योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-168, verse-21

तदिदं बुद्धिसंस्कारदृश्यमित्यादिका स्मृतिः ।
न संभवति यत्तत्त्वं कथयेदं कथं भवेत् ॥ २१ ॥

tadidaṃ buddhisaṃskāradṛśyamityādikā smṛtiḥ ,
na saṃbhavati yattattvaṃ kathayedaṃ kathaṃ bhavet 21

21. tat idam buddhisaṃskāradṛśyam iti ādikā smṛtiḥ na
saṃbhavati yat tattvam kathayet idam katham bhavet

21. idam buddhisaṃskāradṛśyam iti ādikā smṛtiḥ yat tattvam
na saṃbhavati idam katham kathayet katham bhavet

21. A recollection (smṛti) such as "this is perceived as an effect of mental impressions (buddhisaṃskāra)" cannot be applicable to ultimate reality (tattva). If it is not ultimate reality, how can this (perception through impressions) truly come into being?

Words meanings summery:

• तत् (tat) - that

• इदम् (idam) - this

• बुद्धिसंस्कारदृश्यम् (buddhisaṁskāradṛśyam) - that which is seen as a mental impression

• इति (iti) - thus, so, a marker for quoted speech or thought

• आदिका (ādikā) - beginning with, and so on, of that kind

• स्मृतिः (smṛtiḥ) - memory, recollection, tradition

• न (na) - not, no

• संभवति (saṁbhavati) - cannot be possible, cannot exist (as reality) (exists, is possible, originates)

• यत् (yat) - if (which, that, if)

• तत्त्वम् (tattvam) - ultimate reality (reality, truth, essence)

• कथयेत् (kathayet) - one might state, it may be stated

• इदम् (idam) - this (mental impression or its perception) (this)

• कथम् (katham) - how, why

• भवेत् (bhavet) - may be, should be, would be, could be

Words meanings and morphology

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Note: nominative singular neuter, here serving as a correlative or simply "that".

इदम् (idam) - this

(pronoun)

Nominative, neuter, singular of idam

idam - this, here

Note: nominative singular neuter, referring to the perceived world.

बुद्धिसंस्कारदृश्यम् (buddhisaṁskāradṛśyam) - that which is seen as a mental impression

(adjective)

Nominative, neuter, singular of buddhisaṃskāradṛśya

buddhisaṁskāradṛśya - perceived through mental impressions, seen as a mental trace

Compound type : tatpuruṣa (buddhisaṃskāra+dṛśya)

• buddhisaṃskāra – mental impression, predisposition, latent impression of mind (saṃskāra)
  noun (masculine)
  compound of buddhi (intellect/mind) and saṃskāra (impression)
• dṛśya – visible, to be seen, object of sight
  adjective (neuter)
  Gerundive (Potential Passive Participle)
  derived from root √dṛś (to see)
  Root: dṛś (class 1)

Note: nominative singular neuter, modifying an implied subject (like 'this world').

इति (iti) - thus, so, a marker for quoted speech or thought

(indeclinable)

आदिका (ādikā) - beginning with, and so on, of that kind

(adjective)

Nominative, feminine, singular of ādika

ādika - beginning with, foremost, etcetera, of that nature

feminine form of ādika

Note: nominative singular feminine, agreeing with smṛtiḥ.

स्मृतिः (smṛtiḥ) - memory, recollection, tradition

(noun)

Nominative, feminine, singular of smṛti

smṛti - memory, recollection, remembrance, tradition, sacred law

derived from root √smṛ (to remember)

Root: smṛ (class 1)

Note: nominative singular of smṛti

न (na) - not, no

(indeclinable)

negative particle

संभवति (saṁbhavati) - cannot be possible, cannot exist (as reality) (exists, is possible, originates)

(verb)

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

Present Tense, Active Voice

formed from root √bhū (to be) with prefix sam

Prefix: sam

Root: bhū (class 1)

Note: 3rd person singular present active voice.

यत् (yat) - if (which, that, if)

(indeclinable)

relative pronoun/conditional particle

Note: functions as "if" or "that which"

तत्त्वम् (tattvam) - ultimate reality (reality, truth, essence)

(noun)

Nominative, neuter, singular of tattva

tattva - reality, truth, principle, essence, true nature

derived from tad (that) + tva (suffix for abstract noun)

Note: nominative singular neuter, here meaning "ultimate reality."

कथयेत् (kathayet) - one might state, it may be stated

(verb)

3rd person , singular, active, optative (vidhiliṅ) of kath

Optative Mood, Active Voice

formed from the causative stem kathaya- of √kath (to speak, tell), with optative suffix -īya and parasmaipada ending -t

Root: kath (class 10)

Note: 3rd person singular optative active voice.

इदम् (idam) - this (mental impression or its perception) (this)

(pronoun)

Accusative, neuter, singular of idam

idam - this, here

Note: accusative singular neuter, object of 'kathayet'.

कथम् (katham) - how, why

(indeclinable)

भवेत् (bhavet) - may be, should be, would be, could be

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Optative Mood

formed from root √bhū with optative suffix -īya and parasmaipada ending -t

Root: bhū (class 1)

Note: 3rd person singular optative active voice.