योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-18, verse-21

ब्रह्मकारणको जीवो जगद्रूपेण जृम्भते ।
रसस्य कारणं किं स्यादिति वक्तुं न युज्यते ॥ २१ ॥

brahmakāraṇako jīvo jagadrūpeṇa jṛmbhate ,
rasasya kāraṇaṃ kiṃ syāditi vaktuṃ na yujyate 21

21. brahma-kāraṇakaḥ jīvaḥ jagat-rūpeṇa jṛmbhate
rasasya kāraṇam kim syāt iti vaktum na yujyate

21. jīvaḥ brahma-kāraṇakaḥ jagat-rūpeṇa jṛmbhate
rasasya kāraṇam kim syāt iti vaktum na yujyate

21. The individual soul, whose origin is (brahman), expands and manifests as the world. It is not appropriate to state what could be the cause of the ultimate essence.

Words meanings summery:

• ब्रह्म-कारणकः (brahma-kāraṇakaḥ) - having Brahman as its cause

• जीवः (jīvaḥ) - individual soul (living being, individual soul)

• जगत्-रूपेण (jagat-rūpeṇa) - in the form of the world

• जृम्भते (jṛmbhate) - expands, manifests (expands, manifests, yawns)

• रसस्य (rasasya) - of the ultimate essence (of the essence, of the taste, of the juice, of the delight)

• कारणम् (kāraṇam) - cause (cause, reason, instrument)

• किम् (kim) - what (what, which, why)

• स्यात् (syāt) - might be, could be (might be, would be, should be)

• इति (iti) - thus, indicating a question (thus, in this manner, indicates a quotation or conclusion)

• वक्तुम् (vaktum) - to state, to explain (to say, to speak)

• न (na) - not (not, no)

• युज्यते (yujyate) - is appropriate, is proper (is joined, is fit, is proper, is suitable)

Words meanings and morphology

ब्रह्म-कारणकः (brahma-kāraṇakaḥ) - having Brahman as its cause

(adjective)

Nominative, masculine, singular of brahma-kāraṇaka

brahma-kāraṇaka - having Brahman as the cause, caused by Brahman

compound adjective

Compound type : bahuvrīhi (brahman+kāraṇa+ka)

• brahman – the Absolute, ultimate reality, the Supreme Being
  noun (neuter)
  Root: bṛh
• kāraṇa – cause, reason, origin
  noun (neuter)
  derived from root `kṛ` + `ana` suffix
  Root: kṛ (class 8)
• ka – (suffix) indicating 'related to', 'having', 'belonging to'
  suffix
  `pratyaya` (suffix)

जीवः (jīvaḥ) - individual soul (living being, individual soul)

(noun)

Nominative, masculine, singular of jīva

jīva - life, living, soul, individual soul

from root `jīv`

Root: jīv (class 1)

जगत्-रूपेण (jagat-rūpeṇa) - in the form of the world

(noun)

Instrumental, neuter, singular of jagat-rūpa

jagat-rūpa - having the form of the world, world-form

compound

Compound type : tatpuruṣa (jagat+rūpa)

• jagat – world, universe, moving
  noun (neuter)
  present active participle
  from root `gam` (to go)
  Root: gam (class 1)
• rūpa – form, shape, appearance, nature
  noun (neuter)

जृम्भते (jṛmbhate) - expands, manifests (expands, manifests, yawns)

(verb)

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

Root: jṛmbh (class 1)

रसस्य (rasasya) - of the ultimate essence (of the essence, of the taste, of the juice, of the delight)

(noun)

Genitive, masculine, singular of rasa

rasa - juice, fluid, taste, essence, delight, aesthetic experience

Root: ras (class 1)

कारणम् (kāraṇam) - cause (cause, reason, instrument)

(noun)

Nominative, neuter, singular of kāraṇa

kāraṇa - cause, reason, origin, instrument

from root `kṛ` + `ana` suffix

Root: kṛ (class 8)

किम् (kim) - what (what, which, why)

(pronoun)

Nominative, neuter, singular of kim

kim - what, which, why, whether

interrogative pronoun

स्यात् (syāt) - might be, could be (might be, would be, should be)

(verb)

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

optative mood

third person singular optative active of `as`

Root: as (class 2)

इति (iti) - thus, indicating a question (thus, in this manner, indicates a quotation or conclusion)

(indeclinable)

वक्तुम् (vaktum) - to state, to explain (to say, to speak)

(indeclinable)

infinitive

infinitive form of root `vac`

Root: vac (class 2)

न (na) - not (not, no)

(indeclinable)

युज्यते (yujyate) - is appropriate, is proper (is joined, is fit, is proper, is suitable)

(verb)

3rd person , singular, passive, present (laṭ) of yuj

passive voice

third person singular present passive (or middle voice of class 4)

Root: yuj (class 4)