योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-39, verse-13

सर्वाङ्गास्थिस्फुटास्फोटस्फुटच्चितिचयोन्मुखम् ।
वेतालललनारब्धजललीलातिरोहितम् ॥ १३ ॥

sarvāṅgāsthisphuṭāsphoṭasphuṭacciticayonmukham ,
vetālalalanārabdhajalalīlātirohitam 13

13. sarvāṅgāsthisphuṭāsphoṭasphuṭacciticayonmukham
vetālalalanārabdhajalalīlātirohitam

13. sarvāṅgāsthisphuṭāsphoṭasphuṭacciticayonmukham
vetālalalanārabdhajalalīlātirohitam

13. (The battlefield was also) characterized by heaps of pyres bursting open with the loud cracking of bones from all limbs. It was also obscured by water sports initiated by female vetālas (ghosts/demons).

Words meanings summery:

• सर्वाङ्गास्थिस्फुटास्फोटस्फुटच्चितिचयोन्मुखम् (sarvāṅgāsthisphuṭāsphoṭasphuṭacciticayonmukham) - facing heaps of pyres bursting open with the loud cracking of bones from all limbs

• वेतालललनारब्धजललीलातिरोहितम् (vetālalalanārabdhajalalīlātirohitam) - concealed by water sports initiated by female vetālas (ghosts/demons)

Words meanings and morphology

सर्वाङ्गास्थिस्फुटास्फोटस्फुटच्चितिचयोन्मुखम् (sarvāṅgāsthisphuṭāsphoṭasphuṭacciticayonmukham) - facing heaps of pyres bursting open with the loud cracking of bones from all limbs

(adjective)

Nominative, neuter, singular of sarvāṅgāsthisphuṭāsphoṭasphuṭacciticayonmukha

sarvāṅgāsthisphuṭāsphoṭasphuṭacciticayonmukha - facing heaps of pyres bursting open with the loud cracking of bones from all limbs

Compound adjective describing the battlefield.

Compound type : bahuvrīhi (sarva+aṅga+asthi+sphuṭa+āsphoṭa+sphuṭat+citi+caya+unmukha)

• sarva – all, every
  pronoun/adjective
• aṅga – limb, body part
  noun (neuter)
• asthi – bone
  noun (neuter)
• sphuṭa – cracked, split, clear, loud
  adjective
  Past Passive Participle
  From root 'sphuṭ' (to burst, split).
  Root: sphuṭ (class 1)
• āsphoṭa – cracking sound, breaking, striking
  noun (masculine)
  From 'ā-sphuṭ'.
  Prefix: ā
  Root: sphuṭ (class 1)
• sphuṭat – bursting, cracking (present participle)
  adjective
  Present Active Participle
  From root 'sphuṭ' (to burst, split).
  Root: sphuṭ (class 1)
• citi – pile, heap, funeral pile
  noun (feminine)
  Root: ci (class 5)
• caya – heap, pile, collection
  noun (masculine)
  Root: ci (class 5)
• unmukha – facing, directed towards, eager
  adjective
  From 'ud' + 'mukha' (face).
  Prefix: ud

Note: Modifies the implied 'raṇāṅgaṇam'.

वेतालललनारब्धजललीलातिरोहितम् (vetālalalanārabdhajalalīlātirohitam) - concealed by water sports initiated by female vetālas (ghosts/demons)

(adjective)

Nominative, neuter, singular of vetālalalanārabdhajalalīlātirohita

vetālalalanārabdhajalalīlātirohita - concealed by water sports initiated by female vetālas (ghosts/demons)

Compound adjective describing the battlefield.

Compound type : bahuvrīhi (vetāla+lalanā+ārabdha+jala+līlā+tirohita)

• vetāla – a ghost, demon, vampire
  noun (masculine)
• lalanā – woman, female
  noun (feminine)
• ārabdha – commenced, begun, undertaken
  adjective
  Past Passive Participle
  From 'ā-rabh' (to begin).
  Prefix: ā
  Root: rabh (class 1)
• jala – water
  noun (neuter)
• līlā – play, sport, amusement
  noun (feminine)
• tirohita – hidden, concealed, disappeared
  adjective
  Past Passive Participle
  From 'tiras-dhā' (to hide).
  Prefix: tiras
  Root: dhā (class 3)

Note: Modifies the implied 'raṇāṅgaṇam'.