महाभारतः mahābhārataḥ - book-7, chapter-13, verse-14

महारथशतावर्तां भूमिरेणूर्मिमालिनीम् ।
महावीर्यवतां संख्ये सुतरां भीरुदुस्तराम् ॥१४॥

14. mahārathaśatāvartāṁ bhūmireṇūrmimālinīm ,
mahāvīryavatāṁ saṁkhye sutarāṁ bhīrudustarām.

14. mahārathaśatāvartām bhūmireṇūrmimālinīm
mahāvīryavatām saṅkhye sutarām bhīrudustarām

14. mahārathaśatāvartām bhūmireṇūrmimālinīm
mahāvīryavatām saṅkhye sutarām bhīrudustarām

14. It contained hundreds of great warriors (mahāratha) as its whirlpools and was adorned with waves of earth-dust. In this battle (saṅkhye), though formidable even for the very valiant, it was exceedingly difficult for the timid to cross.

Words meanings summery:

• महारथशतावर्ताम् (mahārathaśatāvartām) - describing the battlefield river as having powerful warriors acting as swirling whirlpools (having hundreds of great warriors as whirlpools)

• भूमिरेणूर्मिमालिनीम् (bhūmireṇūrmimālinīm) - describing the battlefield river as being garlanded or adorned with waves of dust from the ground (adorned with waves of earth-dust)

• महावीर्यवताम् (mahāvīryavatām) - pertaining to or for the extremely brave and powerful warriors (of the very valorous ones, for the very powerful)

• सङ्ख्ये (saṅkhye) - referring to the specific battle being described (in battle, in combat)

• सुतराम् (sutarām) - intensifying the difficulty for the fearful (exceedingly, greatly, very much)

• भीरुदुस्तराम् (bhīrudustarām) - describing the battlefield river as exceptionally challenging for cowards to traverse (difficult to cross for the fearful)

Words meanings and morphology

महारथशतावर्ताम् (mahārathaśatāvartām) - describing the battlefield river as having powerful warriors acting as swirling whirlpools (having hundreds of great warriors as whirlpools)

(adjective)

Accusative, feminine, singular of mahārathaśatāvartā

mahārathaśatāvartā - having hundreds of great warriors as whirlpools

Compound type : bahuvrīhi (mahāratha+śata+āvarta)

• mahāratha – great warrior, mighty charioteer
  noun (masculine)
• śata – hundred
  noun (neuter)
• āvarta – whirlpool, eddy; turn, revolution
  noun (masculine)
  From prefix ā- and root √vṛt (to turn).
  Prefix: ā
  Root: vṛt (class 1)

Note: Compound describing the battlefield river as having great warriors resembling whirlpools.

भूमिरेणूर्मिमालिनीम् (bhūmireṇūrmimālinīm) - describing the battlefield river as being garlanded or adorned with waves of dust from the ground (adorned with waves of earth-dust)

(adjective)

Accusative, feminine, singular of bhūmireṇūrmimālinī

bhūmireṇūrmimālinī - adorned with waves of earth-dust

Compound type : bahuvrīhi (bhūmi+reṇu+ūrmi+mālinī)

• bhūmi – earth, ground, land
  noun (feminine)
• reṇu – dust, sand, pollen
  noun (masculine)
• ūrmi – wave, billow; stream
  noun (masculine)
• mālinī – garlanded, adorned with garlands; a female gardener
  adjective (feminine)
  Feminine of mālin.

Note: Compound describing the battlefield river as having waves of earth-dust.

महावीर्यवताम् (mahāvīryavatām) - pertaining to or for the extremely brave and powerful warriors (of the very valorous ones, for the very powerful)

(adjective)

Genitive, masculine, plural of mahāvīryavat

mahāvīryavat - very valorous, mighty, greatly powerful

Suffixed with -vat (possessive suffix) to mahāvīrya (great prowess).

Compound type : tatpuruṣa (mahā+vīrya)

• mahā – great, large, mighty
  adjective
• vīrya – valor, prowess, heroism, strength
  noun (neuter)

Note: Refers to the great warriors whose valor is being contrasted or considered.

सङ्ख्ये (saṅkhye) - referring to the specific battle being described (in battle, in combat)

(noun)

Locative, neuter, singular of saṅkhya

saṅkhya - battle, combat, war

सुतराम् (sutarām) - intensifying the difficulty for the fearful (exceedingly, greatly, very much)

(indeclinable)

भीरुदुस्तराम् (bhīrudustarām) - describing the battlefield river as exceptionally challenging for cowards to traverse (difficult to cross for the fearful)

(adjective)

Accusative, feminine, singular of bhīrudustarā

bhīrudustarā - difficult to cross for the fearful

Compound type : tatpuruṣa (bhīru+dustarā)

• bhīru – fearful, timid, cowardly
  adjective (masculine)
  Root: bhī (class 3)
• dustarā – difficult to cross, impassable
  adjective (feminine)
  Gerundive
  From prefix dur- and root √tṛ (to cross).
  Prefix: dur
  Root: tṛ (class 1)

Note: Compound describing the battlefield river as exceedingly difficult to cross for the fearful.