योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-126, verse-16

पदार्थप्रविभागज्ञः कार्याकार्यविनिर्णयम् ।
जानात्यधिगतश्रव्यो गृहं गृहपतिर्यथा ॥ १६ ॥

padārthapravibhāgajñaḥ kāryākāryavinirṇayam ,
jānātyadhigataśravyo gṛhaṃ gṛhapatiryathā 16

16. padārthapravibhāgajñaḥ kāryākāryavinirṇayam
jānāti adhigataśravyaḥ gṛham gṛhapatiḥ yathā

16. yathā gṛhapatiḥ gṛham adhigataśravyaḥ
padārthapravibhāgajñaḥ kāryākāryavinirṇayam jānāti

16. Having acquired knowledge through study, he understands the distinction of categories and the determination of what is to be done and what is not to be done, just as a householder knows his own house.

Words meanings summery:

• पदार्थप्रविभागज्ञः (padārthapravibhāgajñaḥ) - knower of the distinction of word-meanings/categories

• कार्याकार्यविनिर्णयम् (kāryākāryavinirṇayam) - the ascertainment of what is to be done and what is not to be done

• जानाति (jānāti) - he knows, he understands

• अधिगतश्रव्यः (adhigataśravyaḥ) - having acquired knowledge (through hearing/study), one who has mastered what is to be heard

• गृहम् (gṛham) - house, home

• गृहपतिः (gṛhapatiḥ) - householder, master of the house

• यथा (yathā) - just as, as

Words meanings and morphology

पदार्थप्रविभागज्ञः (padārthapravibhāgajñaḥ) - knower of the distinction of word-meanings/categories

(adjective)

Nominative, masculine, singular of padārthapravibhāgajña

padārthapravibhāgajña - knower of the distinction of word-meanings/categories

Compound type : tatpuruṣa (padārtha+pravibhāga+jña)

• padārtha – meaning of a word, category of existence
  noun (masculine)
• pravibhāga – distinction, division, classification
  noun (masculine)
  Derived from the root 'bhaj' (to divide) with prefixes 'pra' and 'vi'.
  Prefixes: pra+vi
  Root: bhaj (class 1)
• jña – knowing, knower
  adjective (masculine)
  Derived from the root 'jñā' (to know).
  Root: jñā (class 9)

कार्याकार्यविनिर्णयम् (kāryākāryavinirṇayam) - the ascertainment of what is to be done and what is not to be done

(noun)

Accusative, masculine, singular of kāryākāryavinirṇaya

kāryākāryavinirṇaya - the ascertainment of what is to be done and what is not to be done

Compound type : dvandva-tatpuruṣa (kārya+akārya+vinirṇaya)

• kārya – to be done, proper action (gerundive)
  adjective (neuter)
  Gerundive
  Derived from the root 'kṛ' (to do) with the suffix '-ya'.
  Root: kṛ (class 8)
• akārya – not to be done, improper action
  adjective (neuter)
  Negative compound of 'kārya'.
• vinirṇaya – ascertainment, determination, decision
  noun (masculine)
  Derived from the root 'ṇī' (to lead) with prefixes 'vi' and 'nir'.
  Prefixes: vi+nir
  Root: ṇī (class 1)

जानाति (jānāti) - he knows, he understands

(verb)

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

Root: jñā (class 9)

अधिगतश्रव्यः (adhigataśravyaḥ) - having acquired knowledge (through hearing/study), one who has mastered what is to be heard

(adjective)

Nominative, masculine, singular of adhigataśravya

adhigataśravya - having acquired knowledge through study/hearing, one who has mastered what is to be heard

Compound type : bahuvrīhi (adhigata+śravya)

• adhigata – obtained, acquired, understood
  adjective (masculine)
  Past Passive Participle
  Derived from the root 'gam' (to go) with the prefix 'adhi' (upon, over).
  Prefix: adhi
  Root: gam (class 1)
• śravya – to be heard, audible, worth hearing, knowledge (what is heard/studied)
  adjective (neuter)
  Gerundive
  Derived from the root 'śru' (to hear).
  Root: śru (class 1)

गृहम् (gṛham) - house, home

(noun)

Accusative, neuter, singular of gṛha

gṛha - house, home

गृहपतिः (gṛhapatiḥ) - householder, master of the house

(noun)

Nominative, masculine, singular of gṛhapati

gṛhapati - householder, master of the house

Compound type : tatpuruṣa (gṛha+pati)

• gṛha – house, home
  noun (neuter)
• pati – master, lord, husband
  noun (masculine)

यथा (yathā) - just as, as

(indeclinable)