योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-178, verse-54

यथा प्रवृत्तं चिद्वारि वहत्यावर्ततेऽवनौ ।
स्वयत्नेनातितीव्रेण परात्मीयात्मना विना ॥ ५४ ॥

yathā pravṛttaṃ cidvāri vahatyāvartate'vanau ,
svayatnenātitīvreṇa parātmīyātmanā vinā 54

54. yathā pravṛttam citvāri vahati āvartate avanau
svayatnena atitīvreṇa parātmīyātmanā vinā

54. yathā pravṛttam citvāri avanau atitīvreṇa svayatnena vahati ca āvartate,
parātmīyātmanā vinā eva.

54. Just as the consciousness-water (cidvāri), once set in motion, flows and swirls on the ground by its own exceedingly intense effort, without the intervention of another's Self (ātman) or even its own Self (ātman) as an external agent.

Words meanings summery:

• यथा (yathā) - just as, as, in which way

• प्रवृत्तम् (pravṛttam) - flowed forth, arisen, engaged, set in motion

• चित्वारि (citvāri) - consciousness-water

• वहति (vahati) - flows, carries, bears

• आवर्तते (āvartate) - swirls, revolves, turns round

• अवनौ (avanau) - on the ground, on the earth

• स्वयत्नेन (svayatnena) - by its own effort

• अतितीव्रेण (atitīvreṇa) - by exceedingly intense, by very powerful

• परात्मीयात्मना (parātmīyātmanā) - by the Self of another, by the supreme Self

• विना (vinā) - without, except for

Words meanings and morphology

यथा (yathā) - just as, as, in which way

(indeclinable)

प्रवृत्तम् (pravṛttam) - flowed forth, arisen, engaged, set in motion

(adjective)

Nominative, neuter, singular of pravṛtta

pravṛtta - flowed forth, arisen, engaged, set in motion, active, proceeded

Past Passive Participle

from root 'vṛt' (to turn, exist) with prefix 'pra'

Prefix: pra

Root: vṛt (class 1)

चित्वारि (citvāri) - consciousness-water

(noun)

Nominative, neuter, singular of citvāri

citvāri - water of consciousness, stream of consciousness

compound of 'cit' (consciousness) and 'vāri' (water)

Compound type : tatpurusha (cit+vāri)

• cit – consciousness, intelligence, thought
  noun (feminine)
  from root 'cit' (to perceive, know)
  Root: cit (class 1)
• vāri – water
  noun (neuter)

वहति (vahati) - flows, carries, bears

(verb)

3rd person , singular, active, present (lat) of vah

present active 3rd person singular of root 'vah'

Root: vah (class 1)

आवर्तते (āvartate) - swirls, revolves, turns round

(verb)

3rd person , singular, middle, present (lat) of ā-vṛt

present middle 3rd person singular of root 'vṛt' with prefix 'ā'

Prefix: ā

Root: vṛt (class 1)

अवनौ (avanau) - on the ground, on the earth

(noun)

Locative, feminine, singular of avani

avani - earth, ground, land

स्वयत्नेन (svayatnena) - by its own effort

(noun)

Instrumental, masculine, singular of svayatna

svayatna - one's own effort, spontaneous exertion

compound of 'sva' (own) and 'yatna' (effort)

Compound type : tatpurusha (sva+yatna)

• sva – own, one's own
  pronoun (masculine)
• yatna – effort, exertion, attempt, endeavor
  noun (masculine)
  from root 'yat' (to endeavor)
  Root: yat (class 1)

अतितीव्रेण (atitīvreṇa) - by exceedingly intense, by very powerful

(adjective)

Instrumental, masculine, singular of atitīvra

atitīvra - exceedingly intense, very powerful, extremely sharp

compound of 'ati' (exceedingly) and 'tīvra' (intense)

Compound type : tatpurusha (ati+tīvra)

• ati – over, beyond, exceeding, very
  indeclinable
  prefix
• tīvra – intense, sharp, fierce, vehement
  adjective (masculine)

परात्मीयात्मना (parātmīyātmanā) - by the Self of another, by the supreme Self

(noun)

Instrumental, masculine, singular of parātmīyātman

parātmīyātman - the Self belonging to another; the supreme Self; another's self

compound of 'parātmīya' (belonging to another/supreme) and 'ātman' (Self)

Compound type : tatpurusha (parātmīya+ātman)

• parātmīya – belonging to another; relating to the supreme Self
  adjective (masculine)
  derived from 'para' (other, supreme) + 'ātman' (Self) with suffix 'īya'
• ātman – Self, soul, essence, breath
  noun (masculine)
  Root: an (class 2)

विना (vinā) - without, except for

(indeclinable)