महाभारतः mahābhārataḥ - book-4, chapter-57, verse-17

प्रावर्तयन्नदीं घोरां शोणितौघतरङ्गिणीम् ।
अस्थिशैवलसंबाधां युगान्ते कालनिर्मिताम् ॥१७॥

17. prāvartayannadīṁ ghorāṁ śoṇitaughataraṅgiṇīm ,
asthiśaivalasaṁbādhāṁ yugānte kālanirmitām.

17. prāvartayan nadīm ghorām śoṇitaughataraṅgiṇīm
asthiśaivalasaṃbādhām yuga ante kālanirmitām

17. He caused a dreadful river to flow, its waves being torrents of blood, and its flow obstructed by moss-like bones, resembling one created by Time (Kāla) at the dissolution of an eon (yuga).

Words meanings summery:

• प्रावर्तयन् (prāvartayan) - he (Arjuna) caused to flow (caused to flow, set in motion)

• नदीम् (nadīm) - river

• घोराम् (ghorām) - dreadful, terrible, fierce

• शोणितौघतरङ्गिणीम् (śoṇitaughataraṅgiṇīm) - having waves of torrents of blood

• अस्थिशैवलसंबाधाम् (asthiśaivalasaṁbādhām) - obstructed/filled with moss of bones

• युग (yuga) - eon, age, epoch

• अन्ते (ante) - at the end

• कालनिर्मिताम् (kālanirmitām) - created by time/fate

Words meanings and morphology

प्रावर्तयन् (prāvartayan) - he (Arjuna) caused to flow (caused to flow, set in motion)

(verb)

3rd person , plural, active (causative), imperfect (laṅ) of pra-vṛt

Prefix: pra

Root: vṛt (class 1)

Note: Grammatically 3rd person plural, but in context with the next verse (58104) where Arjuna is the singular subject, it is often interpreted as referring to Arjuna's action, perhaps as a poetic license for 'prāvartayat' (singular) or generalizing his impact.

नदीम् (nadīm) - river

(noun)

Accusative, feminine, singular of nadī

nadī - a river

Note: Object of 'prāvartayan'.

घोराम् (ghorām) - dreadful, terrible, fierce

(adjective)

Accusative, feminine, singular of ghora

ghora - dreadful, terrible, fierce, awful

Note: Modifies 'nadīm'.

शोणितौघतरङ्गिणीम् (śoṇitaughataraṅgiṇīm) - having waves of torrents of blood

(adjective)

Accusative, feminine, singular of śoṇitaughataraṅgiṇī

śoṇitaughataraṅgiṇī - having waves of torrents of blood

Compound type : bahuvrihi (śoṇita+ogha+taraṅgiṇī)

• śoṇita – blood, red
  noun (neuter)
• ogha – flood, torrent, multitude
  noun (masculine)
• taraṅgiṇī – a river, having waves
  adjective (feminine)
  Derived from 'taraṅga' (wave).

Note: Modifies 'nadīm'.

अस्थिशैवलसंबाधाम् (asthiśaivalasaṁbādhām) - obstructed/filled with moss of bones

(adjective)

Accusative, feminine, singular of asthiśaivalasaṃbādhā

asthiśaivalasaṁbādhā - filled or obstructed by moss-like bones

Compound type : tatpuruṣa (asthi+śaivala+saṃbādha)

• asthi – bone
  noun (neuter)
• śaivala – moss, algae, water-plant
  noun (masculine)
• saṃbādha – obstructed, crowded, filled with
  adjective (masculine)
  Prefix: sam
  Root: badh (class 1)

Note: Modifies 'nadīm'.

युग (yuga) - eon, age, epoch

(noun)

neuter, singular of yuga

yuga - an eon, age, epoch; a yoke; a pair

Root: yuj (class 7)

Note: Part of the compound 'yugānte' (locative).

अन्ते (ante) - at the end

(noun)

Locative, masculine, singular of anta

anta - end, boundary, limit

Note: Forms 'yugānte' with 'yuga' through external sandhi.

कालनिर्मिताम् (kālanirmitām) - created by time/fate

(adjective)

Accusative, feminine, singular of kālanirmitā

kālanirmitā - created or fashioned by time (Kāla)

Compound type : tatpuruṣa (kāla+nirmitā)

• kāla – time, destiny, death
  noun (masculine)
• nirmitā – created, made, fashioned
  adjective (feminine)
  Past Passive Participle
  Derived from root 'mā' with prefix 'nir-' and past passive participle suffix 'ta'.
  Prefix: nir
  Root: mā (class 3)

Note: Modifies 'nadīm'.