योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-18, verse-17

नृत्यन्ति मातरस्तस्य पुरो भूतगणानताः ।
चतुर्दशविधानन्तभूतजातैकभोजनाः ॥ १७ ॥

nṛtyanti mātarastasya puro bhūtagaṇānatāḥ ,
caturdaśavidhānantabhūtajātaikabhojanāḥ 17

17. nṛtyanti mātaraḥ tasya puraḥ bhūtagaṇānatāḥ
caturdaśavidhānantabhūtajātaikabhojanāḥ

17. mātaraḥ bhūtagaṇānatāḥ
caturdaśavidhānantabhūtajātaikabhojanāḥ tasya puraḥ nṛtyanti

17. The Mothers (mātaraḥ), bowed to by hosts of spirits, danced before him. Their sole food was the countless beings born in the fourteen worlds.

Words meanings summery:

• नृत्यन्ति (nṛtyanti) - they (the Mothers) dance (they dance)

• मातरः (mātaraḥ) - Mothers (mātaraḥ) (mothers)

• तस्य (tasya) - his (referring to Shiva) (his, her, its, of that)

• पुरः (puraḥ) - before him (before, in front of, eastward)

• भूतगणानताः (bhūtagaṇānatāḥ) - bowed to by hosts of spirits (bowed to by hosts of spirits/beings)

• चतुर्दशविधानन्तभूतजातैकभोजनाः (caturdaśavidhānantabhūtajātaikabhojanāḥ) - whose sole food was the countless beings born in the fourteen worlds (whose sole food consists of countless beings of fourteen kinds)

Words meanings and morphology

नृत्यन्ति (nṛtyanti) - they (the Mothers) dance (they dance)

(verb)

3rd person , plural, active, present indicative (laṭ) of nṛt

Present Indicative Active

3rd person plural

Root: nṛt (class 4)

मातरः (mātaraḥ) - Mothers (mātaraḥ) (mothers)

(noun)

Nominative, feminine, plural of mātṛ

mātṛ - mother

तस्य (tasya) - his (referring to Shiva) (his, her, its, of that)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

पुरः (puraḥ) - before him (before, in front of, eastward)

(indeclinable)

Note: Used here as an adverbial preposition with genitive.

भूतगणानताः (bhūtagaṇānatāḥ) - bowed to by hosts of spirits (bowed to by hosts of spirits/beings)

(adjective)

Nominative, feminine, plural of bhūtagaṇānata

bhūtagaṇānata - bowed to by hosts of beings/spirits

Tatpuruṣa compound

Compound type : tatpurusha (bhūtagaṇa+ānata)

• bhūtagaṇa – host of spirits/beings
  noun (masculine)
• ānata – bowed down, humbled
  adjective (masculine)
  Past Passive Participle
  Derived from root nam with upasarga ā
  Prefix: ā
  Root: nam (class 1)

Note: Refers to the Mothers.

चतुर्दशविधानन्तभूतजातैकभोजनाः (caturdaśavidhānantabhūtajātaikabhojanāḥ) - whose sole food was the countless beings born in the fourteen worlds (whose sole food consists of countless beings of fourteen kinds)

(adjective)

Nominative, feminine, plural of caturdaśavidhānantabhūtajātaikabhojanā

caturdaśavidhānantabhūtajātaikabhojanā - whose sole food consists of countless beings of fourteen kinds

Bahuvrīhi compound

Compound type : bahuvrihi (caturdaśavidha+ananta+bhūtajāta+ekabhojana)

• caturdaśavidha – of fourteen kinds
  adjective (feminine)
  compound of caturdaśa (fourteen) and vidha (kind)
• ananta – endless, countless, infinite
  adjective (feminine)
• bhūtajāta – assemblage of beings, created beings
  noun (neuter)
  Tatpuruṣa compound
• ekabhojana – whose only food
  adjective (feminine)
  Bahuvrīhi compound

Note: Refers to the Mothers.