योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-128, verse-20

तावन्मात्रप्रबोधोऽसौ नाधिकं बोधमागतः ।
चिन्तयित्वाऽसितं कार्यं बभूव प्रकृतेर्हितः ॥ २० ॥

tāvanmātraprabodho'sau nādhikaṃ bodhamāgataḥ ,
cintayitvā'sitaṃ kāryaṃ babhūva prakṛterhitaḥ 20

20. tāvanmātraprabodhaḥ asau na adhikam bodham āgataḥ
cintayitvā asitam kāryam babhūva prakṛteḥ hitaḥ

20. asau tāvanmātraprabodhaḥ adhikam bodham na āgataḥ
cintayitvā asitam kāryam prakṛteḥ hitaḥ babhūva

20. Having only that much awareness, he did not attain further understanding. After contemplating the dark deed (asita kārya), he became devoted to nature (prakṛti).

Words meanings summery:

• तावन्मात्रप्रबोधः (tāvanmātraprabodhaḥ) - one whose awakening/awareness is only that much, having only that limited understanding

• असौ (asau) - Refers to the protagonist from previous verses. (that one, he)

• न (na) - not

• अधिकम् (adhikam) - more, greater, additional

• बोधम् (bodham) - awareness, understanding, knowledge

• आगतः (āgataḥ) - did not attain, did not come to. (attained, arrived, come to)

• चिन्तयित्वा (cintayitvā) - having thought, having considered, having contemplated

• असितम् (asitam) - Refers to a negative or morally questionable action. (dark, black, not white, evil, impure)

• कार्यम् (kāryam) - The 'dark deed' that was contemplated. (deed, action, task, duty, that which is to be done)

• बभूव (babhūva) - he became, he was

• प्रकृतेः (prakṛteḥ) - Refers to the primordial material nature (prakṛti), as in Sāṅkhya philosophy. (of nature, of the fundamental material principle)

• हितः (hitaḥ) - Became dear to or devoted to nature (prakṛti). (dear, beneficial, devoted, placed, suitable)

Words meanings and morphology

तावन्मात्रप्रबोधः (tāvanmātraprabodhaḥ) - one whose awakening/awareness is only that much, having only that limited understanding

(adjective)

Nominative, masculine, singular of tāvanmātraprabodha

tāvanmātraprabodha - one whose awakening/awareness is only that much; having only that limited understanding

Bahuvrīhi compound: 'he whose prabodha is tāvanmātra'.

Compound type : Bahuvrīhi (tāvat+mātra+prabodha)

• tāvat – so much, so many, only so much
  indeclinable
  From 'tad' (that) + 'vati' suffix.
• mātra – only, merely, just, measure
  indeclinable
  From root 'mā' (to measure).
  Root: mā (class 3)
• prabodha – awakening, enlightenment, knowledge, awareness
  noun (masculine)
  From 'pra' + 'budh' (to awaken, know).
  Prefix: pra
  Root: budh (class 1)

Note: Qualifies 'asau'.

असौ (asau) - Refers to the protagonist from previous verses. (that one, he)

(pronoun)

Nominative, masculine, singular of adas

adas - that, yonder, this, he, she, it

Remote demonstrative pronoun.

न (na) - not

(indeclinable)

Negative particle.

अधिकम् (adhikam) - more, greater, additional

(adjective)

Accusative, neuter, singular of adhika

adhika - more, greater, excessive, additional

From 'adhi' (over, above) + 'ka' suffix.

बोधम् (bodham) - awareness, understanding, knowledge

(noun)

Accusative, masculine, singular of bodha

bodha - awareness, understanding, knowledge, awakening

From root 'budh' (to awaken, know).

Root: budh (class 1)

आगतः (āgataḥ) - did not attain, did not come to. (attained, arrived, come to)

(adjective)

Nominative, masculine, singular of āgata

āgata - come, arrived, attained, approached

Past Passive Participle

Formed from 'ā' + 'gam' (to go) + 'kta' suffix.

Prefix: ā

Root: gam (class 1)

चिन्तयित्वा (cintayitvā) - having thought, having considered, having contemplated

(indeclinable)

Absolutive (gerund)

Formed from 'cint' (10th class root) + 'ktvā' suffix.

Root: cint (class 10)

असितम् (asitam) - Refers to a negative or morally questionable action. (dark, black, not white, evil, impure)

(adjective)

Accusative, neuter, singular of asita

asita - black, dark, impure, not white, evil

From 'a' (negation) + 'sita' (white).

कार्यम् (kāryam) - The 'dark deed' that was contemplated. (deed, action, task, duty, that which is to be done)

(noun)

Accusative, neuter, singular of kārya

kārya - deed, action, task, duty, effect, purpose, that which is to be done

Gerundive (kṛtya)

Formed from root 'kṛ' (to do) + 'ṇyat' suffix.

Root: kṛ (class 8)

बभूव (babhūva) - he became, he was

(verb)

3rd person , singular, active, perfect (liṭ) of bhū

Perfect Tense (lit)

Reduplicated root form.

Root: bhū (class 1)

प्रकृतेः (prakṛteḥ) - Refers to the primordial material nature (prakṛti), as in Sāṅkhya philosophy. (of nature, of the fundamental material principle)

(noun)

Genitive, feminine, singular of prakṛti

prakṛti - nature, primary matter, primordial substance, fundamental constitution, original form

From 'pra' + 'kṛ' (to make, to do).

Prefix: pra

Root: kṛ (class 8)

Note: Of nature, connected to 'hitaḥ'.

हितः (hitaḥ) - Became dear to or devoted to nature (prakṛti). (dear, beneficial, devoted, placed, suitable)

(adjective)

Nominative, masculine, singular of hita

hita - placed, put, beneficial, good, suitable, dear, devoted

Past Passive Participle

From root 'dhā' (to place) in passive sense (or 'hi' to send) + 'kta' suffix, often used as an adjective.

Root: dhā (class 3)