महाभारतः mahābhārataḥ - book-7, chapter-20, verse-32

कवचोर्मिध्वजावर्तां मर्त्यकूलापहारिणीम् ।
गजवाजिमहाग्राहामसिमीनां दुरासदाम् ॥३२॥

32. kavacormidhvajāvartāṁ martyakūlāpahāriṇīm ,
gajavājimahāgrāhāmasimīnāṁ durāsadām.

32. kavacorimdhavajāvārtām martyakūlāpahāriṇīm
gajavājimahāgrāhām asimīnām durāsadām

32. kavacorimdhavajāvārtām martyakūlāpahāriṇīm
gajavājimahāgrāhām asimīnām durāsadām

32. This (army is like a river) with armor as its waves and banners as its whirlpools, carrying away the stability of mortals. It has elephants and horses as great crocodiles, and swords as fish, making it difficult to approach.

Words meanings summery:

• कवचोरिम्धवजावार्ताम् (kavacorimdhavajāvārtām) - having armor as waves and banners as whirlpools (like a river)

• मर्त्यकूलापहारिणीम् (martyakūlāpahāriṇīm) - destroying the lives or stability of mortals/soldiers (carrying away the banks/stability of mortals)

• गजवाजिमहाग्राहाम् (gajavājimahāgrāhām) - having elephants and horses as great crocodiles

• असिमीनाम् (asimīnām) - having swords as fish

• दुरासदाम् (durāsadām) - difficult to approach, impassable, formidable

Words meanings and morphology

कवचोरिम्धवजावार्ताम् (kavacorimdhavajāvārtām) - having armor as waves and banners as whirlpools (like a river)

(adjective)

Accusative, feminine, singular of kavacorimdhavajāvārta

kavacorimdhavajāvārta - having armor as waves and banners as whirlpools

Bahuvrihi compound: 'that which has armor (kavaca) as waves (ūrmi) and banners (dhvaja) as whirlpools (āvarta)'

Compound type : bahuvrihi (kavaca+ūrmi+dhvaja+āvarta)

• kavaca – armor, cuirass, coat of mail
  noun (masculine)
• ūrmi – wave, billow, surge
  noun (masculine)
• dhvaja – banner, flag, standard
  noun (masculine)
• āvarta – whirlpool, eddy, convolution
  noun (masculine)
  Prefix: ā
  Root: vṛt (class 1)

मर्त्यकूलापहारिणीम् (martyakūlāpahāriṇīm) - destroying the lives or stability of mortals/soldiers (carrying away the banks/stability of mortals)

(adjective)

Accusative, feminine, singular of martyakūlāpahāriṇī

martyakūlāpahāriṇī - that which carries away the banks/stability of mortals

Agent Noun (ṇin suffix) in a compound

Compound (Tatpurusha) of martya, kūla, and apahāriṇī (derived from apa-hṛ with ṇin suffix). Martya-kūla here implies the 'banks of mortal life' or stability.

Compound type : tatpurusha (martya+kūla+apahāriṇī)

• martya – mortal, human being
  noun (masculine)
• kūla – bank, shore, margin, edge
  noun (neuter)
• apahāriṇī – carrying away, destroying, stealing
  adjective (feminine)
  Agent Noun (ṇin suffix)
  Derived from root hṛ (to carry) with upasarga apa-, forming the agent noun apahārin, then feminine apahāriṇī.
  Prefix: apa
  Root: hṛ (class 1)

गजवाजिमहाग्राहाम् (gajavājimahāgrāhām) - having elephants and horses as great crocodiles

(adjective)

Accusative, feminine, singular of gajavājimahāgrāha

gajavājimahāgrāha - having elephants and horses as great crocodiles

Bahuvrihi compound: 'that which has elephants (gaja) and horses (vājin) as great crocodiles (mahāgrāha)'

Compound type : bahuvrihi (gaja+vājin+mahāgrāha)

• gaja – elephant
  noun (masculine)
• vājin – horse, swift
  noun (masculine)
• mahāgrāha – great crocodile, large aquatic animal (like a shark or crocodile)
  noun (masculine)
  Karmadhāraya or Tatpurusha compound: 'great (mahā) aquatic animal (grāha)'

असिमीनाम् (asimīnām) - having swords as fish

(adjective)

Accusative, feminine, singular of asimīna

asimīna - having swords as fish

Bahuvrihi compound: 'that which has swords (asi) as fish (mīna)'

Compound type : bahuvrihi (asi+mīna)

• asi – sword, knife
  noun (masculine)
• mīna – fish
  noun (masculine)

दुरासदाम् (durāsadām) - difficult to approach, impassable, formidable

(adjective)

Accusative, feminine, singular of durāsada

durāsada - difficult to approach, impassable, formidable

Prādi compound: 'difficult (dur) to be approached (āsada)'

Compound type : praadi (dur+āsada)

• dur – difficult, bad, hard
  indeclinable
• āsada – approachable, attainable, easy to get at
  adjective (masculine)
  Derived from root sad (to sit) with upasarga ā- (ā-sad + ghañ suffix)
  Prefix: ā
  Root: sad (class 1)