योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-75, verse-27

ताण्डवायेव कल्पाग्निस्तरलोल्मुकमाल्यवान् ।
तारं पटपटाटोपी रटद्भट इवोद्भटः ॥ २७ ॥

tāṇḍavāyeva kalpāgnistaralolmukamālyavān ,
tāraṃ paṭapaṭāṭopī raṭadbhaṭa ivodbhaṭaḥ 27

27. tāṇḍavāya iva kalpāgniḥ taralolmukamālyavān
tāram paṭapaṭāṭopī raṭadbhaṭaḥ iva udbhaṭaḥ

27. kalpāgniḥ taralolmukamālyavān tāṇḍavāya iva
udbhaṭaḥ tāram paṭapaṭāṭopī raṭadbhaṭaḥ iva

27. He appeared like the fire of cosmic dissolution (kalpāgni), adorned with a garland of trembling firebrands, as if prepared for a cosmic dance (tāṇḍava). He was a mighty one, making a loud crackling sound like a roaring warrior.

Words meanings summery:

• ताण्डवाय (tāṇḍavāya) - for the cosmic dance

• इव (iva) - as if, like

• कल्पाग्निः (kalpāgniḥ) - The destructive fire that consumes the universe at the end of a cosmic cycle (kalpa). (the fire of cosmic dissolution)

• तरलोल्मुकमाल्यवान् (taralolmukamālyavān) - garlanded with trembling firebrands

• तारम् (tāram) - loudly, in a high pitch

• पटपटाटोपी (paṭapaṭāṭopī) - making a loud crackling sound

• रटद्भटः (raṭadbhaṭaḥ) - roaring warrior

• इव (iva) - as if, like

• उद्भटः (udbhaṭaḥ) - mighty, fierce, prominent, powerful

Words meanings and morphology

ताण्डवाय (tāṇḍavāya) - for the cosmic dance

(noun)

Dative, neuter, singular of tāṇḍava

tāṇḍava - a fierce, vigorous, cosmic dance, especially of Shiva (Śiva)

Derived from Tandu, an attendant of Śiva, who taught this dance.

Note: Indicates purpose: 'for the purpose of the tāṇḍava'.

इव (iva) - as if, like

(indeclinable)

कल्पाग्निः (kalpāgniḥ) - The destructive fire that consumes the universe at the end of a cosmic cycle (kalpa). (the fire of cosmic dissolution)

(noun)

Nominative, masculine, singular of kalpāgni

kalpāgni - the fire of cosmic destruction, fire at the end of a world-period (kalpa)

Tatpuruṣa compound of kalpa (cosmic age) and agni (fire).

Compound type : Tatpuruṣa (kalpa+agni)

• kalpa – a cosmic age, an aeon, a day of Brahmā
  noun (masculine)
• agni – fire, deity of fire
  noun (masculine)

तरलोल्मुकमाल्यवान् (taralolmukamālyavān) - garlanded with trembling firebrands

(adjective)

Nominative, masculine, singular of taralolmukamālyavat

taralolmukamālyavat - one possessing a garland of trembling (tarala) firebrands (ulmuka)

Bahuvrīhi compound, with suffix -vat meaning 'possessing'.

Compound type : Bahuvrīhi (tarala+ulmuka+mālyavat)

• tarala – trembling, unsteady, quivering, restless
  adjective
• ulmuka – firebrand, flaming torch, meteor
  noun (neuter)
• mālyavat – garlanded, having a garland, adorned with flowers
  adjective (masculine)
  Derived from mālya (garland) with possessive suffix -vat.

Note: This adjective agrees with the implied subject and kalpāgniḥ.

तारम् (tāram) - loudly, in a high pitch

(indeclinable)

Note: Functions as an adverb.

पटपटाटोपी (paṭapaṭāṭopī) - making a loud crackling sound

(adjective)

Nominative, masculine, singular of paṭapaṭāṭopin

paṭapaṭāṭopin - making a crackling sound, rustling, noisy

Compound of onomatopoeic paṭapaṭa and āṭopa (noise/pomp), with suffix -in (possessive).

Compound type : Bahuvrīhi (paṭapaṭa+āṭopa+in)

• paṭapaṭa – onomatopoeic sound of crackling, rustling, spluttering
  indeclinable
  Imitative sound.
• āṭopa – pomp, display, show, noise, roar
  noun (masculine)
  Derived from root tup with prefix ā.
  Prefix: ā
  Root: tup (class 1)
• in – possessing, having
  suffix
  Possessive suffix (matup/in).

रटद्भटः (raṭadbhaṭaḥ) - roaring warrior

(noun)

Nominative, masculine, singular of raṭadbhaṭa

raṭadbhaṭa - a roaring warrior, a shouting soldier

Tatpuruṣa compound of raṭat (roaring) and bhaṭa (warrior).

Compound type : Tatpuruṣa (raṭat+bhaṭa)

• raṭat – roaring, shouting, screaming
  adjective
  Present Active Participle
  Present active participle of root raṭ (to roar, cry).
  Root: raṭ (class 1)
• bhaṭa – warrior, soldier, hero
  noun (masculine)

Note: Used as a comparison.

इव (iva) - as if, like

(indeclinable)

उद्भटः (udbhaṭaḥ) - mighty, fierce, prominent, powerful

(adjective)

Nominative, masculine, singular of udbhaṭa

udbhaṭa - mighty, fierce, prominent, violent, excellent, strong

From prefix ut + bhaṭa (as a verb root meaning to shine, or a nominal root).

Note: This word acts as the main predicate adjective for the implied subject.