महाभारतः mahābhārataḥ - book-3, chapter-209, verse-20

वडवामुखः पिबत्यम्भो योऽसौ परमदारुणः ।
ऊर्ध्वभागूर्ध्वभाङ्नाम कविः प्राणाश्रितस्तु सः ॥२०॥

20. vaḍavāmukhaḥ pibatyambho yo'sau paramadāruṇaḥ ,
ūrdhvabhāgūrdhvabhāṅnāma kaviḥ prāṇāśritastu saḥ.

20. vaḍavāmukhaḥ pibati ambhaḥ yaḥ asau paramadāruṇaḥ
ūrdhvabhāgūrdhvabhāṅnāma kaviḥ prāṇāśritaḥ tu saḥ

20. That exceedingly dreadful one, the submarine fire (Vaḍavāmukha) who drinks water, he is indeed the seer (kavi) named Ūrdhvabhāgūrdhvabhāṅ (Ūrdhvabhāgūrdhvabhāṅ), residing within the vital energy (prāṇa).

Words meanings summery:

• वडवामुखः (vaḍavāmukhaḥ) - the submarine fire named Vaḍavāmukha (submarine fire, mare's mouth (mythological fire in the ocean))

• पिबति (pibati) - drinks (water) (drinks)

• अम्भः (ambhaḥ) - water (of the ocean) (water)

• यः (yaḥ) - who (referring to Vaḍavāmukha) (who, which, that)

• असौ (asau) - that one (emphasizing the distant or well-known) (that one, he)

• परमदारुणः (paramadāruṇaḥ) - exceedingly dreadful (exceedingly dreadful, very terrible)

• ऊर्ध्वभागूर्ध्वभाङ्नाम (ūrdhvabhāgūrdhvabhāṅnāma) - bearing the name Ūrdhvabhāgūrdhvabhāṅ (named Ūrdhvabhāgūrdhvabhāṅ (a specific name or epithet))

• कविः (kaviḥ) - the seer (referring to a wise, insightful entity) (seer, sage, poet, wise)

• प्राणाश्रितः (prāṇāśritaḥ) - residing within the vital energy (prāṇa) (dwelling in prāṇa, residing in vital breath)

• तु (tu) - indeed (but, on the other hand, indeed)

• सः (saḥ) - he (referring to the same entity) (he, that)

Words meanings and morphology

वडवामुखः (vaḍavāmukhaḥ) - the submarine fire named Vaḍavāmukha (submarine fire, mare's mouth (mythological fire in the ocean))

(proper noun)

Nominative, masculine, singular of vaḍavāmukha

vaḍavāmukha - mare's mouth, submarine fire (a mythical fire at the bottom of the ocean that drinks ocean water)

Compound type : tatpuruṣa (vaḍavā+mukha)

• vaḍavā – mare, female horse
  noun (feminine)
• mukha – mouth, face, opening, beginning
  noun (neuter)

पिबति (pibati) - drinks (water) (drinks)

(verb)

3rd person , singular, active, present (laṭ) of pā

Root: pā (class 1)

अम्भः (ambhaḥ) - water (of the ocean) (water)

(noun)

Accusative, neuter, singular of ambhas

ambhas - water, stream, fluid

यः (yaḥ) - who (referring to Vaḍavāmukha) (who, which, that)

(pronoun)

Nominative, masculine, singular of ya

ya - who, which, that (relative pronoun)

असौ (asau) - that one (emphasizing the distant or well-known) (that one, he)

(pronoun)

Nominative, masculine, singular of adas

adas - that, that one, yonder (demonstrative pronoun)

Note: Used here to agree with yaḥ, referring to Vaḍavāmukha.

परमदारुणः (paramadāruṇaḥ) - exceedingly dreadful (exceedingly dreadful, very terrible)

(adjective)

Nominative, masculine, singular of paramadāruṇa

paramadāruṇa - exceedingly dreadful, very terrible

Compound type : karmadhāraya (parama+dāruṇa)

• parama – supreme, highest, ultimate, most excellent
  adjective (masculine)
• dāruṇa – dreadful, terrible, fierce, cruel
  adjective (masculine)

Note: Agrees with Vaḍavāmukhaḥ.

ऊर्ध्वभागूर्ध्वभाङ्नाम (ūrdhvabhāgūrdhvabhāṅnāma) - bearing the name Ūrdhvabhāgūrdhvabhāṅ (named Ūrdhvabhāgūrdhvabhāṅ (a specific name or epithet))

(proper noun)

Nominative, masculine, singular of ūrdhvabhāgūrdhvabhāj_nāman

ūrdhvabhāgūrdhvabhāj_nāman - named Ūrdhvabhāgūrdhvabhāṅ (a complex name referring to one who has an upward share of the upward share, combined with 'named')

Compound type : bahuvrīhi (ūrdhvabhāgūrdhvabhāj+nāman)

• ūrdhvabhāgūrdhvabhāj – Ūrdhvabhāgūrdhvabhāj (a descriptive name or epithet, literally 'one who has an upward share of the upward share')
  proper noun (masculine)
• nāman – name
  noun (neuter)

Note: The 'ṅ' in 'ūrdhvabhāṅ' is due to internal sandhi before 'nāma'.

कविः (kaviḥ) - the seer (referring to a wise, insightful entity) (seer, sage, poet, wise)

(noun)

Nominative, masculine, singular of kavi

kavi - seer, sage, wise person, poet

प्राणाश्रितः (prāṇāśritaḥ) - residing within the vital energy (prāṇa) (dwelling in prāṇa, residing in vital breath)

(adjective)

Nominative, masculine, singular of prāṇāśrita

prāṇāśrita - resting on vital air, supported by vital air, residing in prāṇa

Compound type : tatpuruṣa (prāṇa+āśrita)

• prāṇa – vital breath, life-force, vital energy
  noun (masculine)
• āśrita – resided in, resorted to, dependent on
  adjective (masculine)
  Past Passive Participle
  from ā-śri (to resort to, dwell in)
  Prefix: ā
  Root: śri (class 1)

Note: Agrees with kaviḥ and saḥ.

तु (tu) - indeed (but, on the other hand, indeed)

(indeclinable)

Note: Adds emphasis.

सः (saḥ) - he (referring to the same entity) (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it (demonstrative pronoun)

Note: Refers to the subject introduced in the first half of the verse.