योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-67, verse-24

अयमित्थमिहाज्ञानभ्रमः प्रौढोऽहमात्मकः ।
शाम्यति ज्ञानचर्चाभिः पश्याभ्यासविजृम्भितम् ॥ २४ ॥

ayamitthamihājñānabhramaḥ prauḍho'hamātmakaḥ ,
śāmyati jñānacarcābhiḥ paśyābhyāsavijṛmbhitam 24

24. ayam ittham iha ajñānabhramaḥ prauḍhaḥ aham ātmakaḥ
śāmyati jñānacarcābhiḥ paśya abhyāsavijṛmbhitam

24. iha ayam ittham prauḍhaḥ aham ātmakaḥ ajñānabhramaḥ jñānacarcābhiḥ śāmyati.
paśya abhyāsavijṛmbhitam

24. Observe how this profound delusion of ignorance, characterized by the ego (ahaṅkāra), subsides here through discussions on true knowledge. This is indeed the expansive power developed by repeated practice!

Words meanings summery:

• अयम् (ayam) - this, this one

• इत्थम् (ittham) - thus, in this manner, so

• इह (iha) - here, in this world, at this time

• अज्ञानभ्रमः (ajñānabhramaḥ) - delusion of ignorance

• प्रौढः (prauḍhaḥ) - grown up, mature, strong, intense, powerful

• अहम् (aham) - I

• आत्मकः (ātmakaḥ) - having the nature of the ego (ahaṅkāra) (consisting of, having the nature of, related to the self/ego)

• शाम्यति (śāmyati) - subsides, ceases, becomes calm

• ज्ञानचर्चाभिः (jñānacarcābhiḥ) - by discussions of knowledge, by inquiries into knowledge

• पश्य (paśya) - see, behold, observe

• अभ्यासविजृम्भितम् (abhyāsavijṛmbhitam) - that which is expanded/manifested by practice; the expansive power of practice

Words meanings and morphology

अयम् (ayam) - this, this one

(pronoun)

Nominative, masculine, singular of idam

idam - this, this one

इत्थम् (ittham) - thus, in this manner, so

(indeclinable)

इह (iha) - here, in this world, at this time

(indeclinable)

अज्ञानभ्रमः (ajñānabhramaḥ) - delusion of ignorance

(noun)

Nominative, masculine, singular of ajñānabhrama

ajñānabhrama - delusion of ignorance

Compound of 'ajñāna' (ignorance) and 'bhrama' (delusion).

Compound type : tatpuruṣa (ajñāna+bhrama)

• ajñāna – ignorance, nescience
  noun (neuter)
  a (not) + jñāna (knowledge).
  Root: jñā
• bhrama – wandering, error, delusion, confusion
  noun (masculine)
  From root √bhram (to wander).
  Root: bhram (class 1)

Note: Subject of 'śāmyati'.

प्रौढः (prauḍhaḥ) - grown up, mature, strong, intense, powerful

(adjective)

Nominative, masculine, singular of prauḍha

prauḍha - grown up, mature, strong, intense, powerful

Often considered an irregular Past Passive Participle of √vah with pra.

Prefix: pra

Root: vah (class 1)

Note: Qualifies 'ajñānabhramaḥ'.

अहम् (aham) - I

(pronoun)

Nominative, singular of aham

aham - I, ego (ahaṅkāra)

First person singular pronoun.

Note: Part of compound 'ahamātmakaḥ'.

आत्मकः (ātmakaḥ) - having the nature of the ego (ahaṅkāra) (consisting of, having the nature of, related to the self/ego)

(adjective)

Nominative, masculine, singular of ātmaka

ātmaka - consisting of, having the nature of, related to the self/ego

From ātman (self) + ka suffix.

Note: Qualifies 'ajñānabhramaḥ'.

शाम्यति (śāmyati) - subsides, ceases, becomes calm

(verb)

3rd person , singular, active, present indicative (laṭ) of śāmyati

Present active indicative

From root √śam (to be quiet, calm, cease).

Root: śam (class 4)

ज्ञानचर्चाभिः (jñānacarcābhiḥ) - by discussions of knowledge, by inquiries into knowledge

(noun)

Instrumental, feminine, plural of jñānacarcā

jñānacarcā - discussions of knowledge, inquiries into knowledge

Compound of 'jñāna' (knowledge) and 'carcā' (discussion).

Compound type : tatpuruṣa (jñāna+carcā)

• jñāna – knowledge, wisdom
  noun (neuter)
  From root √jñā (to know).
  Root: jñā (class 9)
• carcā – discussion, deliberation, inquiry
  noun (feminine)
  From root √carc (to discuss).
  Root: carc (class 1)

Note: Denotes the means by which the delusion subsides.

पश्य (paśya) - see, behold, observe

(verb)

2nd person , singular, active, imperative (loṭ) of paśya

Imperative active

From root √dṛś (to see), with paśya being the thematic stem.

Root: dṛś (class 1)

अभ्यासविजृम्भितम् (abhyāsavijṛmbhitam) - that which is expanded/manifested by practice; the expansive power of practice

(participle)

Nominative, neuter, singular of abhyāsavijṛmbhita

abhyāsavijṛmbhita - expanded/manifested by practice

Past Passive Participle

Compound of 'abhyāsa' (practice) and 'vijṛmbhita' (expanded, manifested). 'vijṛmbhita' from vi-jṛmbh (to expand, open).

Compound type : tatpuruṣa (abhyāsa+vijṛmbhita)

• abhyāsa – practice, repetition, habit, study
  noun (masculine)
  From abhi-as (to throw, to practice).
  Prefix: abhi
  Root: as (class 4)
• vijṛmbhita – expanded, manifested, yawned, blossomed
  participle (neuter)
  Past Passive Participle
  From root √jṛmbh (to yawn, open) with prefix vi.
  Prefix: vi
  Root: jṛmbh (class 1)

Note: Can function as a noun here, 'that which is expanded by practice'.