योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-81, verse-98

शिरोमन्दाश्रितोग्राग्निदग्धस्थाणुवनावनिः ।
कल्पान्तवातव्याधूता वनमालेव नृत्यति ॥ ९८ ॥

śiromandāśritogrāgnidagdhasthāṇuvanāvaniḥ ,
kalpāntavātavyādhūtā vanamāleva nṛtyati 98

98. śiromandāśritogrāgnidagdhasthāṇuvanāvaniḥ
kalpāntavātavyādhūtā vanamālā iva nṛtyati

98. śiromandāśritogrāgnidagdhasthāṇuvanāvaniḥ
kalpāntavātavyādhūtā vanamālā iva nṛtyati

98. The earth, with its forests and pillar-like trees burnt by the fierce fire residing on the orb of his head, dances like a forest garland, shaken by the cosmic wind at the end of a cosmic cycle.

Words meanings summery:

• शिरोमन्दाश्रितोग्राग्निदग्धस्थाणुवनावनिः (śiromandāśritogrāgnidagdhasthāṇuvanāvaniḥ) - the earth with its forests and pillar-like trees (symbolizing creation) burnt by the fierce fire residing on the orb of Shiva's head (the earth with its forests and pillar-like trees burnt by the fierce fire residing on the head)

• कल्पान्तवातव्याधूता (kalpāntavātavyādhūtā) - shaken by the cosmic wind at the end of a cosmic cycle (shaken by the wind at the end of a cosmic cycle)

• वनमाला (vanamālā) - a forest garland (forest garland, garland of wild flowers)

• इव (iva) - like (like, as if, as)

• नृत्यति (nṛtyati) - dances

Words meanings and morphology

शिरोमन्दाश्रितोग्राग्निदग्धस्थाणुवनावनिः (śiromandāśritogrāgnidagdhasthāṇuvanāvaniḥ) - the earth with its forests and pillar-like trees (symbolizing creation) burnt by the fierce fire residing on the orb of Shiva's head (the earth with its forests and pillar-like trees burnt by the fierce fire residing on the head)

(noun)

Nominative, feminine, singular of śiromandāśritogrāgnidagdhasthāṇuvanāvani

śiromandāśritogrāgnidagdhasthāṇuvanāvani - the earth (avani) where forests (vana) and pillar-like trees (sthāṇu) are burnt (dagdha) by the fierce fire (ugrāgni) residing (āśrita) on the head's orb (śiro-maṇḍa)

Feminine nominative singular. Bahuvrīhi compound describing 'avani'.

Compound type : bahuvrīhi (śiras+maṇḍa+āśrita+ugra+agni+dagdha+sthāṇu+vana+avani)

• śiras – head, top
  noun (neuter)
• maṇḍa – orb, circle, sphere
  noun (neuter)
  Often used as 'maṇḍala'.
• āśrita – residing in, dependent on, resorting to
  adjective (past passive participle)
  Past Passive Participle
  From 'ā-śri' (to resort to, depend on).
  Prefix: ā
  Root: śri (class 1)
• ugra – fierce, terrible, mighty
  adjective
• agni – fire
  noun (masculine)
  Root: añj (class 7)
• dagdha – burnt, consumed by fire
  adjective (past passive participle)
  Past Passive Participle
  From root 'dah' (to burn).
  Root: dah (class 1)
• sthāṇu – pillar, trunk of a tree, immoveable object; Shiva
  noun (masculine)
  Root: sthā (class 1)
• vana – forest, wood, grove
  noun (neuter)
• avani – earth, ground
  noun (feminine)
  Root: av (class 1)

Note: Subject of the verb 'nṛtyati'.

कल्पान्तवातव्याधूता (kalpāntavātavyādhūtā) - shaken by the cosmic wind at the end of a cosmic cycle (shaken by the wind at the end of a cosmic cycle)

(adjective)

Nominative, feminine, singular of kalpāntavātavyādhūtā

kalpāntavātavyādhūtā - shaken by the wind at the end of a kalpa

Feminine nominative singular. Tatpuruṣa compound ending with a participle.

Compound type : tatpuruṣa (kalpānta+vāta+vyādhūtā)

• kalpānta – end of a kalpa (cosmic cycle)
  noun (masculine)
  From 'kalpa' (cosmic cycle) + 'anta' (end).
• vāta – wind, air
  noun (masculine)
  From root 'vā' (to blow).
  Root: vā (class 2)
• vyādhūtā – thoroughly shaken, agitated
  adjective (past passive participle)
  Past Passive Participle
  From 'vi-ā-dhū' (to shake violently). Feminine form.
  Prefixes: vi+ā
  Root: dhū (class 5)

Note: Modifies 'avaniḥ' (implied from the long compound).

वनमाला (vanamālā) - a forest garland (forest garland, garland of wild flowers)

(noun)

Nominative, feminine, singular of vanamālā

vanamālā - forest garland, garland of wild flowers

Compound.

Compound type : tatpuruṣa (vana+mālā)

• vana – forest, wood
  noun (neuter)
• mālā – garland, wreath, rosary
  noun (feminine)

Note: Part of the simile.

इव (iva) - like (like, as if, as)

(indeclinable)

Particle of comparison.

नृत्यति (nṛtyati) - dances

(verb)

3rd person , singular, active, present (laṭ) of nṛt

Denominative from 'nṛt' (root for dancing), or root itself.

Root: nṛt (class 4)

Note: Subject is the long compound ending in 'avaniḥ'.