योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-77, verse-43

भूमण्डलबृहत्खण्डैर्भ्रष्टैः सद्वीपसागरैः ।
पूर्णसप्तमपातालं लुठत्पातालमण्डलैः ॥ ४३ ॥

bhūmaṇḍalabṛhatkhaṇḍairbhraṣṭaiḥ sadvīpasāgaraiḥ ,
pūrṇasaptamapātālaṃ luṭhatpātālamaṇḍalaiḥ 43

43. bhūmaṇḍalabṛhatkhaṇḍaiḥ bhraṣṭaiḥ sadvīpasāgaraiḥ
pūrṇasaptamapātālam luṭhatpātālamaṇḍalaiḥ

43. bhraṣṭaiḥ sadvīpasāgaraiḥ bhūmaṇḍalabṛhatkhaṇḍaiḥ
luṭhatpātālamaṇḍalaiḥ (tat) pūrṇasaptamapātālam

43. The seventh netherworld is completely filled by large, fallen fragments of the earth-sphere, along with their islands and oceans, and by rolling netherworld-regions.

Words meanings summery:

• भूमण्डलबृहत्खण्डैः (bhūmaṇḍalabṛhatkhaṇḍaiḥ) - by large fragments of the earth-sphere

• भ्रष्टैः (bhraṣṭaiḥ) - by the fallen, by the shattered

• सद्वीपसागरैः (sadvīpasāgaraiḥ) - with their islands and oceans

• पूर्णसप्तमपातालम् (pūrṇasaptamapātālam) - the completely full seventh netherworld

• लुठत्पातालमण्डलैः (luṭhatpātālamaṇḍalaiḥ) - by the netherworld-regions that are tumbling amidst the fragments of earth (by rolling netherworld-regions)

Words meanings and morphology

भूमण्डलबृहत्खण्डैः (bhūmaṇḍalabṛhatkhaṇḍaiḥ) - by large fragments of the earth-sphere

(noun)

Instrumental, masculine, plural of bhūmaṇḍalabṛhatkhaṇḍa

bhūmaṇḍalabṛhatkhaṇḍa - large fragment of the earth-sphere

Compound. `bhūmaṇḍala` (earth-sphere) + `bṛhat` (large) + `khaṇḍa` (fragment).

Compound type : Tatpurusha (bhūmaṇḍala+bṛhat+khaṇḍa)

• bhūmaṇḍala – earth-sphere, terrestrial globe
  noun (neuter)
  Compound. `bhū` (earth) + `maṇḍala` (sphere, circle).
• bṛhat – large, great, vast
  adjective (neuter)
  Root `bṛh` (to grow).
  Root: bṛh (class 1)
• khaṇḍa – fragment, piece, part
  noun (masculine)
  Root: khaṇḍ (class 10)

Note: Agent of filling.

भ्रष्टैः (bhraṣṭaiḥ) - by the fallen, by the shattered

(adjective)

Instrumental, masculine, plural of bhraṣṭa

bhraṣṭa - fallen, dropped, perished, shattered

Past Passive Participle

From root `bhraṃś` (to fall, to drop).

Root: bhraṃś (class 1)

सद्वीपसागरैः (sadvīpasāgaraiḥ) - with their islands and oceans

(adjective)

Instrumental, masculine, plural of sadvīpasāgara

sadvīpasāgara - accompanied by islands and oceans

Bahuvrīhi compound with `sa-` prefix. `sa` (with) + `dvīpa` (island) + `sāgara` (ocean).

Compound type : Bahuvrīhi (sa+dvīpa+sāgara)

• sa – with, accompanied by
  prefix/indeclinable
  Indicating accompaniment.
• dvīpa – island, continent
  noun (masculine)
• sāgara – ocean, sea
  noun (masculine)

Note: Agrees with `khaṇḍaiḥ`.

पूर्णसप्तमपातालम् (pūrṇasaptamapātālam) - the completely full seventh netherworld

(noun)

Accusative, neuter, singular of pūrṇasaptamapātāla

pūrṇasaptamapātāla - the seventh netherworld that is full

Compound. `pūrṇa` (full) + `saptama` (seventh) + `pātāla` (netherworld).

Compound type : Karmadhāraya (pūrṇa+saptama+pātāla)

• pūrṇa – full, complete, filled
  adjective (neuter)
  Past Passive Participle
  From root `pṛ` (to fill).
  Root: pṛ (class 9)
• saptama – seventh
  adjective (neuter)
  Ordinal from `saptan` (seven).
• pātāla – netherworld, infernal region
  noun (neuter)

Note: Accusative referring to the state or object.

लुठत्पातालमण्डलैः (luṭhatpātālamaṇḍalaiḥ) - by the netherworld-regions that are tumbling amidst the fragments of earth (by rolling netherworld-regions)

(noun)

Instrumental, neuter, plural of luṭhatpātālamaṇḍala

luṭhatpātālamaṇḍala - rolling/tumbling netherworld-region

Compound. `luṭhat` (rolling, present active participle) + `pātālamaṇḍala` (netherworld-region).

Compound type : Karmadhāraya (luṭhat+pātālamaṇḍala)

• luṭhat – rolling, tumbling, falling
  adjective (neuter)
  Present Active Participle
  From root `luṭh` (to roll, to wallow).
  Root: luṭh (class 1)
• pātālamaṇḍala – netherworld-region, sphere of the netherworld
  noun (neuter)
  Compound. `pātāla` (netherworld) + `maṇḍala` (region, sphere).

Note: Agrees with `khaṇḍaiḥ` or functions as a parallel instrumental agent.