योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-115, verse-17

यथार्थकाले मतिमानसंसक्तमना मुनिः ।
कार्यानुरूपवृत्तस्थो महाकर्ता स उच्यते ॥ १७ ॥

yathārthakāle matimānasaṃsaktamanā muniḥ ,
kāryānurūpavṛttastho mahākartā sa ucyate 17

17. yathārthakāle matimānasa-asaṃsaktamanāḥ muniḥ
kāryānurūpavṛttasthaḥ mahākartā saḥ ucyate

17. yaḥ muniḥ yathārthakāle matimānasa-asaṃsaktamanāḥ
kāryānurūpavṛttasthaḥ saḥ mahākartā ucyate

17. The sage (muni) whose mind is unattached to both intellect and mental faculties, who acts at the appropriate time, and who maintains a state (vṛtta) suitable for the action, is called the great doer.

Words meanings summery:

• यथार्थकाले (yathārthakāle) - at the appropriate time, at the right moment

• मतिमानस-असंसक्तमनाः (matimānasa-asaṁsaktamanāḥ) - one whose mind is unattached to intellect and mental faculties

• मुनिः (muniḥ) - sage, ascetic, silent one

• कार्यानुरूपवृत्तस्थः (kāryānurūpavṛttasthaḥ) - one who remains in a state appropriate to the action, whose conduct is suitable for the task

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

• सः (saḥ) - he, that

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

Words meanings and morphology

यथार्थकाले (yathārthakāle) - at the appropriate time, at the right moment

(noun)

Locative, masculine, singular of yathārthakāla

yathārthakāla - suitable time, appropriate time

Compound type : karmadhāraya (yathārtha+kāla)

• yathārtha – true, proper, appropriate, according to the meaning
  adjective
  From yathā (as) and artha (meaning, purpose).
• kāla – time, period, season
  noun (masculine)

मतिमानस-असंसक्तमनाः (matimānasa-asaṁsaktamanāḥ) - one whose mind is unattached to intellect and mental faculties

(adjective)

Nominative, masculine, singular of matimānasa-asaṃsaktamanas

matimānasa-asaṁsaktamanas - whose mind is not clinging to intellect or mental processes

Compound type : bahuvrīhi (mati+mānasa+asaṃsakta+manas)

• mati – intellect, thought, understanding, mind
  noun (feminine)
• mānasa – mind, mental, belonging to the mind
  noun (neuter)
  Derived from manas (mind).
• asaṃsakta – unattached, unconnected, disjoined
  adjective
  Past Passive Participle (negative)
  Negative particle 'a-' prefixed to saṃsakta (attached), from root sañj with prefix sam.
  Prefix: sam
  Root: sañj (class 1)
• manas – mind, intellect, heart, spirit
  noun (neuter)

मुनिः (muniḥ) - sage, ascetic, silent one

(noun)

Nominative, masculine, singular of muni

muni - sage, ascetic, holy man, silent one

कार्यानुरूपवृत्तस्थः (kāryānurūpavṛttasthaḥ) - one who remains in a state appropriate to the action, whose conduct is suitable for the task

(adjective)

Nominative, masculine, singular of kāryānurūpavṛttastha

kāryānurūpavṛttastha - situated in a state (vṛtta) suitable (anurūpa) for the action (kārya)

Compound type : bahuvrīhi (kārya+anurūpa+vṛtta+stha)

• kārya – action, work, duty, what is to be done
  noun (neuter)
  Gerundive
  From root kṛ (to do), meaning 'that which is to be done'.
  Root: kṛ (class 8)
• anurūpa – according to, suitable, conformable, appropriate
  adjective
  Compound of anu (after, according to) and rūpa (form, nature).
• vṛtta – state, condition, conduct, occurrence
  noun (neuter)
  Past Passive Participle
  From root vṛt (to be, to exist).
  Root: vṛt (class 1)
• stha – standing, situated in, abiding in
  adjective
  Suffix indicating 'being in' or 'standing'.
  Root: sthā (class 1)

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)