महाभारतः mahābhārataḥ - book-7, chapter-131, verse-102

स ययौ घोररूपेण तेन जैत्रपताकिना ।
द्वैरथं द्रोणपुत्रेण पुनरप्यरिसूदनः ॥१०२॥

102. sa yayau ghorarūpeṇa tena jaitrapatākinā ,
dvairathaṁ droṇaputreṇa punarapyarisūdanaḥ.

102. saḥ yayau ghorarūpeṇa tena jaitrapatākinā
punarapi droṇaputreṇa dvairatham arisūdanaḥ

102. saḥ arisūdanaḥ ghorarūpeṇa tena jaitrapatākinā
punarapi droṇaputreṇa dvairatham yayau

102. That slayer of enemies (arisūdana), terrible in form and bearing a victory banner, once again advanced for a chariot-duel with Dronaputra (Droṇaputra).

Words meanings summery:

• सः (saḥ) - He (Ghatotkacha) (he, that)

• ययौ (yayau) - advanced (in battle) (went, advanced)

• घोररूपेण (ghorarūpeṇa) - with a terrifying physical appearance (with a terrible form/appearance, terribly-formed)

• तेन (tena) - by him (referring to the subject, agreeing with instrumental adjectives) (by that, with that)

• जैत्रपताकिना (jaitrapatākinā) - bearing a flag of victory (with a victory banner, victorious)

• पुनरपि (punarapi) - once again (again, moreover, also)

• द्रोणपुत्रेण (droṇaputreṇa) - with Dronaputra (Droṇaputra, referring to Ashvatthama) (by Dronaputra, with Dronaputra)

• द्वैरथम् (dvairatham) - for a duel between two chariots (a chariot duel)

• अरिसूदनः (arisūdanaḥ) - the slayer of enemies (a common epithet for powerful warriors, here referring to Ghatotkacha) (slayer of enemies)

Words meanings and morphology

सः (saḥ) - He (Ghatotkacha) (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

ययौ (yayau) - advanced (in battle) (went, advanced)

(verb)

3rd person , singular, active, perfect (liṭ) of yā

Perfect Active

3rd person singular, perfect active, Parasmaipada

Root: yā (class 2)

Note: From root yā, Class 2.

घोररूपेण (ghorarūpeṇa) - with a terrifying physical appearance (with a terrible form/appearance, terribly-formed)

(adjective)

Instrumental, masculine, singular of ghorarūpa

ghorarūpa - terrible-formed, of dreadful appearance

Compound type : bahuvrīhi (ghora+rūpa)

• ghora – terrible, dreadful, awful
  adjective
• rūpa – form, appearance, nature
  noun (neuter)

Note: Agrees with the implied subject (Ghatotkacha).

तेन (tena) - by him (referring to the subject, agreeing with instrumental adjectives) (by that, with that)

(pronoun)

Instrumental, masculine, singular of tad

tad - that, he, she, it

Note: Agrees with 'ghorarūpeṇa' and 'jaitrapatākinā', referring to 'saḥ'.

जैत्रपताकिना (jaitrapatākinā) - bearing a flag of victory (with a victory banner, victorious)

(adjective)

Instrumental, masculine, singular of jaitrapatākin

jaitrapatākin - having a victory banner, victorious

from jaitrapatākā + in (possessive suffix)

Compound type : tatpuruṣa (jaitra+patākā)

• jaitra – victorious, relating to victory
  adjective (neuter)
• patākā – banner, flag, standard
  noun (feminine)

Note: Agrees with the implied subject (Ghatotkacha).

पुनरपि (punarapi) - once again (again, moreover, also)

(indeclinable)

Note: Sandhi of 'punar' (again) + 'api' (also).

द्रोणपुत्रेण (droṇaputreṇa) - with Dronaputra (Droṇaputra, referring to Ashvatthama) (by Dronaputra, with Dronaputra)

(proper noun)

Instrumental, masculine, singular of droṇaputra

droṇaputra - son of Drona, Ashvatthama

Compound type : tatpuruṣa (droṇa+putra)

• droṇa – Drona (a proper name)
  proper noun (masculine)
• putra – son
  noun (masculine)

Note: Indicates accompaniment or agent in a duel.

द्वैरथम् (dvairatham) - for a duel between two chariots (a chariot duel)

(noun)

Accusative, neuter, singular of dvairatha

dvairatha - a battle between two chariots/warriors

from dvi + ratha, formation of noun from 'two chariots'

Compound type : tatpuruṣa (dvi+ratha)

• dvi – two
  numeral
• ratha – chariot
  noun (masculine)

Note: Object of motion/action implied (yayau dvairatham - went for a chariot duel).

अरिसूदनः (arisūdanaḥ) - the slayer of enemies (a common epithet for powerful warriors, here referring to Ghatotkacha) (slayer of enemies)

(adjective)

Nominative, masculine, singular of arisūdana

arisūdana - slayer of enemies, destroyer of foes

Compound type : tatpuruṣa (ari+sūdana)

• ari – enemy, foe
  noun (masculine)
• sūdana – destroying, killing, slayer
  adjective (masculine)
  agent noun from root sūd
  agent noun from root sūd (to kill, destroy)
  Root: sūd (class 10)

Note: Epithet for 'saḥ' (he).