योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-5, verse-6

आत्मनैवान्तरानन्दं तत्प्राप्तोऽस्म्यन्तवर्जितम् ।
रसायनरसास्वादो यत्र नाथ तृणायते ॥ ६ ॥

ātmanaivāntarānandaṃ tatprāpto'smyantavarjitam ,
rasāyanarasāsvādo yatra nātha tṛṇāyate 6

6. ātmanā eva antarānandam tat prāptaḥ asmi
antavarjitam rasāyanarasāsvādaḥ yatra nātha tṛṇāyate

6. nātha ātmanā eva tat antavarjitam antarānandam aham
prāptaḥ asmi yatra rasāyanarasāsvādaḥ tṛṇāyate

6. O Lord, I have attained that boundless inner joy by my own self (ātman), a joy where even the taste of elixirs becomes as insignificant as a blade of grass.

Words meanings summery:

• आत्मना (ātmanā) - by the self (ātman) alone. (by the self, by oneself, by the soul (ātman).)

• एव (eva) - alone, itself. (only, just, indeed, alone.)

• अन्तरानन्दम् (antarānandam) - inner joy. (inner joy, internal happiness.)

• तत् (tat) - that (joy). (that, it.)

• प्राप्तः (prāptaḥ) - attained. (attained, obtained, reached.)

• अस्मि (asmi) - I am.

• अन्तवर्जितम् (antavarjitam) - boundless. (endless, boundless, unlimited.)

• रसायनरसास्वादः (rasāyanarasāsvādaḥ) - the taste of elixirs.

• यत्र (yatra) - where, in which state. (where, in which, in which case.)

• नाथ (nātha) - O Lord. (O Lord, O protector, O master.)

• तृणायते (tṛṇāyate) - becomes as insignificant as a blade of grass. (is like a blade of grass, is insignificant.)

Words meanings and morphology

आत्मना (ātmanā) - by the self (ātman) alone. (by the self, by oneself, by the soul (ātman).)

(noun)

Instrumental, masculine, singular of ātman

ātman - self, soul, spirit, ultimate reality (ātman).

n-stem masculine noun.

एव (eva) - alone, itself. (only, just, indeed, alone.)

(indeclinable)

Emphatic particle.

अन्तरानन्दम् (antarānandam) - inner joy. (inner joy, internal happiness.)

(noun)

Accusative, masculine, singular of antarānanda

antarānanda - inner joy, internal happiness, spiritual bliss.

Compound antara (inner) + ānanda (joy).

Compound type : tatpuruṣa (antara+ānanda)

• antara – interior, inner, intermediate
  adjective (neuter)
• ānanda – joy, bliss, happiness, delight
  noun (masculine)
  From ā-nand (to rejoice).
  Prefix: ā
  Root: nand (class 1)

तत् (tat) - that (joy). (that, it.)

(pronoun)

Accusative, neuter, singular of tad

tad - that, it (demonstrative pronoun).

प्राप्तः (prāptaḥ) - attained. (attained, obtained, reached.)

(adjective)

Nominative, masculine, singular of prāpta

prāpta - attained, obtained, reached, gained.

Past Passive Participle

From pra-āp (to obtain, reach).

Prefix: pra

Root: āp (class 5)

अस्मि (asmi) - I am.

(verb)

1st person , singular, active, present (laṭ) of as

Present Tense, Active Voice, Parasmaipada

Root as (class 2).

Root: as (class 2)

अन्तवर्जितम् (antavarjitam) - boundless. (endless, boundless, unlimited.)

(adjective)

Accusative, masculine, singular of antavarjita

antavarjita - endless, boundless, unlimited, without termination.

Compound anta (end) + varjita (devoid of, free from).

Compound type : bahuvrīhi (anta+varjita)

• anta – end, limit, boundary
  noun (masculine)
• varjita – devoid of, free from, excluded, abandoned
  adjective (neuter)
  Past Passive Participle
  From root vṛj (to abandon, exclude).
  Root: vṛj (class 1)

रसायनरसास्वादः (rasāyanarasāsvādaḥ) - the taste of elixirs.

(noun)

Nominative, masculine, singular of rasāyanarasāsvāda

rasāyanarasāsvāda - the taste or savor of elixirs or chemical preparations.

Compound rasāyana (elixir) + rasa (juice, taste) + āsvāda (taste, savor).

Compound type : ṣaṣṭhī-tatpuruṣa (rasāyana+rasa+āsvāda)

• rasāyana – elixir, tonic, chemistry, alchemy
  noun (neuter)
  Compound rasa (juice, essence) + ayana (course, path).
• rasa – juice, taste, essence, emotion, mercury
  noun (masculine)
  Root: ras (class 1)
• āsvāda – taste, savor, flavor, enjoyment
  noun (masculine)
  From ā-svād (to taste).
  Prefix: ā
  Root: svād (class 1)

Note: Subject of 'tṛṇāyate'.

यत्र (yatra) - where, in which state. (where, in which, in which case.)

(indeclinable)

Adverbial derivative of ya (which).

नाथ (nātha) - O Lord. (O Lord, O protector, O master.)

(noun)

Vocative, masculine, singular of nātha

nātha - lord, master, protector, owner, husband.

a-stem masculine noun.

Root: nāth (class 1)

तृणायते (tṛṇāyate) - becomes as insignificant as a blade of grass. (is like a blade of grass, is insignificant.)

(verb)

3rd person , singular, middle, present (laṭ) of tṛṇāya

Present Tense, Middle Voice (ātmanepada)

Denominative verb from tṛṇa (grass) with suffix -āya (to behave like, to become like).

Note: Denominative verb from tṛṇa.