योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-53, verse-50

अधिगतपरमार्थतामुपेत्य प्रसभमपास्य विकल्पजालमुच्चैः ।
अधिगमय पदं तदद्वितीयं विततसुखाय सुषुप्तचित्तवृत्तिः ॥ ५० ॥

adhigataparamārthatāmupetya prasabhamapāsya vikalpajālamuccaiḥ ,
adhigamaya padaṃ tadadvitīyaṃ vitatasukhāya suṣuptacittavṛttiḥ 50

50. adhigataparārthatām upetya
prasabham apāsya vikalpajālam uccaiḥ
adhigamaya padam tat advitīyam
vitatasukhāya suṣuptacittavṛttiḥ

50. adhigataparārthatām upetya uccaiḥ
prasabham vikalpajālam apāsya
suṣuptacittavṛttiḥ tat advitīyam
vitatasukhāya padam adhigamaya

50. Having realized the ultimate truth, and having completely cast aside the extensive net of mental distinctions (vikalpa), O you whose mental modifications (cittavṛtti) are dormant, attain that non-dual (advitīya) state for boundless bliss.

Words meanings summery:

• अधिगतपरार्थताम् (adhigataparārthatām) - the state of having realized the highest truth/goal

• उपेत्य (upetya) - having attained, having approached, having reached

• प्रसभम् (prasabham) - forcibly, completely, vehemently

• अपास्य (apāsya) - having discarded, having thrown away, having rejected

• विकल्पजालम् (vikalpajālam) - the net of mental distinctions, the snare of doubt/false notions

• उच्चैः (uccaiḥ) - strongly, highly, loudly, completely

• अधिगमय (adhigamaya) - cause to attain, realize, achieve

• पदम् (padam) - state, abode, supreme state, position

• तत् (tat) - that

• अद्वितीयम् (advitīyam) - non-dual, without a second

• विततसुखाय (vitatasukhāya) - for extended happiness, for boundless bliss, for vast joy

• सुषुप्तचित्तवृत्तिः (suṣuptacittavṛttiḥ) - O you whose mind-functions are in a state of deep sleep (i.e., tranquil) (one whose mental modifications are dormant, one whose mind-functions are asleep)

Words meanings and morphology

अधिगतपरार्थताम् (adhigataparārthatām) - the state of having realized the highest truth/goal

(noun)

Accusative, feminine, singular of adhigataparārthatā

adhigataparārthatā - the state of having attained or understood the supreme purpose

From `adhigata-parārtha` + `tā` (abstract noun suffix)

Compound type : tatpuruṣa (adhigata+parārtha+tā)

• adhigata – obtained, acquired, learned, understood
  adjective (masculine/neuter)
  Past Passive Participle
  `adhi` + `gam` + `kta` (suffix)
  Prefix: adhi
  Root: gam (class 1)
• parārtha – highest goal, supreme good, ultimate truth, purpose of others
  noun (masculine/neuter)
  `para` (supreme) + `artha` (goal, purpose)
• tā – suffix for abstract noun, state, quality
  suffix (feminine)
  Abstract noun suffix

Note: Object of `upetya`.

उपेत्य (upetya) - having attained, having approached, having reached

(indeclinable)

Absolutive (gerund)

From `upa` + `i` (to go) + `lyap` (suffix)

Prefix: upa

Root: i (class 2)

प्रसभम् (prasabham) - forcibly, completely, vehemently

(indeclinable)

`pra` (forth) + `sabha` (assembly, but here likely means strength)

Note: Adverb modifying `apāsya`.

अपास्य (apāsya) - having discarded, having thrown away, having rejected

(indeclinable)

Absolutive (gerund)

From `apa` + `as` (to throw) + `lyap` (suffix)

Prefix: apa

Root: as (class 4)

विकल्पजालम् (vikalpajālam) - the net of mental distinctions, the snare of doubt/false notions

(noun)

Accusative, neuter, singular of vikalpajāla

vikalpajāla - a net or entanglement of mental constructs or doubts

Compound type : tatpuruṣa (vikalpa+jāla)

• vikalpa – mental distinction, conceptualization, doubt, alternative
  noun (masculine)
  From `vi` + `kḷp` (to be arranged) + `a` (suffix)
  Prefix: vi
  Root: kḷp (class 1)
• jāla – net, snare, web, entanglement
  noun (neuter)
  Root: jal (class 1)

Note: Object of `apāsya`.

उच्चैः (uccaiḥ) - strongly, highly, loudly, completely

(indeclinable)

Adverb formed from `ud` + `ci` (to heap)

Prefix: ud

Root: ci (class 5)

Note: Adverb modifying `apāsya`.

अधिगमय (adhigamaya) - cause to attain, realize, achieve

(verb)

2nd person , singular, active, imperative (loṭ) of adhigam

Causative Imperative, 2nd person singular

From `adhi` + `gam` (to go) in causative form (gam + aya) + imperative ending.

Prefix: adhi

Root: gam (class 1)

पदम् (padam) - state, abode, supreme state, position

(noun)

Accusative, neuter, singular of pada

pada - step, foot, place, state, supreme state, word

From root `pad` (to go)

Root: pad (class 4)

Note: Object of `adhigamaya`.

तत् (tat) - that

(pronoun)

Accusative, neuter, singular of tad

tad - that, that one

Demonstrative pronoun

अद्वितीयम् (advitīyam) - non-dual, without a second

(adjective)

Accusative, neuter, singular of advitīya

advitīya - without a second, unique, non-dual

`a` (not) + `dvitīya` (second)

Compound type : bahuvrihi (a+dvitīya)

• a – not, non-
  indeclinable
  negative prefix
• dvitīya – second, secondary
  adjective (neuter)

Note: Qualifies `padam`.

विततसुखाय (vitatasukhāya) - for extended happiness, for boundless bliss, for vast joy

(noun)

Dative, neuter, singular of vitatasukha

vitatasukha - extended happiness, vast joy, boundless bliss

Compound type : karmadhāraya (vitata+sukha)

• vitata – extended, spread out, vast, extensive
  adjective (neuter)
  Past Passive Participle
  `vi` + `tan` (to stretch) + `kta` (suffix)
  Prefix: vi
  Root: tan (class 8)
• sukha – happiness, joy, pleasure, ease, bliss
  noun (neuter)
  `su` (good) + `kha` (opening/space) - "good space/abode"
  Prefix: su

Note: Indicates purpose.

सुषुप्तचित्तवृत्तिः (suṣuptacittavṛttiḥ) - O you whose mind-functions are in a state of deep sleep (i.e., tranquil) (one whose mental modifications are dormant, one whose mind-functions are asleep)

(adjective)

Nominative, masculine, singular of suṣuptacittavṛtti

suṣuptacittavṛtti - one whose mental modifications are in a state of deep sleep

Compound type : bahuvrihi (suṣupta+cittavṛtti)

• suṣupta – deeply asleep, dormant, unconscious
  adjective (neuter)
  Past Passive Participle
  From `su` (good) + `śup` (to sleep) + `kta` (suffix).
  Prefix: su
  Root: svap (class 2)
• cittavṛtti – mental modification, thought-wave, activity of the mind
  noun (feminine)
  `citta` (mind) + `vṛtti` (modification, function)
  Root: vṛt (class 1)

Note: Implied vocative address.