योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-22, verse-12

कुम्भकूटाग्रविश्रान्तवसुधामण्डलोदरैः ।
क्वचिद्दिग्दन्तिभिर्दन्तद्रुमाद्रिभिरुपाश्रितः ॥ १२ ॥

kumbhakūṭāgraviśrāntavasudhāmaṇḍalodaraiḥ ,
kvaciddigdantibhirdantadrumādribhirupāśritaḥ 12

12. kumbha-kūṭa-agra-viśrānta-vasudhā-maṇḍala-udaraiḥ
kvacit dig-dantibhiḥ danta-druma-adribhiḥ upāśritaḥ

12. kvacit dig-dantibhiḥ kumbha-kūṭa-agra-viśrānta-vasudhā-maṇḍala-udaraiḥ
danta-druma-adribhiḥ upāśritaḥ

12. Somewhere, it was supported by the world-elephants (dig-dantibhiḥ), whose enormous bodies housed the entire sphere of the earth, resting upon the tips of their forehead-protuberances, and whose tusks resembled tree-mountains.

Words meanings summery:

• कुम्भ-कूट-अग्र-विश्रान्त-वसुधा-मण्डल-उदरैः (kumbha-kūṭa-agra-viśrānta-vasudhā-maṇḍala-udaraiḥ) - by the world-elephants, characterized by their immense bodies holding the earth (by those whose bellies contain the earth resting on the tips of their forehead-protuberances)

• क्वचित् (kvacit) - in some places (somewhere, sometimes, in some place)

• दिग्-दन्तिभिः (dig-dantibhiḥ) - by the mythical elephants that support the cardinal directions of the world (by the elephants of the quarters, by the world-elephants)

• दन्त-द्रुम-अद्रिभिः (danta-druma-adribhiḥ) - by their tusks, which were grand like trees and mountains (by tusk-tree-mountains (i.e., tusks like trees and mountains))

• उपाश्रितः (upāśritaḥ) - was supported by (the elephants) (supported, resorted to, dependent on)

Words meanings and morphology

कुम्भ-कूट-अग्र-विश्रान्त-वसुधा-मण्डल-उदरैः (kumbha-kūṭa-agra-viśrānta-vasudhā-maṇḍala-udaraiḥ) - by the world-elephants, characterized by their immense bodies holding the earth (by those whose bellies contain the earth resting on the tips of their forehead-protuberances)

(adjective)

Instrumental, masculine, plural of kumbha-kūṭa-agra-viśrānta-vasudhā-maṇḍala-udara

kumbha-kūṭa-agra-viśrānta-vasudhā-maṇḍala-udara - one whose belly contains the earth resting on the tips of their forehead-protuberances

Compound type : bahuvrīhi (kumbha+kūṭa+agra+viśrānta+vasudhā+maṇḍala+udara)

• kumbha – pot, pitcher, elephant's frontal protuberance
  noun (masculine)
• kūṭa – peak, summit, horn, heap
  noun (neuter)
• agra – tip, front, summit
  noun (neuter)
  Root: ag (class 1)
• viśrānta – rested, reposed, contained, settled
  adjective
  Past Passive Participle
  From `vi` + root `śram` (to rest, be weary)
  Prefix: vi
  Root: śram (class 4)
• vasudhā – earth, ground (lit. 'producer of wealth')
  noun (feminine)
  From root `vas` (to dwell) + `dhā` (to place, hold)
  Root: vas, dhā (class 1)
• maṇḍala – circle, disc, sphere, region
  noun (neuter)
• udara – belly, abdomen, interior
  noun (neuter)

Note: Modifies `dig-dantibhiḥ`.

क्वचित् (kvacit) - in some places (somewhere, sometimes, in some place)

(indeclinable)

दिग्-दन्तिभिः (dig-dantibhiḥ) - by the mythical elephants that support the cardinal directions of the world (by the elephants of the quarters, by the world-elephants)

(noun)

Instrumental, masculine, plural of dig-dantin

dig-dantin - elephant of the quarters, world-elephant

Compound type : tatpuruṣa (diś+dantin)

• diś – direction, quarter, point of the compass
  noun (feminine)
  Root: diś (class 6)
• dantin – having teeth/tusks, elephant
  noun (masculine)
  From `danta` (tooth) + suffix `-in`

दन्त-द्रुम-अद्रिभिः (danta-druma-adribhiḥ) - by their tusks, which were grand like trees and mountains (by tusk-tree-mountains (i.e., tusks like trees and mountains))

(noun)

Instrumental, masculine, plural of danta-druma-adri

danta-druma-adri - tusk-tree-mountain, tusks that are like trees and mountains

Compound type : karmadhāraya (danta+druma+adri)

• danta – tooth, tusk
  noun (masculine)
  Root: ad (class 2)
• druma – tree
  noun (masculine)
  Root: dru (class 1)
• adri – mountain, rock
  noun (masculine)

Note: Modifies `dig-dantibhiḥ`.

उपाश्रितः (upāśritaḥ) - was supported by (the elephants) (supported, resorted to, dependent on)

(adjective)

Nominative, masculine, singular of upāśrita

upāśrita - supported, depended on, resorted to, sought refuge in

Past Passive Participle

From root `śri` (to resort to, serve) with prefix `upa-ā`

Prefixes: upa+ā

Root: śri (class 1)

Note: Predicative adjective, implying an entity "it" being supported.