योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-18, verse-22

ब्रह्मणः कारणं किं स्यादिति वक्तुं न युज्यते ।
स्वभावो निर्विशेषत्वात्परो वक्तुं न युज्यते ॥ २२ ॥

brahmaṇaḥ kāraṇaṃ kiṃ syāditi vaktuṃ na yujyate ,
svabhāvo nirviśeṣatvātparo vaktuṃ na yujyate 22

22. brahmaṇaḥ kāraṇam kim syāt iti vaktum na yujyate
svabhāvaḥ nirviśeṣatvāt paraḥ vaktum na yujyate

22. brahmaṇaḥ kāraṇam kim syāt iti vaktum na yujyate
svabhāvaḥ nirviśeṣatvāt paraḥ vaktum na yujyate

22. It is not appropriate to state what could be the cause of (brahman). Due to its undifferentiated nature, it is not appropriate to describe its intrinsic nature as supreme.

Words meanings summery:

• ब्रह्मणः (brahmaṇaḥ) - of (brahman) (the Absolute) (of Brahman)

• 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)

• स्वभावः (svabhāvaḥ) - intrinsic nature (intrinsic nature, own being, innate disposition)

• निर्विशेषत्वात् (nirviśeṣatvāt) - due to its undifferentiated nature (due to being without specific attributes, from the state of being undifferentiated)

• परः (paraḥ) - supreme, transcendent (supreme, highest, ultimate, other, transcendent)

Words meanings and morphology

ब्रह्मणः (brahmaṇaḥ) - of (brahman) (the Absolute) (of Brahman)

(noun)

Genitive, neuter, singular of brahman

brahman - the Absolute, ultimate reality, the Supreme Being

Root: bṛh

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)

स्वभावः (svabhāvaḥ) - intrinsic nature (intrinsic nature, own being, innate disposition)

(noun)

Nominative, masculine, singular of svabhāva

svabhāva - own being, intrinsic nature, innate disposition, natural state

`sva` (own) + `bhāva` (being/nature)

Compound type : tatpuruṣa (sva+bhāva)

• sva – own, self
  pronoun
• bhāva – being, state of being, nature, emotion
  noun (masculine)
  from root `bhū`
  Root: bhū (class 1)

निर्विशेषत्वात् (nirviśeṣatvāt) - due to its undifferentiated nature (due to being without specific attributes, from the state of being undifferentiated)

(noun)

Ablative, neuter, singular of nirviśeṣatva

nirviśeṣatva - state of being without specific attributes, undifferentiated nature

`nir-viśeṣa` + `tva` (abstract noun suffix)

Compound type : tatpuruṣa (nis+viśeṣa+tva)

• nis – without, out, devoid of
  indeclinable
• viśeṣa – specific attribute, particularity, distinction
  noun (masculine)
  from `vi` + `śiṣ`
  Prefix: vi
  Root: śiṣ (class 7)
• tva – (suffix) indicating state or quality of being
  suffix (neuter)
  abstract noun suffix

परः (paraḥ) - supreme, transcendent (supreme, highest, ultimate, other, transcendent)

(adjective)

Nominative, masculine, singular of para

para - supreme, highest, ultimate, distant, other, subsequent

Note: Qualifies an implicit subject (Brahman's nature).