महाभारतः mahābhārataḥ - book-8, chapter-57, verse-12

महता रथघोषेण पाण्डवः सत्यविक्रमः ।
अभ्ययादप्रमेयात्मा विजयस्तव वाहिनीम् ॥१२॥

12. mahatā rathaghoṣeṇa pāṇḍavaḥ satyavikramaḥ ,
abhyayādaprameyātmā vijayastava vāhinīm.

12. mahatā rathaghoṣeṇa pāṇḍavaḥ satyavikramaḥ
abhi-ayāt aprameyātmā vijayaḥ tava vāhinīm

12. satyavikramaḥ aprameyātmā vijayaḥ pāṇḍavaḥ
mahatā rathaghoṣeṇa tava vāhinīm abhi-ayāt

12. With a tremendous roar from his chariot, the Pāṇḍava (Arjuna), whose valor is unwavering and whose spirit (ātman) is immeasurable, advanced victoriously towards your army.

Words meanings summery:

• महता (mahatā) - by a great, with a great

• रथघोषेण (rathaghoṣeṇa) - by the sound of the chariot, with the chariot's roar

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

• सत्यविक्रमः (satyavikramaḥ) - whose valor is true, truly mighty, of unwavering valor

• अभि-अयात् (abhi-ayāt) - approached, went towards

• अप्रमेयात्मा (aprameyātmā) - whose soul/spirit is immeasurable/inconceivable

• विजयः (vijayaḥ) - victorious, conqueror

• तव (tava) - of Dhṛtarāṣṭra (your)

• वाहिनीम् (vāhinīm) - army, host

Words meanings and morphology

महता (mahatā) - by a great, with a great

(adjective)

Instrumental, masculine, singular of mahat

mahat - great, large, mighty

रथघोषेण (rathaghoṣeṇa) - by the sound of the chariot, with the chariot's roar

(noun)

Instrumental, masculine, singular of rathaghoṣa

rathaghoṣa - chariot-sound, chariot's roar

Compound type : ṣaṣṭhī-tatpuruṣa (ratha+ghoṣa)

• ratha – chariot
  noun (masculine)
• ghoṣa – sound, roar, noise
  noun (masculine)
  Root: √ghuṣ (class 1)

पाण्डवः (pāṇḍavaḥ) - Arjuna (the Pāṇḍava, son of Pāṇḍu)

(proper noun)

Nominative, masculine, singular of pāṇḍava

pāṇḍava - descendant of Pāṇḍu

Derived from Pāṇḍu (name of king) with suffix -a

सत्यविक्रमः (satyavikramaḥ) - whose valor is true, truly mighty, of unwavering valor

(adjective)

Nominative, masculine, singular of satyavikrama

satyavikrama - one whose valor is true/unfailing

Compound type : bahuvrīhi (satya+vikrama)

• satya – true, real, truthful
  adjective (neuter)
• vikrama – valor, might, courage, prowess
  noun (masculine)
  Prefix: vi
  Root: √kram (class 1)

अभि-अयात् (abhi-ayāt) - approached, went towards

(verb)

3rd person , singular, active, past imperfect (laṅ) of abhi-√i

Imperfect, 3rd singular

Prefix: abhi

Root: √i (class 2)

अप्रमेयात्मा (aprameyātmā) - whose soul/spirit is immeasurable/inconceivable

(adjective)

Nominative, masculine, singular of aprameyātman

aprameyātman - one whose self (ātman) is immeasurable

Compound type : bahuvrīhi (aprameya+ātman)

• aprameya – immeasurable, inconceivable, incomprehensible
  adjective (neuter)
  Gerundive/Future Passive Participle
  Negation 'a' + prefix 'pra' + root 'mā'
  Prefixes: a+pra
  Root: √mā (class 3)
• ātman – self, soul, spirit, essential nature
  noun (masculine)

विजयः (vijayaḥ) - victorious, conqueror

(noun)

Nominative, masculine, singular of vijaya

vijaya - victory, triumph, victorious, conqueror

Prefix: vi

Root: √ji (class 1)

तव (tava) - of Dhṛtarāṣṭra (your)

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

वाहिनीम् (vāhinīm) - army, host

(noun)

Accusative, feminine, singular of vāhinī

vāhinī - army, host, troop

Root: √vah (class 1)