योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-75, verse-42

ननृतुर्नीरसा नाशनर्तक्यः केतुकुन्तलाः ।
तलाहितानलज्वाला ब्रह्माण्डोर्ध्वकपाटभूः ॥ ४२ ॥

nanṛturnīrasā nāśanartakyaḥ ketukuntalāḥ ,
talāhitānalajvālā brahmāṇḍordhvakapāṭabhūḥ 42

42. nanṛtuḥ nīrasāḥ nāśa-nartakyaḥ ketu-kuntalāḥ
tala-āhita-anala-jvālā brahmāṇḍa-ūrdhva-kapāṭa-bhūḥ

42. nīrasāḥ nāśa-nartakyaḥ ketu-kuntalāḥ nanṛtuḥ
tala-āhita-anala-jvālā brahmāṇḍa-ūrdhva-kapāṭa-bhūḥ

42. Dry, unappealing dancers of destruction, with flame-like hair, danced. The flames of fire, rising from the surface, became the upper closing leaf of the cosmic door (brahmāṇḍa).

Words meanings summery:

• ननृतुः (nanṛtuḥ) - they danced

• नीरसाः (nīrasāḥ) - dry, tasteless, unappealing, devoid of essence

• नाश-नर्तक्यः (nāśa-nartakyaḥ) - dancers of destruction, destruction-dancers

• केतु-कुन्तलाः (ketu-kuntalāḥ) - having flame-like hair/crests

• तल-आहित-अनल-ज्वाला (tala-āhita-anala-jvālā) - a flame of fire placed on the surface/ground

• ब्रह्माण्ड-ऊर्ध्व-कपाट-भूः (brahmāṇḍa-ūrdhva-kapāṭa-bhūḥ) - the upper door-leaf of the cosmic egg/universe (brahmāṇḍa)

Words meanings and morphology

ननृतुः (nanṛtuḥ) - they danced

(verb)

3rd person , plural, active, perfect (lit) of √nṛt

Root: √nṛt (class 4)

नीरसाः (nīrasāḥ) - dry, tasteless, unappealing, devoid of essence

(adjective)

Nominative, feminine, plural of nīrasa

nīrasa - dry, tasteless, insipid, uninteresting, devoid of essence

Compound type : tatpuruṣa (nis+rasa)

• nis – without, out, away
  indeclinable
• rasa – juice, essence, taste, fluid, sentiment
  noun (masculine)

नाश-नर्तक्यः (nāśa-nartakyaḥ) - dancers of destruction, destruction-dancers

(noun)

Nominative, feminine, plural of nāśa-nartakī

nāśa-nartakī - female dancer associated with destruction

Compound type : tatpuruṣa (nāśa+nartakī)

• nāśa – destruction, ruin, loss
  noun (masculine)
• nartakī – female dancer, actress
  noun (feminine)

केतु-कुन्तलाः (ketu-kuntalāḥ) - having flame-like hair/crests

(adjective)

Nominative, feminine, plural of ketu-kuntala

ketu-kuntala - having hair like banners/comets/flames, or having banners as spears

Compound type : bahuvrīhi (ketu+kuntala)

• ketu – banner, flag, sign, comet, flame
  noun (masculine)
• kuntala – hair, lock of hair, spear
  noun (masculine)

तल-आहित-अनल-ज्वाला (tala-āhita-anala-jvālā) - a flame of fire placed on the surface/ground

(noun)

Nominative, feminine, singular of tala-āhita-anala-jvālā

tala-āhita-anala-jvālā - flame of fire established on the ground

Compound type : tatpuruṣa (tala+āhita+anala+jvālā)

• tala – surface, ground, bottom, plane
  noun (neuter)
• āhita – placed, established, fixed, kindled
  adjective
  Past Passive Participle
  Derived from root √dhā (to place) with prefix ā-.
  Prefix: ā
  Root: √dhā (class 3)
• anala – fire, god of fire
  noun (masculine)
• jvālā – flame, blaze, glow
  noun (feminine)

ब्रह्माण्ड-ऊर्ध्व-कपाट-भूः (brahmāṇḍa-ūrdhva-kapāṭa-bhūḥ) - the upper door-leaf of the cosmic egg/universe (brahmāṇḍa)

(noun)

Nominative, feminine, singular of brahmāṇḍa-ūrdhva-kapāṭa-bhū

brahmāṇḍa-ūrdhva-kapāṭa-bhū - the upper part/surface of the door of the cosmic egg

Compound type : tatpuruṣa (brahmāṇḍa+ūrdhva+kapāṭa+bhū)

• brahmāṇḍa – cosmic egg, universe
  noun (neuter)
• ūrdhva – upper, elevated, upward
  adjective
• kapāṭa – door, door-leaf, shutter
  noun (neuter)
• bhū – being, place, earth, site, existence
  noun (feminine)