योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-28, verse-15

गरुडगुडगुडाकुलान्तरिक्षप्रविसृतहेतिहुताशपर्वतौघैः ।
जगदभवदसह्यकल्पकाले ज्वलितसुरालयभूतलान्तरालम् ॥ १५ ॥

garuḍaguḍaguḍākulāntarikṣapravisṛtahetihutāśaparvataughaiḥ ,
jagadabhavadasahyakalpakāle jvalitasurālayabhūtalāntarālam 15

15. garuḍa-guḍaguḍā-ākula-antarikṣa-pravasṛta-heti-huta-āśa-parvata-aughaiḥ
jagat abhavat asahya-kalpa-kāle
jvalita-sura-ālaya-bhūtala-antarālam

15. jagat
garuḍa-guḍaguḍā-ākula-antarikṣa-pravasṛta-heti-huta-āśa-parvata-aughaiḥ
asahya-kalpa-kāle
jvalita-sura-ālaya-bhūtala-antarālam abhavat

15. The world transformed into an unbearable time of cosmic dissolution (kalpa), as the space between the abodes of the gods and the surface of the earth blazed brightly, ignited by the multitudes of weapons, fires, and mountains that spread throughout the sky, agitated by the rumbling (guḍaguḍā) of Garuḍas.

Words meanings summery:

• गरुड-गुडगुडा-आकुल-अन्तरिक्ष-प्रवसृत-हेति-हुत-आश-पर्वत-औघैः (garuḍa-guḍaguḍā-ākula-antarikṣa-pravasṛta-heti-huta-āśa-parvata-aughaiḥ) - by the floods/masses of mountains, fires, and weapons that spread forth through the sky agitated by the rumbling of Garuḍas

• जगत् (jagat) - the world, universe

• अभवत् (abhavat) - became, was

• असह्य-कल्प-काले (asahya-kalpa-kāle) - in a time resembling an unbearable kalpa (cosmic age of dissolution)

• ज्वलित-सुर-आलय-भूतल-अन्तरालम् (jvalita-sura-ālaya-bhūtala-antarālam) - having the space between the abodes of gods and the earth blazing

Words meanings and morphology

गरुड-गुडगुडा-आकुल-अन्तरिक्ष-प्रवसृत-हेति-हुत-आश-पर्वत-औघैः (garuḍa-guḍaguḍā-ākula-antarikṣa-pravasṛta-heti-huta-āśa-parvata-aughaiḥ) - by the floods/masses of mountains, fires, and weapons that spread forth through the sky agitated by the rumbling of Garuḍas

(noun)

Instrumental, masculine, plural of garuḍa-guḍaguḍā-ākula-antarikṣa-pravasṛta-heti-huta-āśa-parvata-augha

garuḍa-guḍaguḍā-ākula-antarikṣa-pravasṛta-heti-huta-āśa-parvata-augha - multitude of mountains, fires, and weapons spread forth through the sky agitated by the rumbling of Garuḍas

Compound type : tatpurusha (garuḍa+guḍaguḍā+ākula+antarikṣa+pravasṛta+heti+huta-āśa+parvata+augha)

• garuḍa – Garuḍa (mythical bird)
  proper noun (masculine)
• guḍaguḍā – rumbling, gurgling sound (onomatopoeic)
  noun (feminine)
• ākula – agitated, confused, filled with, bewildered
  adjective
  Prefix: ā
  Root: kul (class 1)
• antarikṣa – sky, atmosphere, space
  noun (neuter)
• pravasṛta – spread forth, extended, diffused
  adjective
  Past Passive Participle
  Derived from root sṛ with pra-vi- prefixes.
  Prefixes: pra+vi
  Root: sṛ (class 1)
• heti – weapon, missile, flame, ray
  noun (feminine)
  From root hi (to send, cast).
  Root: hi (class 5)
• huta-āśa – fire (lit. 'eater of oblations')
  noun (masculine)
  Compound of huta (offered) + āśa (eater).
  Root: aś (class 5)
• parvata – mountain
  noun (masculine)
• augha – flood, multitude, mass, heap
  noun (masculine)

जगत् (jagat) - the world, universe

(noun)

Nominative, neuter, singular of jagat

jagat - moving, living, the world, universe

Present Active Participle (used as noun)

Derived from root gam with reduplication.

Root: gam (class 1)

अभवत् (abhavat) - became, was

(verb)

3rd person , singular, active, past imperfect (laṅ) of bhū

Imperfect

3rd person singular, imperfect active.

Root: bhū (class 1)

असह्य-कल्प-काले (asahya-kalpa-kāle) - in a time resembling an unbearable kalpa (cosmic age of dissolution)

(noun)

Locative, masculine, singular of asahya-kalpa-kāla

asahya-kalpa-kāla - time of unbearable cosmic dissolution (kalpa)

Compound type : tatpurusha (asahya+kalpa+kāla)

• asahya – unbearable, intolerable, difficult to endure
  adjective
  Gerundive/Future Passive Participle
  Derived from root sah with a- prefix and ya suffix.
  Prefix: a
  Root: sah (class 1)
• kalpa – a cosmic aeon, a period of creation or dissolution (kalpa)
  noun (masculine)
  Root: kḷp (class 1)
• kāla – time, season, period
  noun (masculine)

ज्वलित-सुर-आलय-भूतल-अन्तरालम् (jvalita-sura-ālaya-bhūtala-antarālam) - having the space between the abodes of gods and the earth blazing

(adjective)

Nominative, neuter, singular of jvalita-sura-ālaya-bhūtala-antarāla

jvalita-sura-ālaya-bhūtala-antarāla - (an entity) whose intermediate space between the abodes of gods and earth's surface is blazing

Compound type : bahuvrihi (jvalita+sura-ālaya+bhū-tala+antarāla)

• jvalita – blazing, burning, ignited
  adjective
  Past Passive Participle
  Derived from root jval.
  Root: jval (class 1)
• sura-ālaya – abode of gods, heaven
  noun (masculine)
• bhū-tala – earth's surface, ground
  noun (neuter)
• antarāla – intermediate space, interval, middle region
  noun (neuter)

Note: Predicate adjective for jagat.