महाभारतः mahābhārataḥ - book-7, chapter-64, verse-20

अथ कृष्णोऽप्यसंभ्रान्तः पार्थेन सह मारिष ।
प्राध्मापयत्पाञ्चजन्यं शङ्खप्रवरमोजसा ॥२०॥

20. atha kṛṣṇo'pyasaṁbhrāntaḥ pārthena saha māriṣa ,
prādhmāpayatpāñcajanyaṁ śaṅkhapravaramojasā.

20. atha kṛṣṇaḥ api asaṃbhrāntaḥ pārthena saha māriṣa
prādhmāpayat pāñcajanyam śaṅkhapravaram ojasā

20. atha māriṣa kṛṣṇaḥ api asaṃbhrāntaḥ pārthena saha
ojasā śaṅkhapravaram pāñcajanyam prādhmāpayat

20. Then, O respected one, Kṛṣṇa also, unperturbed, with Arjuna (Pārtha), powerfully blew his excellent conch, Pāñcajanya.

Words meanings summery:

• अथ (atha) - then, now, moreover

• कृष्णः (kṛṣṇaḥ) - Kṛṣṇa

• अपि (api) - also, even

• असंभ्रान्तः (asaṁbhrāntaḥ) - unperturbed, unshaken

• पार्थेन (pārthena) - by Arjuna

• सह (saha) - with, along with

• मारिष (māriṣa) - O Dhṛtarāṣṭra (O respected one)

• प्राध्मापयत् (prādhmāpayat) - caused to blow, blew loudly

• पाञ्चजन्यम् (pāñcajanyam) - the Pāñcajanya conch

• शङ्खप्रवरम् (śaṅkhapravaram) - the excellent conch

• ओजसा (ojasā) - with might, with vigor

Words meanings and morphology

अथ (atha) - then, now, moreover

(indeclinable)

कृष्णः (kṛṣṇaḥ) - Kṛṣṇa

(proper noun)

Nominative, masculine, singular of kṛṣṇa

kṛṣṇa - Kṛṣṇa; black, dark

अपि (api) - also, even

(indeclinable)

असंभ्रान्तः (asaṁbhrāntaḥ) - unperturbed, unshaken

(adjective)

Nominative, masculine, singular of asaṃbhrānta

asaṁbhrānta - unperturbed, calm, not agitated, unshaken

negated past passive participle

Negation (a) of the past passive participle (saṃbhrānta) of the root bhram with prefix sam

Compound type : nañ-tatpuruṣa (a+saṃbhrānta)

• a – not, un-
  indeclinable
• saṃbhrānta – agitated, confused, perturbed
  adjective (masculine)
  past passive participle
  Past passive participle of root bhram (to wander, to be confused) with prefix sam
  Prefix: sam
  Root: bhram (class 1)

पार्थेन (pārthena) - by Arjuna

(proper noun)

Instrumental, masculine, singular of pārtha

pārtha - son of Pṛthā (Kuntī), epithet of Arjuna

सह (saha) - with, along with

(indeclinable)

मारिष (māriṣa) - O Dhṛtarāṣṭra (O respected one)

(noun)

Vocative, masculine, singular of māriṣa

māriṣa - respected one, venerable one (vocative form)

प्राध्मापयत् (prādhmāpayat) - caused to blow, blew loudly

(verb)

3rd person , singular, active, imperfect (laṅ) of prādhmāpayat

causative

imperfect 3rd singular active, causative of root dham with prefix pra

Prefix: pra

Root: dham (class 1)

पाञ्चजन्यम् (pāñcajanyam) - the Pāñcajanya conch

(proper noun)

Accusative, neuter, singular of pāñcajanya

pāñcajanya - Kṛṣṇa's conch shell (born from the demon Pañcajana)

शङ्खप्रवरम् (śaṅkhapravaram) - the excellent conch

(noun)

Accusative, neuter, singular of śaṅkhapravara

śaṅkhapravara - excellent conch, best conch

Compound type : tatpuruṣa (śaṅkha+pravara)

• śaṅkha – conch shell, conch
  noun (masculine)
• pravara – excellent, chief, best
  adjective (masculine)

Note: agrees with Pāñcajanya

ओजसा (ojasā) - with might, with vigor

(noun)

Instrumental, neuter, singular of ojas

ojas - power, strength, vigor, energy, vitality