योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-10, verse-45

अचेत्यस्यामनस्कस्य जीवतो या स्वभावतः ।
स्यात्स्थितिः सा परा शान्ता सत्ता तस्याद्यवस्तुनः ॥ ४५ ॥

acetyasyāmanaskasya jīvato yā svabhāvataḥ ,
syātsthitiḥ sā parā śāntā sattā tasyādyavastunaḥ 45

45. acetyasya amanaskasya jīvataḥ yā svabhāvataḥ syāt
sthitiḥ sā parā śāntā sattā tasya ādyavastunaḥ

45. yā acetyasya amanaskasya jīvataḥ svabhāvataḥ sthitiḥ syāt,
sā parā śāntā sattā tasya ādyavastunaḥ

45. That state of being (sthiti), which by its intrinsic nature (svabhāvataḥ) belongs to the living (jīvataḥ) entity that is beyond thought (acetya) and mind (amanaska), is indeed the supreme, tranquil reality (sattā) of that primal (ādya) principle.

Words meanings summery:

• अचेत्यस्य (acetyasya) - of the unthinkable, of that which is beyond thought, of the inconceivable

• अमनस्कस्य (amanaskasya) - of the mindless, of that which is without mind

• जीवतः (jīvataḥ) - of the living, of the existing, of a living being

• या (yā) - which (feminine)

• स्वभावतः (svabhāvataḥ) - by intrinsic nature, naturally, inherently

• स्यात् (syāt) - may be, should be, exists

• स्थितिः (sthitiḥ) - state, condition, existence, abiding

• सा (sā) - that (feminine)

• परा (parā) - supreme, ultimate, higher

• शान्ता (śāntā) - peaceful, tranquil, calm, quiet

• सत्ता (sattā) - existence, being, reality

• तस्य (tasya) - of that (masculine/neuter)

• आद्यवस्तुनः (ādyavastunaḥ) - of the primal entity, of the original substance, of the primary element

Words meanings and morphology

अचेत्यस्य (acetyasya) - of the unthinkable, of that which is beyond thought, of the inconceivable

(adjective)

Genitive, masculine, singular of acetya

acetya - unthinkable, inconceivable, not to be conceived or known

Gerundive

Derived from root `cit` (to perceive, understand) with `ya` suffix (gerundive) and `a` negative prefix.

Compound type : nañ-tatpuruṣa (a+cetaya)

• a – not, non-
  indeclinable
  Negative prefix.
• cetaya – thinkable, perceivable, conceivable
  adjective (masculine)
  Gerundive
  From root `cit` (to perceive, understand, know) with `ya` suffix.
  Root: cit (class 1)

Note: Modifies `jīvataḥ`.

अमनस्कस्य (amanaskasya) - of the mindless, of that which is without mind

(adjective)

Genitive, masculine, singular of amanaska

amanaska - mindless, without mind

Derived from `manas` (mind) with `ka` suffix and `a` negative prefix.

Compound type : nañ-bahuvrīhi (a+manas+ka)

• a – not, non-
  indeclinable
  Negative prefix.
• manas – mind, intellect, internal organ
  noun (neuter)
• ka – suffix indicating 'having' or 'related to'
  suffix (adjective-forming)

Note: Modifies `jīvataḥ`.

जीवतः (jīvataḥ) - of the living, of the existing, of a living being

(adjective)

Genitive, masculine, singular of jīvat

jīvat - living, existing, a living being

Present Active Participle

Derived from root `jīv` (to live) with `śatṛ` (at) suffix.

Root: jīv (class 1)

Note: This is a present active participle functioning substantively.

या (yā) - which (feminine)

(pronoun)

Nominative, feminine, singular of ya

ya - which, what

स्वभावतः (svabhāvataḥ) - by intrinsic nature, naturally, inherently

(indeclinable)

The `tas` suffix indicates 'from,' 'by means of,' or 'by nature'.

Compound type : karmadhāraya (sva+bhāva)

• sva – own, self
  pronoun (masculine)
• bhāva – state of being, nature, existence, feeling
  noun (masculine)
  Action noun
  From root `bhū` (to be).
  Root: bhū (class 1)

Note: Acts adverbially, modifying `syāt`.

स्यात् (syāt) - may be, should be, exists

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of as

Optative Mood

3rd person singular optative active of root `as`.

Root: as (class 2)

स्थितिः (sthitiḥ) - state, condition, existence, abiding

(noun)

Nominative, feminine, singular of sthiti

sthiti - standing, staying, state, condition, existence, stability

Action noun

Derived from root `sthā` (to stand) with `ktin` suffix.

Root: sthā (class 1)

Note: Subject of `syāt`.

सा (sā) - that (feminine)

(pronoun)

Nominative, feminine, singular of tad

tad - that, she, it

परा (parā) - supreme, ultimate, higher

(adjective)

Nominative, feminine, singular of para

para - supreme, ultimate, higher, excellent, chief

शान्ता (śāntā) - peaceful, tranquil, calm, quiet

(adjective)

Nominative, feminine, singular of śānta

śānta - peaceful, tranquil, calm, quieted, ceased

Past Passive Participle

From root `śam` (to be calm, cease) with `kta` suffix.

Root: śam (class 4)

सत्ता (sattā) - existence, being, reality

(noun)

Nominative, feminine, singular of sattā

sattā - existence, being, reality, essence

Derived from root `as` (to be) through `sat` (present participle) + `tā` (suffix for abstract noun).

Root: as (class 2)

तस्य (tasya) - of that (masculine/neuter)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, it

आद्यवस्तुनः (ādyavastunaḥ) - of the primal entity, of the original substance, of the primary element

(noun)

Genitive, neuter, singular of ādyavastu

ādyavastu - primal entity, original substance, primary element

Compound of `ādya` (primal) and `vastu` (entity).

Compound type : karmadhāraya (ādya+vastu)

• ādya – first, primal, original, primeval
  adjective (masculine)
  Derived from `ādi` (beginning) + `ya` suffix.
• vastu – entity, object, substance, reality, thing
  noun (neuter)
  Root: vas (class 1)