योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-21, verse-38

भयादन्तर्हिताशेषवैमानिकनभश्चराम् ।
द्यां च निर्वृक्षनिःशेषां संस्मरामि तमोमयीम् ॥ ३८ ॥

bhayādantarhitāśeṣavaimānikanabhaścarām ,
dyāṃ ca nirvṛkṣaniḥśeṣāṃ saṃsmarāmi tamomayīm 38

38. bhayāt antarhitāśeṣavaiānanabhścarām dyām
ca nirvṛkṣaniḥśeṣām saṃsmarāmi tamomayīm

38. bhayāt antarhitāśeṣavaiānanabhścarām
nirvṛkṣaniḥśeṣām tamomayīm dyām ca saṃsmarāmi

38. And I remember the sky (dyām), which, from fear, had lost all its aerial chariots and sky-dwellers, and which was completely devoid of trees and utterly filled with darkness.

Words meanings summery:

• भयात् (bhayāt) - from fear, out of fear

• अन्तर्हिताशेषवैआननभ्श्चराम् (antarhitāśeṣavaiānanabhścarām) - where all aerial chariots and sky-dwellers had disappeared/vanished

• द्याम् (dyām) - sky, heaven, day

• च (ca) - and, also

• निर्वृक्षनिःशेषाम् (nirvṛkṣaniḥśeṣām) - completely devoid of trees, entirely tree-less

• संस्मरामि (saṁsmarāmi) - I remember, I recall

• तमोमयीम् (tamomayīm) - full of darkness, consisting of darkness

Words meanings and morphology

भयात् (bhayāt) - from fear, out of fear

(noun)

Ablative, neuter, singular of bhaya

bhaya - fear, terror, apprehension

अन्तर्हिताशेषवैआननभ्श्चराम् (antarhitāśeṣavaiānanabhścarām) - where all aerial chariots and sky-dwellers had disappeared/vanished

(adjective)

Accusative, feminine, singular of antarhitāśeṣavaiānanabhścara

antarhitāśeṣavaiānanabhścara - (that which is) characterized by all aerial chariots and sky-dwellers having vanished

Compound type : bahuvrīhi (antarhita+aśeṣa+vaimānika+nabhaścara)

• antarhita – vanished, disappeared, hidden
  adjective
  Past Passive Participle
  From root dhā with antar and hi.
  Prefix: antar
  Root: dhā (class 3)
• aśeṣa – all, entire, without remainder
  adjective (masculine)
  From a (negation) + śeṣa (remainder).
• vaimānika – related to vimāna (aerial chariot), an occupant of a vimāna
  noun (masculine)
  Derived from vimāna.
• nabhaścara – sky-dweller, moving in the sky (e.g., gods, birds)
  noun (masculine)

Note: Agrees with 'dyām'.

द्याम् (dyām) - sky, heaven, day

(noun)

Accusative, feminine, singular of dyu

dyu - sky, heaven, day

च (ca) - and, also

(indeclinable)

निर्वृक्षनिःशेषाम् (nirvṛkṣaniḥśeṣām) - completely devoid of trees, entirely tree-less

(adjective)

Accusative, feminine, singular of nirvṛkṣaniḥśeṣa

nirvṛkṣaniḥśeṣa - completely devoid of trees

Compound type : karmadhāraya (nirvṛkṣa+niḥśeṣa)

• nirvṛkṣa – treeless, without trees
  adjective (masculine)
  From nir (without) + vṛkṣa (tree).
  Prefix: nir
• niḥśeṣa – entire, complete, without remainder
  adjective (masculine)

Note: Agrees with 'dyām'.

संस्मरामि (saṁsmarāmi) - I remember, I recall

(verb)

1st person , singular, active, present indicative (laṭ) of saṃsmar

Root smṛ (to remember) with prefix sam.

Prefix: sam

Root: smṛ (class 1)

तमोमयीम् (tamomayīm) - full of darkness, consisting of darkness

(adjective)

Accusative, feminine, singular of tamomaya

tamomaya - full of darkness, dark, consisting of darkness

Derived from tamas (darkness) with suffix -maya (full of, consisting of).

Note: Agrees with 'dyām'.