योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-57, verse-13

अन्तरस्ति यदात्मेन्दोश्चिद्रूपं चिद्रसायनम् ।
स्वत आस्वादितं तेन तदहंतादिनोदितम् ॥ १३ ॥

antarasti yadātmendościdrūpaṃ cidrasāyanam ,
svata āsvāditaṃ tena tadahaṃtādinoditam 13

13. antaram asti yat ātma-indoḥ cit-rūpam cit-rasāyanam
svataḥ āsvāditam tena tat ahaṃtā-ādinā uditam

13. antaram yat ātma-indoḥ cit-rūpam cit-rasāyanam asti,
tena svataḥ āsvāditam tat ahaṃtā-ādinā uditam

13. That which is within (antaram asti), the conscious form (cit-rūpam) and conscious elixir (cit-rasāyanam) of the Self-moon (ātman-indu) – when that (yat) is spontaneously (svataḥ) tasted (āsvāditam) by him (tena), that (tat) is then manifested (uditam) through ego (ahaṃtā) and similar faculties.

Words meanings summery:

• अन्तरम् (antaram) - within, inside

• अस्ति (asti) - is, exists

• यत् (yat) - that which, what

• आत्म-इन्दोः (ātma-indoḥ) - of the moon of the Self (ātman), of the Self-moon

• चित्-रूपम् (cit-rūpam) - form of consciousness, conscious form

• चित्-रसायनम् (cit-rasāyanam) - elixir of consciousness, conscious elixir

• स्वतः (svataḥ) - by oneself, by itself, spontaneously, naturally

• आस्वादितम् (āsvāditam) - tasted, experienced, savored

• तेन (tena) - by him, by that

• तत् (tat) - that, it

• अहंता-आदिना (ahaṁtā-ādinā) - by ego (ahaṃtā) and similar things

• उदितम् (uditam) - arisen, expressed, manifested, spoken

Words meanings and morphology

अन्तरम् (antaram) - within, inside

(indeclinable)

Note: Used adverbially here.

अस्ति (asti) - is, exists

(verb)

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

Root: as (class 2)

यत् (yat) - that which, what

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that which, who

आत्म-इन्दोः (ātma-indoḥ) - of the moon of the Self (ātman), of the Self-moon

(noun)

Genitive, masculine, singular of ātmendu

ātmendu - moon of the Self, Self-moon

Compound type : ṣaṣṭhī-tatpuruṣa (ātman+indu)

• ātman – Self, soul, essence
  noun (masculine)
• indu – moon, drop
  noun (masculine)

चित्-रूपम् (cit-rūpam) - form of consciousness, conscious form

(noun)

Nominative, neuter, singular of citrūpa

citrūpa - form of consciousness, conscious form

Compound type : tatpuruṣa (cit+rūpa)

• cit – consciousness, knowledge, understanding
  noun (feminine)
  Root: cit (class 1)
• rūpa – form, shape, nature, image
  noun (neuter)

चित्-रसायनम् (cit-rasāyanam) - elixir of consciousness, conscious elixir

(noun)

Nominative, neuter, singular of citrasāyana

citrasāyana - elixir of consciousness, conscious elixir

Compound type : tatpuruṣa (cit+rasāyana)

• cit – consciousness, knowledge, understanding
  noun (feminine)
  Root: cit (class 1)
• rasāyana – elixir, tonic, chemistry, alchemy
  noun (neuter)

स्वतः (svataḥ) - by oneself, by itself, spontaneously, naturally

(indeclinable)

From sva (own) + tas (ablative suffix)

आस्वादितम् (āsvāditam) - tasted, experienced, savored

(adjective)

Nominative, neuter, singular of āsvādita

āsvādita - tasted, experienced, savored

Past Passive Participle

From root svād (to taste) with prefix ā

Prefix: ā

Root: svād (class 1)

तेन (tena) - by him, by that

(pronoun)

Instrumental, masculine, singular of tad

tad - that, he, she, it

तत् (tat) - that, it

(pronoun)

Nominative, neuter, singular of tad

tad - that, it

अहंता-आदिना (ahaṁtā-ādinā) - by ego (ahaṃtā) and similar things

(noun)

Instrumental, masculine, singular of ahaṃtādi

ahaṁtādi - ego (ahaṃtā) and so forth, egoism and the like

Compound type : tatpuruṣa (ahaṃtā+ādi)

• ahaṃtā – ego, egoism, 'I'-ness
  noun (feminine)
• ādi – beginning, and so forth, etc.
  indeclinable

उदितम् (uditam) - arisen, expressed, manifested, spoken

(adjective)

Nominative, neuter, singular of udita

udita - arisen, appeared, expressed, spoken, uttered

Past Passive Participle

From root ī (to go, move, rise) with prefix ud OR from root vad (to speak) with prefix ud

Prefix: ud

Root: ī (class 2)