योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-66, verse-20

चतुर्दशविधा वातवेल्लिता भूतपांसवः ।
नाशाकाशे विलीयन्ते शरदम्भोदलीलया ॥ २० ॥

caturdaśavidhā vātavellitā bhūtapāṃsavaḥ ,
nāśākāśe vilīyante śaradambhodalīlayā 20

20. caturdaśavidhāḥ vātavellitāḥ bhūtapāṃsavaḥ
nāśākāśe vilīyante śaradambhodalīlayā

20. vātavellitāḥ caturdaśavidhāḥ bhūtapāṃsavaḥ
nāśākāśe śaradambhodalīlayā vilīyante

20. The fourteen types of elemental dust particles, stirred by the wind, dissolve into the void of dissolution with the effortless grace of autumn clouds.

Words meanings summery:

• चतुर्दशविधाः (caturdaśavidhāḥ) - of fourteen kinds, fourteenfold

• वातवेल्लिताः (vātavellitāḥ) - stirred by wind, agitated by wind

• भूतपांसवः (bhūtapāṁsavaḥ) - dust particles of beings/elements

• नाशाकाशे (nāśākāśe) - in the sky of destruction, in the void of dissolution

• विलीयन्ते (vilīyante) - they dissolve, they merge, they disappear

• शरदम्भोदलीलया (śaradambhodalīlayā) - with the ease/play of autumn clouds

Words meanings and morphology

चतुर्दशविधाः (caturdaśavidhāḥ) - of fourteen kinds, fourteenfold

(adjective)

Nominative, masculine, plural of caturdaśavidha

caturdaśavidha - of fourteen kinds, fourteenfold

Formed from caturdaśan (fourteen) + vidha (kind/way) as a suffix.

Compound type : tatpuruṣa (caturdaśan+vidha)

• caturdaśan – fourteen
  numeral
• vidha – kind, manner, type, sort
  suffix/noun (masculine)

वातवेल्लिताः (vātavellitāḥ) - stirred by wind, agitated by wind

(adjective)

Nominative, masculine, plural of vātavellita

vātavellita - wind-swayed, wind-agitated

Past Passive Participle

Formed from vāta (wind) and vellita (swayed, agitated), itself from root √vel (to shake, to stir).

Compound type : instrumental tatpuruṣa (vāta+vellita)

• vāta – wind, air
  noun (masculine)
• vellita – shaken, stirred, agitated, wavering
  adjective (masculine)
  Past Passive Participle
  Derived from root √vel (to shake, move, stir)
  Root: √vel

भूतपांसवः (bhūtapāṁsavaḥ) - dust particles of beings/elements

(noun)

Nominative, masculine, plural of bhūtapāṃsu

bhūtapāṁsu - elemental dust, dust of beings

Compound type : ṣaṣṭhī-tatpuruṣa (bhūta+pāṃsu)

• bhūta – being, element, what has been
  noun (neuter)
  Past Passive Participle of √bhū (to be)
  Root: √bhū
• pāṃsu – dust, sand, earth
  noun (masculine)

नाशाकाशे (nāśākāśe) - in the sky of destruction, in the void of dissolution

(noun)

Locative, masculine, singular of nāśākāśa

nāśākāśa - sky of destruction, void of dissolution

Compound type : ṣaṣṭhī-tatpuruṣa (nāśa+ākāśa)

• nāśa – destruction, annihilation, loss, dissolution
  noun (masculine)
  From root √naś (to perish)
  Root: √naś
• ākāśa – sky, ether, space
  noun (masculine)
  Prefix: ā

Note: Refers to the space where all things dissolve during cosmic dissolution.

विलीयन्ते (vilīyante) - they dissolve, they merge, they disappear

(verb)

3rd person , plural, middle, present (laṭ) of √lī

Present Tense, Middle Voice, Third Person Plural

From root √lī (to cling, dissolve), with prefix vi-. Class 4 verb.

Prefix: vi

Root: √lī (class 4)

Note: The middle voice (ātmanepada) is often used for actions done for oneself or having their result affect the agent.

शरदम्भोदलीलया (śaradambhodalīlayā) - with the ease/play of autumn clouds

(noun)

Instrumental, feminine, singular of śaradambhodalīlā

śaradambhodalīlā - the play/sport/ease of autumn clouds

Compound type : ṣaṣṭhī-tatpuruṣa (śarad+ambhoda+līlā)

• śarad – autumn
  noun (feminine)
• ambhoda – cloud (giver of water)
  noun (masculine)
  Formed from ambhas (water) + √dā (to give)
  Root: √dā
• līlā – play, sport, amusement, ease, grace
  noun (feminine)

Note: Autumn clouds are known for their lightness and transient nature, dissolving easily.