महाभारतः mahābhārataḥ - book-7, chapter-14, verse-15

तौ वृषाविव नर्दन्तौ मण्डलानि विचेरतुः ।
आवर्जितगदाशृङ्गावुभौ शल्यवृकोदरौ ॥१५॥

15. tau vṛṣāviva nardantau maṇḍalāni viceratuḥ ,
āvarjitagadāśṛṅgāvubhau śalyavṛkodarau.

15. tau vṛṣāu iva nardantau maṇḍalāni viceratuḥ
āvarjitagadāśṛṅgau ubhau śalyavṛkodarau

15. tau śalya vṛkodarau ubhau vṛṣāu iva nardantau
āvarjitagadāśṛṅgau maṇḍalāni viceratuḥ

15. Those two, Śalya and Vṛkodara (Bhīma), roared like two bulls and moved about in circular formations, both with their maces brandished like horns.

Words meanings summery:

• तौ (tau) - those two

• वृषाउ (vṛṣāu) - two bulls

• इव (iva) - like, as, as if

• नर्दन्तौ (nardantau) - roaring

• मण्डलानि (maṇḍalāni) - circles, circular movements, formations

• विचेरतुः (viceratuḥ) - they moved about, they roamed

• आवर्जितगदाशृङ्गौ (āvarjitagadāśṛṅgau) - whose maces were like raised horns, with brandished mace-horns

• उभौ (ubhau) - both

• शल्यवृकोदरौ (śalyavṛkodarau) - Śalya and Vṛkodara (Bhīma)

Words meanings and morphology

तौ (tau) - those two

(pronoun)

Nominative, masculine, dual of tad

tad - that, those

वृषाउ (vṛṣāu) - two bulls

(noun)

Nominative, masculine, dual of vṛṣan

vṛṣan - bull, chief, strong man

इव (iva) - like, as, as if

(indeclinable)

नर्दन्तौ (nardantau) - roaring

(adjective)

Nominative, masculine, dual of nardat

nardat - roaring

Present Active Participle

From root nard (to roar), present participle

Root: nard (class 1)

मण्डलानि (maṇḍalāni) - circles, circular movements, formations

(noun)

Accusative, neuter, plural of maṇḍala

maṇḍala - circle, disc, orb, circular array

विचेरतुः (viceratuḥ) - they moved about, they roamed

(verb)

3rd person , dual, active, past perfect (lit) of car

Perfect Tense

From root car, with prefix vi

Prefix: vi

Root: car (class 1)

आवर्जितगदाशृङ्गौ (āvarjitagadāśṛṅgau) - whose maces were like raised horns, with brandished mace-horns

(adjective)

Nominative, masculine, dual of āvarjitagadāśṛṅga

āvarjitagadāśṛṅga - having maces like raised horns

Bahuvrihi compound: āvarjita (past participle) + gadā (noun) + śṛṅga (noun)

Compound type : bahuvrihi (āvarjita+gadā+śṛṅga)

• āvarjita – bent, turned, raised, brandished
  adjective
  Past Passive Participle
  From root vṛj (to turn, bend) with prefix ā
  Prefix: ā
  Root: vṛj
• gadā – mace, club
  noun (feminine)
• śṛṅga – horn, peak
  noun (neuter)

उभौ (ubhau) - both

(pronoun)

Nominative, masculine, dual of ubha

ubha - both

शल्यवृकोदरौ (śalyavṛkodarau) - Śalya and Vṛkodara (Bhīma)

(proper noun)

Nominative, masculine, dual of śalyavṛkodara

śalyavṛkodara - Śalya and Vṛkodara

Dvandva compound: Śalya (proper noun) + Vṛkodara (proper noun, epithet of Bhīma)

Compound type : dvandva (śalya+vṛkodara)

• śalya – Śalya (name of a king)
  proper noun (masculine)
• vṛkodara – Vṛkodara (epithet of Bhīma, lit. 'wolf-bellied')
  proper noun (masculine)