योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-28, verse-47

वातायनगुहानिर्यत्सोधविश्रान्तवारिदम् ।
पूर्णपुष्करिणीपङ्क्तिपूर्णराजपृथूत्तरम् ॥ ४७ ॥

vātāyanaguhāniryatsodhaviśrāntavāridam ,
pūrṇapuṣkariṇīpaṅktipūrṇarājapṛthūttaram 47

47. vātāyanaguhāniryatsodhaviśrāntavāridam
pūrṇapuṣkariṇīpaṅktipūrṇarājapṛthūttaram

47. vātāyanaguhāniryatsodhaviśrāntavāridam
pūrṇapuṣkariṇīpaṅktipūrṇarājapṛthūttaram

47. A place where clouds rest upon palaces appearing to emerge from window-like caverns; and whose vast, eminent royal grounds are completely filled with rows of teeming lotus ponds.

Words meanings summery:

• वातायनगुहानिर्यत्सोधविश्रान्तवारिदम् (vātāyanaguhāniryatsodhaviśrāntavāridam) - where clouds rest upon palaces appearing to emerge from window-like caverns (having clouds resting on palaces emerging from window-like caves)

• पूर्णपुष्करिणीपङ्क्तिपूर्णराजपृथूत्तरम् (pūrṇapuṣkariṇīpaṅktipūrṇarājapṛthūttaram) - whose vast, eminent royal grounds are completely filled with rows of teeming lotus ponds (having its vast, prominent royal grounds full of rows of full lotus ponds)

Words meanings and morphology

वातायनगुहानिर्यत्सोधविश्रान्तवारिदम् (vātāyanaguhāniryatsodhaviśrāntavāridam) - where clouds rest upon palaces appearing to emerge from window-like caverns (having clouds resting on palaces emerging from window-like caves)

(adjective)

neuter, singular of vātāyanaguhāniryatsodhaviśrāntavārida

vātāyanaguhāniryatsodhaviśrāntavārida - having clouds resting on palaces emerging from window-like caves

Compound type : bahuvrīhi (vātāyana+guhā+niryat+sodha+viśrānta+vārid)

• vātāyana – window, ventilator
  noun (neuter)
• guhā – cave, cavern, grotto
  noun (feminine)
• niryat – issuing forth, coming out, emerging
  adjective
  Present Active Participle
  Prefix: nis
  Root: yā (class 2)
• sodha – mansion, palace
  noun (masculine)
• viśrānta – resting, reposing, calmed
  adjective
  Past Passive Participle
  Prefix: vi
  Root: śram (class 4)
• vārid – cloud (lit. 'water-giver')
  noun (masculine)

Note: An adjective in neuter singular nominative/accusative, describing a neuter noun.

पूर्णपुष्करिणीपङ्क्तिपूर्णराजपृथूत्तरम् (pūrṇapuṣkariṇīpaṅktipūrṇarājapṛthūttaram) - whose vast, eminent royal grounds are completely filled with rows of teeming lotus ponds (having its vast, prominent royal grounds full of rows of full lotus ponds)

(adjective)

neuter, singular of pūrṇapuṣkariṇīpaṅktipūrṇarājapṛthūttara

pūrṇapuṣkariṇīpaṅktipūrṇarājapṛthūttara - having its vast, prominent royal grounds full of rows of full lotus ponds

Compound type : bahuvrīhi (pūrṇa+puṣkariṇī+paṅkti+pūrṇa+rājan+pṛthu+uttara)

• pūrṇa – full, complete, filled
  adjective
  Past Passive Participle
  Root: pṛ (class 9)
• puṣkariṇī – lotus pond, large pond
  noun (feminine)
• paṅkti – row, line, series
  noun (feminine)
• pūrṇa – full, complete, filled
  adjective
  Past Passive Participle
  Root: pṛ (class 9)
• rājan – king, royal
  noun (masculine)
• pṛthu – broad, wide, extensive, great
  adjective
• uttara – upper, higher, superior, excellent, later, northern
  adjective

Note: An adjective in neuter singular nominative/accusative, describing a neuter noun.