योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-115, verse-18

उदासीनः कर्तृतां च कर्माकर्माचरंश्च यः ।
समं यात्यन्तरत्यन्तं महाकर्ता स उच्यते ॥ १८ ॥

udāsīnaḥ kartṛtāṃ ca karmākarmācaraṃśca yaḥ ,
samaṃ yātyantaratyantaṃ mahākartā sa ucyate 18

18. udāsīnaḥ kartṛtām ca karma-akarma-ācaran ca yaḥ
samam yāti antaram atyantam mahākartā saḥ ucyate

18. yaḥ udāsīnaḥ kartṛtām ca karma-akarma-ācaran ca
antaram atyantam samam yāti saḥ mahākartā ucyate

18. He who is indifferent (udāsīna) to agency (kartṛtā), and performs both action (karma) and non-action (akarma), completely treating the distinction between them as equal, is called the great doer.

Words meanings summery:

• उदासीनः (udāsīnaḥ) - indifferent, unconcerned, neutral

• कर्तृताम् (kartṛtām) - doership, agency, the state of being a doer

• च (ca) - and, also

• कर्म-अकर्म-आचरन् (karma-akarma-ācaran) - performing action and non-action

• च (ca) - and, also

• यः (yaḥ) - who, which

• समम् (samam) - equally, impartially, uniformly

• याति (yāti) - treats, regards (as equal) (goes, moves, attains, understands)

• अन्तरम् (antaram) - distinction (between action and non-action) (difference, distinction, interval, inner)

• अत्यन्तम् (atyantam) - utterly, completely, exceedingly, greatly

• महाकर्ता (mahākartā) - the great doer, supreme agent

• सः (saḥ) - he, that

• उच्यते (ucyate) - is called, is said, is declared

Words meanings and morphology

उदासीनः (udāsīnaḥ) - indifferent, unconcerned, neutral

(adjective)

Nominative, masculine, singular of udāsīna

udāsīna - indifferent, neutral, unconcerned, sitting still

Past Active Participle (derived from prefix ud-ā-√ās + śānac)

From root ās (to sit) with prefixes ud-ā.

Prefixes: ud+ā

Root: ās (class 2)

कर्तृताम् (kartṛtām) - doership, agency, the state of being a doer

(noun)

Accusative, feminine, singular of kartṛtā

kartṛtā - doership, agency, the state of being an agent

Derived from kartṛ (doer) with suffix -tā (feminine noun forming suffix).

च (ca) - and, also

(indeclinable)

कर्म-अकर्म-आचरन् (karma-akarma-ācaran) - performing action and non-action

(adjective)

Nominative, masculine, singular of karmākarmācarat

karmākarmācarat - one who performs action and non-action

Present Active Participle

From root car (to move, to perform) with prefix ā, in compound with karma and akarma.

Compound type : tatpuruṣa (karmaakarma+ācarat)

• karma – action, deed, work (karma)
  noun (neuter)
  Root: kṛ (class 8)
• akarma – non-action, inaction, cessation of action
  noun (neuter)
  Negative particle 'a-' prefixed to karma.
• ācarat – performing, practicing
  adjective
  Present Active Participle
  From root car (to move, to perform) with prefix ā.
  Prefix: ā
  Root: car (class 1)

च (ca) - and, also

(indeclinable)

यः (yaḥ) - who, which

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

समम् (samam) - equally, impartially, uniformly

(adjective)

Accusative, neuter, singular of sama

sama - equal, even, same, balanced

Note: Used adverbially here.

याति (yāti) - treats, regards (as equal) (goes, moves, attains, understands)

(verb)

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

Root: yā (class 2)

अन्तरम् (antaram) - distinction (between action and non-action) (difference, distinction, interval, inner)

(noun)

Accusative, neuter, singular of antara

antara - difference, distinction, interval, inner, other

अत्यन्तम् (atyantam) - utterly, completely, exceedingly, greatly

(adjective)

Accusative, neuter, singular of atyanta

atyanta - extreme, excessive, complete, utter

From ati (beyond) and anta (end).

महाकर्ता (mahākartā) - the great doer, supreme agent

(noun)

Nominative, masculine, singular of mahākartṛ

mahākartṛ - great doer, mighty agent

Compound type : karmadhāraya (mahā+kartṛ)

• mahā – great, large, mighty
  adjective
• kartṛ – doer, agent, creator
  noun (masculine)
  Agent Noun
  Derived from root kṛ (to do) with suffix -tṛ.
  Root: kṛ (class 8)

सः (saḥ) - he, that

(pronoun)

Nominative, masculine, singular of tad

tad - he, she, it, that

उच्यते (ucyate) - is called, is said, is declared

(verb)

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

Root: vac (class 2)