योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-26, verse-53

लीलया तु यथावस्तु बुद्ध्वा पृथ्व्यादिनास्तिता ।
आकाशमेव संवित्त्या भाति भ्रान्तितयोदितम् ॥ ५३ ॥

līlayā tu yathāvastu buddhvā pṛthvyādināstitā ,
ākāśameva saṃvittyā bhāti bhrāntitayoditam 53

53. līlayā tu yathāvastu buddhvā pṛthvyādi-nāstitā
ākāśam eva saṃvittyā bhāti bhrāntitayā uditam

53. tu līlayā yathāvastu pṛthvyādi-nāstitā buddhvā,
ākāśam eva saṃvittyā bhrāntitayā uditam bhāti.

53. However, having easily (līlayā) understood, according to reality (yathāvastu), the non-existence (nāstitā) of earth and other elements, space (ākāśa) itself appears through consciousness (saṃvit), having arisen as a delusion.

Words meanings summery:

• लीलया (līlayā) - playfully, easily, effortlessly

• तु (tu) - but, however, indeed

• यथावस्तु (yathāvastu) - as it truly is, according to reality, really

• बुद्ध्वा (buddhvā) - having known, having understood

• पृथ्व्यादि-नास्तिता (pṛthvyādi-nāstitā) - the non-existence of earth and other elements

• आकाशम् (ākāśam) - space, ether

• एव (eva) - only, merely, indeed

• संवित्त्या (saṁvittyā) - by consciousness, through awareness

• भाति (bhāti) - appears, shines, seems

• भ्रान्तितया (bhrāntitayā) - by way of illusion, as an illusion/delusion

• उदितम् (uditam) - arisen, appeared

Words meanings and morphology

लीलया (līlayā) - playfully, easily, effortlessly

(noun)

Instrumental, feminine, singular of līlā

līlā - play, sport, ease, grace

Note: Used adverbially.

तु (tu) - but, however, indeed

(indeclinable)

Note: Particle expressing contrast or emphasis.

यथावस्तु (yathāvastu) - as it truly is, according to reality, really

(indeclinable)

Compound type : avyayībhāva (yathā+vastu)

• yathā – as, just as, according to
  indeclinable
• vastu – thing, object, reality, substance
  noun (neuter)

Note: Modifies 'buddhvā'.

बुद्ध्वा (buddhvā) - having known, having understood

(indeclinable)

Absolutive (Gerund)

From root budh with suffix tvā

Root: budh (class 1)

Note: Connects to the main verb 'bhāti'.

पृथ्व्यादि-नास्तिता (pṛthvyādi-nāstitā) - the non-existence of earth and other elements

(noun)

Nominative, feminine, singular of pṛthvyādināstitā

pṛthvyādināstitā - the non-existence of earth, etc.

Compound type : tatpurusha (pṛthvyādi+nāstitā)

• pṛthvyādi – earth and others, starting with earth
  noun (masculine)
• nāstitā – non-existence, absence
  noun (feminine)
  From na asti (is not) + suffix tā (abstract noun)

Note: Syntactically, it is the object of the understanding (buddhvā) as a fact.

आकाशम् (ākāśam) - space, ether

(noun)

Nominative, masculine, singular of ākāśa

ākāśa - space (ākāśa), ether, sky

Prefix: ā

Root: kāś (class 1)

Note: Subject of 'bhāti'.

एव (eva) - only, merely, indeed

(indeclinable)

Note: Emphasizes 'ākāśam'.

संवित्त्या (saṁvittyā) - by consciousness, through awareness

(noun)

Instrumental, feminine, singular of saṃvitti

saṁvitti - consciousness (saṃvit), awareness, knowledge

From sam + root vid + suffix ti

Prefix: sam

Root: vid (class 2)

Note: Instrument through which space appears.

भाति (bhāti) - appears, shines, seems

(verb)

3rd person , singular, active, present (laṭ) of bhā

root verb

Root: bhā (class 2)

भ्रान्तितया (bhrāntitayā) - by way of illusion, as an illusion/delusion

(noun)

Instrumental, feminine, singular of bhrāntitā

bhrāntitā - state of illusion/delusion, illusion

From bhrānti + suffix tā

Note: Used adverbially to describe how it appears.

उदितम् (uditam) - arisen, appeared

(adjective)

Nominative, neuter, singular of udita

udita - risen, appeared, spoken

Past Passive Participle

From root i (to go, rise) with ud prefix. PPP of ud-i.

Prefix: ud

Root: i (class 2)

Note: Qualifies 'ākāśam'.