योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-38, verse-18

शवसन्ततिसंपूर्णं वहद्रक्तनदाकुलम् ।
परिकूजनझङ्कारपूर्णझिल्लिवनोपमम् ॥ १८ ॥

śavasantatisaṃpūrṇaṃ vahadraktanadākulam ,
parikūjanajhaṅkārapūrṇajhillivanopamam 18

18. śavasantatisaṃpūrṇam vahadraktanadākulam
parikūjanajhaṅkārapūrṇajhillivanopamam

18. śavasantatisaṃpūrṇam vahadraktanadākulam
parikūjanajhaṅkārapūrṇajhillivanopamam

18. (The battlefield was) completely filled with continuous rows of corpses, agitated by rivers of flowing blood, and resembled a forest full of chirping and buzzing cicadas.

Words meanings summery:

• शवसन्ततिसंपूर्णम् (śavasantatisaṁpūrṇam) - (the battlefield) completely filled with continuous lines of corpses (completely filled with rows of corpses)

• वहद्रक्तनदाकुलम् (vahadraktanadākulam) - (the battlefield) agitated and disordered by rivers of flowing blood (agitated by/filled with flowing rivers of blood)

• परिकूजनझङ्कारपूर्णझिल्लिवनोपमम् (parikūjanajhaṅkārapūrṇajhillivanopamam) - (the battlefield) like a forest filled with the chirping and buzzing sounds of cicadas (resembling a forest full of chirping and buzzing cicadas)

Words meanings and morphology

शवसन्ततिसंपूर्णम् (śavasantatisaṁpūrṇam) - (the battlefield) completely filled with continuous lines of corpses (completely filled with rows of corpses)

(adjective)

Nominative, neuter, singular of śavasantatisaṃpūrṇa

śavasantatisaṁpūrṇa - full of continuous rows of dead bodies

Compound type : tatpuruṣa (śava+santati+saṃpūrṇa)

• śava – corpse, dead body
  noun (masculine)
  Root: śū
• santati – continuity, succession, row, offspring
  noun (feminine)
  From root tan (to stretch) with prefix sam.
  Prefix: sam
  Root: tan (class 8)
• saṃpūrṇa – complete, full, filled
  adjective (masculine)
  Past Passive Participle
  From root pṛ (to fill) with prefix sam.
  Prefix: sam
  Root: pṛ (class 3)

Note: Adjective modifying implied raṇāṅgaṇam.

वहद्रक्तनदाकुलम् (vahadraktanadākulam) - (the battlefield) agitated and disordered by rivers of flowing blood (agitated by/filled with flowing rivers of blood)

(adjective)

Nominative, neuter, singular of vahadraktanadākula

vahadraktanadākula - agitated by streams of flowing blood

Compound type : bahuvrīhi (vahat+rakta+nada+ākula)

• vahat – flowing, carrying
  participle (masculine)
  Present Active Participle
  From root vah (to flow, carry).
  Root: vah (class 1)
• rakta – blood, red
  noun (neuter)
  Root: rañj (class 1)
• nada – river, stream
  noun (masculine)
  Root: nad (class 1)
• ākula – agitated, confused, disordered, filled with
  adjective (masculine)
  From ā-kul (to be agitated).
  Prefix: ā
  Root: kul (class 10)

Note: Adjective modifying implied raṇāṅgaṇam.

परिकूजनझङ्कारपूर्णझिल्लिवनोपमम् (parikūjanajhaṅkārapūrṇajhillivanopamam) - (the battlefield) like a forest filled with the chirping and buzzing sounds of cicadas (resembling a forest full of chirping and buzzing cicadas)

(adjective)

Nominative, neuter, singular of parikūjanajhaṅkārapūrṇajhillivanopama

parikūjanajhaṅkārapūrṇajhillivanopama - resembling a cicada-forest full of chirping and buzzing sounds

Compound type : bahuvrīhi (parikūjana+jhaṅkāra+pūrṇa+jhilli+vana+upama)

• parikūjana – chirping, warbling, lamenting all around
  noun (neuter)
  From root kūj (to make any inarticulate sound) with prefix pari.
  Prefix: pari
  Root: kūj (class 1)
• jhaṅkāra – buzzing, humming (sound of insects)
  noun (masculine)
  Onomatopoeic.
• pūrṇa – full, complete, filled
  adjective (masculine)
  Past Passive Participle
  From root pṛ (to fill).
  Root: pṛ (class 3)
• jhilli – cicada, cricket
  noun (feminine)
• vana – forest, wood, grove
  noun (neuter)
• upama – like, similar, resembling
  adjective (masculine)

Note: Adjective modifying implied raṇāṅgaṇam.