योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-115, verse-49

प्रोन्निद्रनीरन्ध्रशिलीन्ध्रसान्द्रपुष्पार्घ्यपात्रध्रमहामहीध्राः ।
सान्द्राभ्रनिर्हादगभीरकुक्षौ सर्क्षान्तरिक्षश्रियमुद्वहन्ति ॥ ४९ ॥

pronnidranīrandhraśilīndhrasāndrapuṣpārghyapātradhramahāmahīdhrāḥ ,
sāndrābhranirhādagabhīrakukṣau sarkṣāntarikṣaśriyamudvahanti 49

49. pronnnidranīrandhraśilīndhrasāndrapuṣpārghyapātradhrāmahāmahīdhraḥ
sāndrābhranirhādaga-bhīrakukṣau
sarṣkṣāntarikṣaśriyam udvahanti

49. pronnnidranīrandhraśilīndhrasāndrapuṣpārghyapātradhrāmahāmahīdhraḥ
sāndrābhranirhādaga-bhīrakukṣau
sarṣkṣāntarikṣaśriyam udvahanti

49. The great mountains, which hold dense floral offerings of fully bloomed, closely-packed lichens as their offering bowls, and within whose deep interiors resounds the roar of dense clouds, bear the splendor of the starry firmament.

Words meanings summery:

• प्रोन्न्निद्रनीरन्ध्रशिलीन्ध्रसान्द्रपुष्पार्घ्यपात्रध्रामहामहीध्रः (pronnnidranīrandhraśilīndhrasāndrapuṣpārghyapātradhrāmahāmahīdhraḥ) - great mountains holding dense flower offerings of fully bloomed, closely packed lichens as offering bowls

• सान्द्राभ्रनिर्हादग-भीरकुक्षौ (sāndrābhranirhādaga-bhīrakukṣau) - in whose deep interiors resounds the roar of dense clouds

• सर्ष्क्षान्तरिक्षश्रियम् (sarṣkṣāntarikṣaśriyam) - the splendor of the starry firmament

• उद्वहन्ति (udvahanti) - they bear, carry, uphold

Words meanings and morphology

प्रोन्न्निद्रनीरन्ध्रशिलीन्ध्रसान्द्रपुष्पार्घ्यपात्रध्रामहामहीध्रः (pronnnidranīrandhraśilīndhrasāndrapuṣpārghyapātradhrāmahāmahīdhraḥ) - great mountains holding dense flower offerings of fully bloomed, closely packed lichens as offering bowls

(noun)

Nominative, masculine, plural of pronnnidranīrandhraśilīndhrasāndrapuṣpārghyapātradhrāmahāmahīdhra

pronnnidranīrandhraśilīndhrasāndrapuṣpārghyapātradhrāmahāmahīdhra - great mountains holding dense flower offerings of fully bloomed, closely packed lichens as offering bowls

Compound type : karmadhāraya (pronnnidra+nīrandhra+śilīndhra+sāndra+puṣpa+arghya+pātra+dhra+mahā+mahīdhra)

• pronnnidra – fully bloomed, wide awake
  adjective
  Prefixes: pra+ud
  Root: nidrā
• nīrandhra – dense, compact, without interstices
  adjective
  Prefix: nis
• śilīndhra – lichen, moss, fungi
  noun (masculine)
• sāndra – dense, thick, compact, rich
  adjective
• puṣpa – flower, blossom
  noun (neuter)
  Root: puṣ
• arghya – offering (of respect, water, flowers etc.)
  noun (neuter)
• pātra – bowl, vessel, recipient
  noun (neuter)
  Root: pā
• dhra – holding, bearing, supporting
  adjective
  agent noun/suffix
  Derived from root dhṛ, signifying an agent or bearer.
  Root: dhṛ
• mahā – great, large, mighty
  adjective
• mahīdhra – mountain (literally 'earth-bearer')
  noun (masculine)

सान्द्राभ्रनिर्हादग-भीरकुक्षौ (sāndrābhranirhādaga-bhīrakukṣau) - in whose deep interiors resounds the roar of dense clouds

(adjective)

Locative, singular of sāndrābhranirhādaga-bhīrakukṣi

sāndrābhranirhādaga-bhīrakukṣi - whose deep interiors have the rumble of dense clouds

Compound type : bahuvrihi (sāndra+abhra+nirhāda+gabhīra+kukṣi)

• sāndra – dense, compact
  adjective
• abhra – cloud
  noun (neuter)
• nirhāda – roar, rumble, sound
  noun (masculine)
  Prefix: nir
  Root: hrād
• gabhīra – deep, profound
  adjective
• kukṣi – belly, interior, womb
  noun (masculine/feminine)

सर्ष्क्षान्तरिक्षश्रियम् (sarṣkṣāntarikṣaśriyam) - the splendor of the starry firmament

(noun)

Accusative, feminine, singular of sarṣkṣāntarikṣaśri

sarṣkṣāntarikṣaśri - splendor of the starry firmament

Compound type : tatpuruṣa (saṛkṣāntarikṣa+śri)

• saṛkṣāntarikṣa – starry firmament
  noun (neuter)
• śri – splendor, glory, prosperity
  noun (feminine)

उद्वहन्ति (udvahanti) - they bear, carry, uphold

(verb)

3rd person , plural, active, present (laṭ) of vah

Prefix: ud

Root: vah (class 1)