योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-51, verse-55

यदा सुषुप्तभावस्थो भाविदुःस्वप्नवेधितः ।
तदा कालानलसमस्तिष्ठत्यनुदिताकृतिः ॥ ५५ ॥

yadā suṣuptabhāvastho bhāviduḥsvapnavedhitaḥ ,
tadā kālānalasamastiṣṭhatyanuditākṛtiḥ 55

55. yadā suṣuptabhāvasthaḥ bhāviduḥsvapnavedhitaḥ
tadā kālānalasamaḥ tiṣṭhati anuditākṛtiḥ

55. yadā suṣuptabhāvasthaḥ bhāviduḥsvapnavedhitaḥ
tadā anuditākṛtiḥ kālānalasamaḥ tiṣṭhati

55. When one is in the state of deep sleep (suṣupta) and is afflicted by bad dreams that are yet to manifest, then this subtle body remains like the fire of universal destruction (kālānala), its form unmanifested.

Words meanings summery:

• यदा (yadā) - when, at which time

• सुषुप्तभावस्थः (suṣuptabhāvasthaḥ) - situated in the state of deep sleep

• भाविदुःस्वप्नवेधितः (bhāviduḥsvapnavedhitaḥ) - pierced by future bad dreams

• तदा (tadā) - then, at that time

• कालानलसमः (kālānalasamaḥ) - like the fire of time (destruction)

• तिष्ठति (tiṣṭhati) - it stands, it remains, it exists

• अनुदिताकृतिः (anuditākṛtiḥ) - with unmanifested form

Words meanings and morphology

यदा (yadā) - when, at which time

(indeclinable)

सुषुप्तभावस्थः (suṣuptabhāvasthaḥ) - situated in the state of deep sleep

(adjective)

Nominative, masculine, singular of suṣuptabhāvastha

suṣuptabhāvastha - being in the state of deep sleep

Compound type : tatpuruṣa (suṣuptabhāva+stha)

• suṣupta – deep sleep
  noun (neuter)
  Past Passive Participle
  From √svap (to sleep)
  Prefix: su
  Root: svap (class 2)
• bhāva – state, condition, existence
  noun (masculine)
  Root: bhū (class 1)
• stha – standing, staying, situated in
  adjective (masculine)
  From √sthā (to stand)
  Root: sthā (class 1)

Note: Compound of 'suṣupta-bhāva' (deep-sleep state) and 'stha' (situated).

भाविदुःस्वप्नवेधितः (bhāviduḥsvapnavedhitaḥ) - pierced by future bad dreams

(adjective)

Nominative, masculine, singular of bhāviduḥsvapnavedhita

bhāviduḥsvapnavedhita - pierced by bad dreams that are yet to occur

Past Passive Participle

Compound type : tatpuruṣa (bhāvi+duḥsvapna+vedhita)

• bhāvi – future, impending, about to be
  adjective (masculine)
  Future Passive Participle
  From √bhū (to be, become)
  Root: bhū (class 1)
• duḥsvapna – bad dream, nightmare
  noun (masculine)
  Prefix: dus
  Root: svap (class 2)
• vedhita – pierced, struck, afflicted
  adjective (masculine)
  Past Passive Participle
  From √vyadh (to pierce)
  Root: vyadh (class 4)

Note: Refers to the subtle body.

तदा (tadā) - then, at that time

(indeclinable)

कालानलसमः (kālānalasamaḥ) - like the fire of time (destruction)

(adjective)

Nominative, masculine, singular of kālānalasama

kālānalasama - like the fire of universal destruction

Compound type : tatpuruṣa (kālānala+sama)

• kāla – time
  noun (masculine)
• anala – fire
  noun (masculine)
• sama – like, similar, equal
  adjective (masculine)

Note: Refers to the subtle body.

तिष्ठति (tiṣṭhati) - it stands, it remains, it exists

(verb)

3rd person , singular, active, present indicative (laṭ) of sthā

Root: sthā (class 1)

Note: Root √sthā, 1st class, active voice.

अनुदिताकृतिः (anuditākṛtiḥ) - with unmanifested form

(adjective)

Nominative, masculine, singular of anuditākṛti

anuditākṛti - having an unmanifested form, whose form is not risen

Compound type : bahuvrīhi (anudita+ākṛti)

• anudita – unmanifested, not risen, not spoken
  adjective (neuter)
  Past Passive Participle
  From an-ud-√i (not risen)
  Prefixes: an+ud
  Root: i (class 2)
• ākṛti – form, shape, appearance
  noun (feminine)
  Prefix: ā
  Root: kṛ (class 8)

Note: Refers to the subtle body. Bahuvrīhi compound: 'whose form is unmanifested'.