महाभारतः mahābhārataḥ - book-16, chapter-6, verse-10

रामकृष्णमहाग्राहां द्वारकासरितं तदा ।
कालपाशग्रहां घोरां नदीं वैतरणीमिव ॥१०॥

10. rāmakṛṣṇamahāgrāhāṁ dvārakāsaritaṁ tadā ,
kālapāśagrahāṁ ghorāṁ nadīṁ vaitaraṇīmiva.

10. rāmakṛṣṇamahāgrahām dvārakāsaritam tadā
kālapāśagrahām ghorām nadīm vaitaraṇīm iva

10. tadā dvārakāsaritam rāmakṛṣṇamahāgrahām
kālapāśagrahām ghorām nadīm vaitaraṇīm iva

10. Then, that Dvārakā-river, which had Rāma and Kṛṣṇa as its great aquatic creatures (mahāgraha), (now, after their departure) had the noose of time as its great aquatic creatures, dreadful like the river Vaitaraṇī.

Words meanings summery:

• रामकृष्णमहाग्रहाम् (rāmakṛṣṇamahāgrahām) - (the city) which had Rāma and Kṛṣṇa as its great protectors (likened to mahāgraha) (having Rāma and Kṛṣṇa as great aquatic creatures/powerful beings)

• द्वारकासरितम् (dvārakāsaritam) - the city of Dvārakā, metaphorically described as a river (Dvārakā-river)

• तदा (tadā) - then, at that time (when Arjuna was observing) (then, at that time)

• कालपाशग्रहाम् (kālapāśagrahām) - (the city) now having the noose of time (death) as its great dangers/predators (having the noose of time (death) as great aquatic creatures/dangers)

• घोराम् (ghorām) - dreadful (describing the Dvārakā-river) (dreadful, terrible, fearful)

• नदीम् (nadīm) - (like) a river (river)

• वैतरणीम् (vaitaraṇīm) - the river Vaitaraṇī (of the underworld) (Vaitaraṇī (name of the river of the underworld))

• इव (iva) - like (comparing Dvārakā to Vaitaraṇī) (like, as, as if)

Words meanings and morphology

रामकृष्णमहाग्रहाम् (rāmakṛṣṇamahāgrahām) - (the city) which had Rāma and Kṛṣṇa as its great protectors (likened to mahāgraha) (having Rāma and Kṛṣṇa as great aquatic creatures/powerful beings)

(adjective)

Accusative, feminine, singular of rāmakṛṣṇamahāgraha

rāmakṛṣṇamahāgraha - having Rāma and Kṛṣṇa as great aquatic creatures/powerful beings

Compound type : bahuvrīhi (rāma+kṛṣṇa+mahāgraha)

• rāma – Rāma (Balarāma, Krishna's brother, or Rāma, son of Daśaratha)
  proper noun (masculine)
• kṛṣṇa – Kṛṣṇa
  proper noun (masculine)
• mahāgraha – large aquatic animal (crocodile, shark), powerful person, great planet, great danger
  noun (masculine)

Note: Refers to Dvārakāsarit.

द्वारकासरितम् (dvārakāsaritam) - the city of Dvārakā, metaphorically described as a river (Dvārakā-river)

(noun)

Accusative, feminine, singular of dvārakāsarit

dvārakāsarit - Dvārakā-river

Compound type : tatpuruṣa (dvārakā+sarit)

• dvārakā – Dvārakā (name of a city)
  proper noun (feminine)
• sarit – river
  noun (feminine)

Note: Object of 'dadarśa' in 110051.

तदा (tadā) - then, at that time (when Arjuna was observing) (then, at that time)

(indeclinable)

कालपाशग्रहाम् (kālapāśagrahām) - (the city) now having the noose of time (death) as its great dangers/predators (having the noose of time (death) as great aquatic creatures/dangers)

(adjective)

Accusative, feminine, singular of kālapāśagraha

kālapāśagraha - having the noose of time (death) as great aquatic creatures/dangers

Compound type : bahuvrīhi (kāla+pāśa+graha)

• kāla – time, death
  noun (masculine)
• pāśa – noose, snare
  noun (masculine)
• graha – seizer, planet, aquatic animal, demon
  noun (masculine)

Note: Refers to Dvārakāsarit.

घोराम् (ghorām) - dreadful (describing the Dvārakā-river) (dreadful, terrible, fearful)

(adjective)

Accusative, feminine, singular of ghorā

ghorā - dreadful, terrible, fearful

Note: Refers to Dvārakāsarit.

नदीम् (nadīm) - (like) a river (river)

(noun)

Accusative, feminine, singular of nadī

nadī - river

वैतरणीम् (vaitaraṇīm) - the river Vaitaraṇī (of the underworld) (Vaitaraṇī (name of the river of the underworld))

(proper noun)

Accusative, feminine, singular of vaitaraṇī

vaitaraṇī - Vaitaraṇī (mythical river of the underworld, separating the living from the dead)

इव (iva) - like (comparing Dvārakā to Vaitaraṇī) (like, as, as if)

(indeclinable)