योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-54, verse-15

तच्चण्डपवनोद्धूतमावृत्त्य गगनं क्षणात् ।
शरदीवाभ्रमिहिका क्वापि भस्मास्थिमद्ययौ ॥ १५ ॥

taccaṇḍapavanoddhūtamāvṛttya gaganaṃ kṣaṇāt ,
śaradīvābhramihikā kvāpi bhasmāsthimadyayau 15

15. tat caṇḍapavanoddhūtam āvṛtya gaganam kṣaṇāt
śaradi iva abhramihikā kvāpi bhasmāsthi madyayau

15. tat caṇḍapavanoddhūtam bhasmāsthi,
kṣaṇāt gaganam āvṛtya,
śaradi abhramihikā iva,
kvāpi madyayau.

15. That ash and bones, stirred up by the fierce wind, covered the sky in an instant. Like cloud-mist in autumn, the ash and bones vanished somewhere.

Words meanings summery:

• तत् (tat) - that, it

• चण्डपवनोद्धूतम् (caṇḍapavanoddhūtam) - stirred up by the fierce wind, scattered by the violent wind

• आवृत्य (āvṛtya) - having covered, having enveloped, having surrounded

• गगनम् (gaganam) - the sky, atmosphere

• क्षणात् (kṣaṇāt) - in an instant, immediately, quickly

• शरदि (śaradi) - in autumn

• इव (iva) - as if, like, as it were

• अभ्रमिहिका (abhramihikā) - cloud-mist, haze

• क्वापि (kvāpi) - somewhere, anywhere

• भस्मास्थि (bhasmāsthi) - ash and bones

• मद्ययौ (madyayau) - vanished (like the cloud-mist) (disappeared, went away)

Words meanings and morphology

तत् (tat) - that, it

(pronoun)

Nominative, neuter, singular of tad

tad - that, this, he, she, it

Note: Refers implicitly to 'bhasmāsthi'.

चण्डपवनोद्धूतम् (caṇḍapavanoddhūtam) - stirred up by the fierce wind, scattered by the violent wind

(adjective)

Nominative, neuter, singular of caṇḍapavanoddhūta

caṇḍapavanoddhūta - stirred up by a fierce wind

Past Passive Participle

Compound of 'caṇḍapavana' (fierce wind) and 'uddhūta' (stirred up, scattered - PPP of √dhū with ut).

Compound type : tṛtīyā-tatpuruṣa (caṇḍa+pavana+uddhūta)

• caṇḍa – fierce, violent, passionate, hot
  adjective
• pavana – wind, air
  noun (masculine)
  Root: pū (class 1)
• uddhūta – stirred up, shaken, scattered, removed
  adjective
  Past Passive Participle
  From √dhū (to shake, agitate) with prefix ut (up, out).
  Prefix: ut
  Root: dhū (class 1)

Note: Modifies 'bhasmāsthi'.

आवृत्य (āvṛtya) - having covered, having enveloped, having surrounded

(indeclinable)

Absolutive (Gerund)

Absolutive form from √vṛ (to cover, conceal) with prefix ā.

Prefix: ā

Root: vṛ (class 5)

गगनम् (gaganam) - the sky, atmosphere

(noun)

Accusative, neuter, singular of gagana

gagana - sky, firmament, atmosphere

Root: gam (class 1)

Note: Object of 'āvṛtya'.

क्षणात् (kṣaṇāt) - in an instant, immediately, quickly

(noun)

Ablative, masculine, singular of kṣaṇa

kṣaṇa - an instant, moment, a very short time

Note: Used adverbially to indicate 'in an instant'.

शरदि (śaradi) - in autumn

(noun)

Locative, feminine, singular of śarad

śarad - autumn, a year

इव (iva) - as if, like, as it were

(indeclinable)

अभ्रमिहिका (abhramihikā) - cloud-mist, haze

(noun)

Nominative, feminine, singular of abhramihikā

abhramihikā - cloud-mist, haze, fog

Compound type : karmadhāraya (abhra+mihikā)

• abhra – cloud, sky
  noun (neuter)
• mihikā – mist, fog, haze
  noun (feminine)

क्वापि (kvāpi) - somewhere, anywhere

(indeclinable)

Compound type : sandhi-compound (kva+api)

• kva – where, in which place
  indeclinable
• api – also, even, indeed
  indeclinable

भस्मास्थि (bhasmāsthi) - ash and bones

(noun)

Nominative, neuter, singular of bhasmāsthi

bhasmāsthi - ash and bones (collective)

Compound type : dvandva (bhasman+asthi)

• bhasman – ash, powder, dust
  noun (neuter)
• asthi – bone
  noun (neuter)

Note: Subject of 'madyayau'.

मद्ययौ (madyayau) - vanished (like the cloud-mist) (disappeared, went away)

(verb)

3rd person , singular, active, perfect (liṭ) of yā

Problematic form; likely a corruption or rare variant of a perfect tense from root √yā ('to go'). Contextual meaning implies disappearance.

Root: yā (class 2)

Note: The exact morphological breakdown is uncertain. The attribution of root, lakara, etc., is based on contextual inference for a 'disappeared' meaning.