महाभारतः mahābhārataḥ - book-6, chapter-101, verse-29

तदापतद्वै सहसा शल्यस्य सुमहद्बलम् ।
महौघवेगं समरे वारयामास पाण्डवः ॥२९॥

29. tadāpatadvai sahasā śalyasya sumahadbalam ,
mahaughavegaṁ samare vārayāmāsa pāṇḍavaḥ.

29. tadā apatat vai sahasā śalyasya su-mahat balam
mahā-ogha-vegam samare vārayāmāsa pāṇḍavaḥ

29. tadā vai śalyasya su-mahat balam sahasā apatat
pāṇḍavaḥ samare mahā-ogha-vegam (tat balam) vārayāmāsa

29. Then, Śalya's very mighty army suddenly attacked. The Pāṇḍava (Bhīma) restrained it in battle with the swiftness of a great flood.

Words meanings summery:

• तदा (tadā) - then, at that time

• अपतत् (apatat) - attacked (fell down, attacked)

• वै (vai) - indeed, certainly

• सहसा (sahasā) - suddenly (suddenly, quickly, by force)

• शल्यस्य (śalyasya) - of Śalya

• सु-महत् (su-mahat) - very great, exceedingly large

• बलम् (balam) - army, force (force, strength, army)

• महा-ओघ-वेगम् (mahā-ogha-vegam) - with the swiftness of a great flood (adverbial accusative) (having the speed of a great flood)

• समरे (samare) - in battle, in war

• वारयामास (vārayāmāsa) - he restrained, he stopped

• पाण्डवः (pāṇḍavaḥ) - the Pāṇḍava (Bhīma) (son of Pāṇḍu, a Pāṇḍava)

Words meanings and morphology

तदा (tadā) - then, at that time

(indeclinable)

Note: Adverb of time.

अपतत् (apatat) - attacked (fell down, attacked)

(verb)

3rd person , singular, active, past imperfect (laṅ) of ā-pat

imperfect active

Root 'pat' (class 1) with 'ā' prefix. Imperfect 3rd person singular active ending.

Prefix: ā

Root: pat (class 1)

वै (vai) - indeed, certainly

(indeclinable)

Note: Emphatic particle.

सहसा (sahasā) - suddenly (suddenly, quickly, by force)

(indeclinable)

Instrumental singular of 'sahas' (force) used adverbially.

Note: Adverb modifying 'apatat'.

शल्यस्य (śalyasya) - of Śalya

(proper noun)

Genitive, masculine, singular of śalya

śalya - Śalya (name of a king)

Note: Possessive, modifies 'balam'.

सु-महत् (su-mahat) - very great, exceedingly large

(adjective)

Nominative, neuter, singular of su-mahat

su-mahat - very great, exceedingly large

Compound type : karmadhāraya (su+mahat)

• su – good, well, very, exceedingly
  indeclinable
• mahat – great, large, mighty
  adjective

Note: Agrees with 'balam'.

बलम् (balam) - army, force (force, strength, army)

(noun)

Nominative, neuter, singular of bala

bala - strength, power, force, army

Note: Subject of 'apatat'.

महा-ओघ-वेगम् (mahā-ogha-vegam) - with the swiftness of a great flood (adverbial accusative) (having the speed of a great flood)

(noun)

Accusative, neuter, singular of mahā-ogha-vega

mahā-ogha-vega - speed of a great flood

Compound type : tatpuruṣa (mahā+ogha+vega)

• mahā – great, large
  adjective
• ogha – flood, torrent, multitude
  noun (masculine)
• vega – speed, velocity, force
  noun (masculine)

Note: Functions adverbially to describe the manner of restraint.

समरे (samare) - in battle, in war

(noun)

Locative, masculine, singular of samara

samara - battle, war, combat

Note: Locative of place.

वारयामास (vārayāmāsa) - he restrained, he stopped

(verb)

3rd person , singular, active, perfect (lit) of vṛ

causative perfect active

Causative stem 'vāraya' from root 'vṛ' (class 10), formed with 'āmāsa' perfect ending.

Root: vṛ (class 10)

पाण्डवः (pāṇḍavaḥ) - the Pāṇḍava (Bhīma) (son of Pāṇḍu, a Pāṇḍava)

(proper noun)

Nominative, masculine, singular of pāṇḍava

pāṇḍava - descendant of Pāṇḍu

Patronymic from 'Pāṇḍu'.

Note: Subject of 'vārayāmāsa'.