योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-14, verse-18

नूनं निश्चलतां यातमतिभ्रमितचक्रवत् ।
अनन्तजगदावर्तविवर्तातिशयादिव ॥ १८ ॥

nūnaṃ niścalatāṃ yātamatibhramitacakravat ,
anantajagadāvartavivartātiśayādiva 18

18. nūnam niścalatām yātam atibhramitacakravat
anantajagadāvartavivartātiśayāt iva

18. nūnam atibhramitacakravat iva
anantajagadāvartavivartātiśayāt iva niścalatām yātam

18. Surely, he had attained immobility, as if like an excessively spinning wheel (which appears still), or as it were, due to the overwhelming intensity of the revolutions of the infinite cycles of the cosmos.

Words meanings summery:

• नूनम् (nūnam) - Emphasizes the certainty of the observation. (surely, certainly, indeed, probably)

• निश्चलताम् (niścalatām) - immobility, stillness, steadfastness

• यातम् (yātam) - Attained a state of immobility. (gone, attained, reached)

• अतिभ्रमितचक्रवत् (atibhramitacakravat) - like an excessively spinning wheel

• अनन्तजगदावर्तविवर्तातिशयात् (anantajagadāvartavivartātiśayāt) - The cause for the apparent stillness. (from the excessive/overwhelming revolutions of the infinite cosmic cycles/whirlpools of the world)

• इव (iva) - like, as, as if

Words meanings and morphology

नूनम् (nūnam) - Emphasizes the certainty of the observation. (surely, certainly, indeed, probably)

(indeclinable)

निश्चलताम् (niścalatām) - immobility, stillness, steadfastness

(noun)

Accusative, feminine, singular of niścalatā

niścalatā - immobility, stillness, steadfastness, firmness

From 'niścala' (motionless) + suffix 'tā' (feminine noun formation). 'niścala' is 'nis' (without) + 'cala' (moving).

Compound type : negation compound (nis+cala)

• niścala – motionless, still, firm
  adjective (masculine)
  Derived from 'nis' (without) and 'cala' (moving).
  Prefix: nis
• tā – suffix forming feminine abstract nouns (e.g., -ness, -ity)
  suffix (feminine)

Note: Object of 'yātam' (to attain/go to stillness).

यातम् (yātam) - Attained a state of immobility. (gone, attained, reached)

(adjective)

Accusative, masculine, singular of yāta

yāta - gone, moved, attained, reached

Past Passive Participle

From root 'yā' (to go, move).

Root: yā (class 2)

अतिभ्रमितचक्रवत् (atibhramitacakravat) - like an excessively spinning wheel

(indeclinable)

Compound 'ati' (excessive) + 'bhramita' (spun) + 'cakra' (wheel) + 'vat' (like, as if). 'bhramita' is PPP of 'bhram'.

Compound type : tatpurusha then adverbial suffix (ati+bhramita+cakra+vat)

• ati – excessive, over, beyond
  prefix
• bhramita – spun, revolved, wandered
  adjective (masculine)
  Past Passive Participle
  Derived from root 'bhram' (to wander, to spin).
  Root: bhram (class 1)
• cakra – wheel, discus, cycle
  noun (neuter)
• vat – like, as, in the manner of
  indeclinable
  Suffix forming adverbs of comparison.

अनन्तजगदावर्तविवर्तातिशयात् (anantajagadāvartavivartātiśayāt) - The cause for the apparent stillness. (from the excessive/overwhelming revolutions of the infinite cosmic cycles/whirlpools of the world)

(noun)

Ablative, masculine, singular of anantajagadāvartavivartātiśaya

anantajagadāvartavivartātiśaya - excessive/overwhelming revolutions of the infinite world-cycles

Compound 'ananta' (infinite) + 'jagat' (world) + 'āvarta' (whirlpool, cycle) + 'vivarta' (revolution, transformation) + 'atiśaya' (excess, intensity).

Compound type : complex tatpurusha (ananta+jagat+āvarta+vivarta+atiśaya)

• ananta – endless, infinite
  adjective (masculine)
  'a' (negation) + 'anta' (end).
• jagat – world, universe, moving
  noun (neuter)
  Present active participle of 'gam' (to go), used as a noun.
  Root: gam (class 1)
• āvarta – whirlpool, revolution, cycle
  noun (masculine)
  From 'ā' (towards) + root 'vṛt' (to turn).
  Prefix: ā
  Root: vṛt (class 1)
• vivarta – revolution, transformation, illusion
  noun (masculine)
  From 'vi' (apart, different) + root 'vṛt' (to turn).
  Prefix: vi
  Root: vṛt (class 1)
• atiśaya – excess, abundance, greatness, intensity
  noun (masculine)
  From 'ati' (over, beyond) + root 'śī' (to lie, to exceed).
  Prefix: ati
  Root: śī (class 2)

Note: Indicates cause: 'from/due to the excess'.

इव (iva) - like, as, as if

(indeclinable)