योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-140, verse-56

यावत्तत्र युगस्यान्तः संप्रवृत्तोऽतिदारुणः ।
भुवनं तद्विपर्यासमागतं सह संस्थया ॥ ५६ ॥

yāvattatra yugasyāntaḥ saṃpravṛtto'tidāruṇaḥ ,
bhuvanaṃ tadviparyāsamāgataṃ saha saṃsthayā 56

56. yāvat tatra yugasya antaḥ saṃpravṛttaḥ atidāruṇaḥ
bhuvanaṃ tat viparyāsam āgataṃ saha saṃsthayā

56. yāvat tatra atidāruṇaḥ yugasya antaḥ saṃpravṛttaḥ,
tat bhuvanaṃ saṃsthayā saha viparyāsam āgataṃ.

56. While an extremely dreadful end of the age (yuga) had commenced there, that world, along with its entire structure, underwent a complete transformation.

Words meanings summery:

• यावत् (yāvat) - while (as long as, as far as, meanwhile)

• तत्र (tatra) - there (there, then, in that place)

• युगस्य (yugasya) - of the age (yuga) (of the age, of the yuga)

• अन्तः (antaḥ) - end (end, boundary, limit, interior)

• संप्रवृत्तः (saṁpravṛttaḥ) - had commenced (having commenced, having started, having occurred)

• अतिदारुणः (atidāruṇaḥ) - extremely dreadful (extremely terrible, very dreadful, exceedingly fierce)

• भुवनं (bhuvanaṁ) - world (world, universe, existence)

• तत् (tat) - that

• विपर्यासम् (viparyāsam) - a complete transformation (reversal, inversion, contrary state)

• आगतं (āgataṁ) - underwent (a transformation), had come (to a state) (having come, arrived, obtained)

• सह (saha) - along with (with, accompanied by)

• संस्थया (saṁsthayā) - with its entire structure (with the structure, with the arrangement, with the institution)

Words meanings and morphology

यावत् (yāvat) - while (as long as, as far as, meanwhile)

(indeclinable)

तत्र (tatra) - there (there, then, in that place)

(indeclinable)

Derived from 'tat' (that) + 'tra' (suffix for location).

युगस्य (yugasya) - of the age (yuga) (of the age, of the yuga)

(noun)

Genitive, neuter, singular of yuga

yuga - age, epoch, period of time, yoke, pair

Root: yuj (class 7)

अन्तः (antaḥ) - end (end, boundary, limit, interior)

(noun)

Nominative, masculine, singular of anta

anta - end, limit, boundary, edge, interior

संप्रवृत्तः (saṁpravṛttaḥ) - had commenced (having commenced, having started, having occurred)

(adjective)

Nominative, masculine, singular of saṃpravṛtta

saṁpravṛtta - commenced, started, occurred, happened

Past Passive Participle

Derived from root 'vṛt' (to turn, exist) with upasargas 'sam' and 'pra'.

Prefixes: sam+pra

Root: vṛt (class 1)

अतिदारुणः (atidāruṇaḥ) - extremely dreadful (extremely terrible, very dreadful, exceedingly fierce)

(adjective)

Nominative, masculine, singular of atidāruṇa

atidāruṇa - extremely terrible, very dreadful, exceedingly fierce, formidable

Compound of 'ati' (very, exceedingly) and 'dāruṇa' (terrible).

Compound type : karmadhāraya (ati+dāruṇa)

• ati – over, beyond, exceeding, excessively
  indeclinable
  Prefix indicating excess or intensity.
• dāruṇa – terrible, dreadful, fierce, cruel
  adjective (masculine)

Note: Qualifies 'antaḥ'.

भुवनं (bhuvanaṁ) - world (world, universe, existence)

(noun)

Nominative, neuter, singular of bhuvana

bhuvana - world, universe, being, creature, dwelling place

Derived from root 'bhū' (to be, to exist).

Root: bhū (class 1)

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Demonstrative pronoun.

विपर्यासम् (viparyāsam) - a complete transformation (reversal, inversion, contrary state)

(noun)

Accusative, masculine, singular of viparyāsa

viparyāsa - reversal, inversion, mistake, contrary state, confusion

From 'vi' + 'pari' + 'as' (to throw).

Prefixes: vi+pari

Root: as (class 4)

Note: Functions as the object of 'āgataṃ' (to have arrived at a state).

आगतं (āgataṁ) - underwent (a transformation), had come (to a state) (having come, arrived, obtained)

(adjective)

Nominative, neuter, singular of āgata

āgata - arrived, come, obtained, approached

Past Passive Participle

Derived from root 'gam' (to go) with upasarga 'ā'.

Prefix: ā

Root: gam (class 1)

सह (saha) - along with (with, accompanied by)

(indeclinable)

Preposition governing instrumental case.

संस्थया (saṁsthayā) - with its entire structure (with the structure, with the arrangement, with the institution)

(noun)

Instrumental, feminine, singular of saṃsthā

saṁsthā - arrangement, structure, institution, system, state, condition

From 'sam' + 'sthā' (to stand, to remain).

Prefix: sam

Root: sthā (class 1)