महाभारतः mahābhārataḥ - book-12, chapter-99, verse-33

हतनागमहानक्रा परलोकवहाशिवा ।
ऋष्टिखड्गध्वजानूका गृध्रकङ्कवडप्लवा ॥३३॥

33. hatanāgamahānakrā paralokavahāśivā ,
ṛṣṭikhaḍgadhvajānūkā gṛdhrakaṅkavaḍaplavā.

33. hatanāgamahānakrā paralokavahā aśivā
ṛṣṭikhaḍgadhvajānūkā gṛdhrakaṅkavaḍaplavā

33. hatanāgamahānakrā paralokavahā aśivā
ṛṣṭikhaḍgadhvajānūkā gṛdhrakaṅkavaḍaplavā

33. This river, whose mighty crocodiles are slain elephants, is inauspicious and carries (souls) to the other world. Its banks are spears, swords, and banners, and its rafts (or 'birds' of prey) are vultures, kites, and other carrion birds.

Words meanings summery:

• हतनागमहानक्रा (hatanāgamahānakrā) - The river (of battle) having slain elephants as its great crocodiles, describing its fierce and dangerous nature. (having slain elephants as great crocodiles)

• परलोकवहा (paralokavahā) - The river carrying the souls of the fallen warriors to the afterlife. (carrying to the other world, conveying to the afterlife)

• अशिवा (aśivā) - The river, being a scene of death and destruction, is described as inauspicious. (inauspicious, unpropitious, unlucky)

• ऋष्टिखड्गध्वजानूका (ṛṣṭikhaḍgadhvajānūkā) - Describing the 'banks' or 'flanks' of the battle-river as being composed of military armaments. (whose banks/armies are spears, swords, and banners)

• गृध्रकङ्कवडप्लवा (gṛdhrakaṅkavaḍaplavā) - Describing the scavengers floating over or on the battle-river. (whose floats/birds are vultures, kites, and other carrion birds)

Words meanings and morphology

हतनागमहानक्रा (hatanāgamahānakrā) - The river (of battle) having slain elephants as its great crocodiles, describing its fierce and dangerous nature. (having slain elephants as great crocodiles)

(adjective)

Nominative, feminine, singular of hatanāgamahānakra

hatanāgamahānakra - whose great crocodiles are slain elephants

Compound type : bahuvrīhi (hata+nāga+mahā+nakra)

• hata – slain, killed, struck
  adjective (neuter)
  Past Passive Participle
  From root han (to strike, kill)
  Root: han (class 2)
• nāga – serpent, elephant
  noun (masculine)
• mahā – great, mighty, large
  adjective (feminine)
• nakra – crocodile, alligator
  noun (masculine)

परलोकवहा (paralokavahā) - The river carrying the souls of the fallen warriors to the afterlife. (carrying to the other world, conveying to the afterlife)

(adjective)

Nominative, feminine, singular of paralokavaha

paralokavaha - carrying to the other world

Compound type : tatpuruṣa (paraloka+vaha)

• paraloka – other world, afterlife
  noun (masculine)
• vaha – carrying, bearing, conveying
  adjective (masculine)
  From root vah (to carry)
  Root: vah (class 1)

Note: Feminine form of paralokavaha.

अशिवा (aśivā) - The river, being a scene of death and destruction, is described as inauspicious. (inauspicious, unpropitious, unlucky)

(adjective)

Nominative, feminine, singular of aśiva

aśiva - inauspicious, unpropitious, evil

Compound type : nañ-tatpuruṣa (a+śiva)

• a – not, non-, un-
  indeclinable
• śiva – auspicious, benevolent, kind
  adjective (masculine)

Note: Feminine form of aśiva.

ऋष्टिखड्गध्वजानूका (ṛṣṭikhaḍgadhvajānūkā) - Describing the 'banks' or 'flanks' of the battle-river as being composed of military armaments. (whose banks/armies are spears, swords, and banners)

(adjective)

Nominative, feminine, singular of ṛṣṭikhaḍgadhvajānūka

ṛṣṭikhaḍgadhvajānūka - whose spears, swords, and banners are its anūkā (banks/armies)

Compound type : bahuvrīhi (ṛṣṭi+khaḍga+dhvaja+anūkā)

• ṛṣṭi – spear, lance
  noun (feminine)
• khaḍga – sword, scimitar
  noun (masculine)
• dhvaja – banner, flag, standard
  noun (masculine)
• anūkā – bank, shore; current, army, troops
  noun (feminine)

गृध्रकङ्कवडप्लवा (gṛdhrakaṅkavaḍaplavā) - Describing the scavengers floating over or on the battle-river. (whose floats/birds are vultures, kites, and other carrion birds)

(adjective)

Nominative, feminine, singular of gṛdhrakaṅkavaḍaplava

gṛdhrakaṅkavaḍaplava - whose floats/birds are vultures, kites, and other carrion birds

Compound type : bahuvrīhi (gṛdhra+kaṅka+vaḍa+plava)

• gṛdhra – vulture
  noun (masculine)
• kaṅka – kite, heron, a type of bird of prey
  noun (masculine)
• vaḍa – a kind of aquatic bird, a crane; banyan
  noun (masculine)
• plava – a float, raft; a bird (one that floats or flies); a jumper
  noun (masculine)