योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-86, verse-7

कैलासस्यांशमारूढौ रूढाविव नवद्रुमौ ।
भूतैरनावृते शून्ये तस्मिन्कैलासकुञ्जके ॥ ७ ॥

kailāsasyāṃśamārūḍhau rūḍhāviva navadrumau ,
bhūtairanāvṛte śūnye tasminkailāsakuñjake 7

7. kailāsasya aṃśam ārūḍhau rūḍhau iva navadrumau
bhūtaiḥ anāvṛte śūnye tasmin kailāsakuñjake

7. kailāsasya aṃśam ārūḍhau rūḍhau iva navadrumau
tasmin bhūtaiḥ anāvṛte śūnye kailāsakuñjake

7. They ascended a part of Mount Kailāsa, like two newly rooted trees, to that desolate Kailāsa grove (kuñjaka) which was unfrequented by living beings.

Words meanings summery:

• कैलासस्य (kailāsasya) - of Mount Kailāsa (of Kailasa)

• अंशम् (aṁśam) - part, portion, share

• आरूढौ (ārūḍhau) - having ascended, having climbed

• रूढौ (rūḍhau) - rooted, established (grown, rooted)

• इव (iva) - like, as if, as

• नवद्रुमौ (navadrumau) - two new trees

• भूतैः (bhūtaiḥ) - by living beings (human or otherwise) (by beings, by creatures)

• अनावृते (anāvṛte) - unfrequented (by beings) (uncovered, unfrequented, un-enveloped)

• शून्ये (śūnye) - in the desolate, solitary (in the empty, in the desolate)

• तस्मिन् (tasmin) - in that, there

• कैलासकुञ्जके (kailāsakuñjake) - in the Kailasa grove, in the Kailasa bower

Words meanings and morphology

कैलासस्य (kailāsasya) - of Mount Kailāsa (of Kailasa)

(proper noun)

Genitive, masculine, singular of kailāsa

kailāsa - Mount Kailāsa (a mythical mountain, abode of Śiva)

अंशम् (aṁśam) - part, portion, share

(noun)

Accusative, masculine, singular of aṃśa

aṁśa - part, portion, share, division

आरूढौ (ārūḍhau) - having ascended, having climbed

(adjective)

Nominative, masculine, dual of ārūḍha

ārūḍha - ascended, mounted, climbed

past passive participle

Derived from root 'ruh' (to grow, ascend) with prefix 'ā'

Prefix: ā

Root: ruh (class 1)

Note: Agrees with the implied dual subject (the couple).

रूढौ (rūḍhau) - rooted, established (grown, rooted)

(adjective)

Nominative, masculine, dual of rūḍha

rūḍha - grown, risen, mounted, rooted, established

past passive participle

Derived from root 'ruh' (to grow, ascend)

Root: ruh (class 1)

Note: Agrees with 'navadrumau'.

इव (iva) - like, as if, as

(indeclinable)

नवद्रुमौ (navadrumau) - two new trees

(noun)

Nominative, masculine, dual of navadruma

navadruma - new tree, newly grown tree

Compound type : karmadhāraya (nava+druma)

• nava – new, fresh, young
  adjective (masculine)
• druma – tree
  noun (masculine)

भूतैः (bhūtaiḥ) - by living beings (human or otherwise) (by beings, by creatures)

(noun)

Instrumental, masculine, plural of bhūta

bhūta - been, become, existing, a being, creature, element

past passive participle

Derived from root 'bhū' (to be, become)

Root: bhū (class 1)

अनावृते (anāvṛte) - unfrequented (by beings) (uncovered, unfrequented, un-enveloped)

(adjective)

Locative, neuter, singular of anāvṛta

anāvṛta - uncovered, un-enveloped, unfrequented

Negative compound 'an' + 'āvṛta' (covered)

Compound type : nañ-tatpuruṣa (an+āvṛta)

• an – not, un-
  indeclinable
  Negative prefix
• āvṛta – covered, surrounded, enveloped, obstructed
  verbal derivative (past passive participle) (neuter)
  past passive participle
  Derived from root 'vṛ' (to cover) with prefix 'ā'
  Prefix: ā
  Root: vṛ (class 5)

Note: Agrees with 'kailāsakuñjake'.

शून्ये (śūnye) - in the desolate, solitary (in the empty, in the desolate)

(adjective)

Locative, neuter, singular of śūnya

śūnya - empty, void, barren, desolate, solitary

Note: Agrees with 'kailāsakuñjake'.

तस्मिन् (tasmin) - in that, there

(pronoun)

Locative, neuter, singular of tad

tad - that, this

Note: Agrees with 'kailāsakuñjake'.

कैलासकुञ्जके (kailāsakuñjake) - in the Kailasa grove, in the Kailasa bower

(noun)

Locative, neuter, singular of kailāsakuñjaka

kailāsakuñjaka - Kailāsa grove/bower

Compound type : ṣaṣṭhī-tatpuruṣa (kailāsa+kuñjaka)

• kailāsa – Mount Kailāsa
  proper noun (masculine)
• kuñjaka – grove, arbour, bower
  noun (neuter)