛte) - commenced (began, commenced, turned forward)

• युद्धम् (yuddham) - battle (battle, fight)

• रात्रौ (rātrau) - at night (at night, in the night)

• तत् (tat) - that (that, it)

• भरतर्षभ (bharatarṣabha) - O bull among the Bharatas (O bull among Bharatas, O best of Bharatas)

• उभयोः (ubhayoḥ) - of both (of both, for both)

• सेनयोः (senayoḥ) - of armies (of armies, for armies)

• घोरम् (ghoram) - fierce (terrible, fierce, dreadful)

• विजयम् (vijayam) - victory (victory, triumph)

• प्रति (prati) - towards (towards, against, concerning, in relation to)

• काङ्क्षिणोः (kāṅkṣiṇoḥ) - longing for (desiring, longing for, wishing for (dual))

Words meanings and morphology

ततः (tataḥ) - then (then, thence, afterwards)

(indeclinable)

प्रववृते (pravavṛte) - commenced (began, commenced, turned forward)

(verb)

3rd person , singular, middle, perfect (liṭ) of pra-vṛt

perfect middle

perfect tense, 3rd person singular, middle voice (ātmanepada)

Prefix: pra

Root: vṛt (class 1)

युद्धम् (yuddham) - battle (battle, fight)

(noun)

Nominative, neuter, singular of yuddha

yuddha - battle, fight, combat

Root: yudh (class 4)

रात्रौ (rātrau) - at night (at night, in the night)

(noun)

Locative, feminine, singular of rātri

rātri - night

तत् (tat) - that (that, it)

(pronoun)

Nominative, neuter, singular of tad

tad - that, it

भरतर्षभ (bharatarṣabha) - O bull among the Bharatas (O bull among Bharatas, O best of Bharatas)

(noun)

Vocative, masculine, singular of bharatarṣabha

bharatarṣabha - bull of Bharatas (metaphorically, best of Bharatas)

Compound type : tatpuruṣa (bharata+ṛṣabha)

• bharata – descendant of Bharata, a Bharata
  noun (masculine)
  Root: bhṛ (class 1)
• ṛṣabha – bull, best, chief
  noun (masculine)
  Root: ṛṣabh

उभयोः (ubhayoḥ) - of both (of both, for both)

(pronoun)

Genitive, dual of ubha

ubha - both

सेनयोः (senayoḥ) - of armies (of armies, for armies)

(noun)

Genitive, feminine, dual of senā

senā - army, host

Root: sin (class 5)

घोरम् (ghoram) - fierce (terrible, fierce, dreadful)

(adjective)

Nominative, neuter, singular of ghora

ghora - terrible, dreadful, awful

Root: ghūr

विजयम् (vijayam) - victory (victory, triumph)

(noun)

Accusative, masculine, singular of vijaya

vijaya - victory, conquest, triumph

Prefix: vi

Root: ji (class 1)

Note: Object of 'prati kāṅkṣiṇoḥ'.

प्रति (prati) - towards (towards, against, concerning, in relation to)

(indeclinable)

काङ्क्षिणोः (kāṅkṣiṇoḥ) - longing for (desiring, longing for, wishing for (dual))

(adjective)

Genitive, masculine, dual of kāṅkṣin

kāṅkṣin - desiring, longing for, wishing

agent noun / present active participle

from root kāṅkṣ (to desire)

Root: kāṅkṣ (class 1)