योगवासिष्ठः yogavāsiṣṭhaḥ - book-2, chapter-11, verse-63

घनतषपयातं हि प्रज्ञामान्द्यमचेतसाम् ।
याति स्थावरतामम्बु जाड्यात्पाषाणतामिव ॥ ६३ ॥

ghanataṣapayātaṃ hi prajñāmāndyamacetasām ,
yāti sthāvaratāmambu jāḍyātpāṣāṇatāmiva 63

63. ghanatapaḥ upayātam hi prajñāmāndyam acetasām
yāti sthāvaratām ambu jāḍyāt pāṣāṇatām iva

63. hi acetasām ghanatapaḥ upayātam prajñāmāndyam
sthāvaratām yāti ambu jāḍyāt pāṣāṇatām iva

63. Indeed, the dullness of intellect (prajñāmāndya) in witless individuals, when it becomes profoundly ingrained, reaches a state of utter immobility. This is just like water (ambu), which, due to coldness or inertness (jāḍya), transforms into stone.

Words meanings summery:

• घनतपः (ghanatapaḥ) - profound heat/austerity, deep inertia, deeply ingrained

• उपयातम् (upayātam) - having become ingrained, having settled deeply (reached, attained, undergone, gone into)

• हि (hi) - indeed, for, because

• प्रज्ञामान्द्यम् (prajñāmāndyam) - dullness of intellect, intellectual sluggishness

• अचेतसाम् (acetasām) - of the witless, of the unintelligent

• याति (yāti) - it goes, attains, reaches

• स्थावरताम् (sthāvaratām) - immobility, inertness, the state of being unmoving

• अम्बु (ambu) - water

• जाड्यात् (jāḍyāt) - from coldness, from inertness, from stupidity

• पाषाणताम् (pāṣāṇatām) - the state of stone, stoniness

• इव (iva) - like, as, as if

Words meanings and morphology

घनतपः (ghanatapaḥ) - profound heat/austerity, deep inertia, deeply ingrained

(noun)

Nominative, neuter, singular of ghanatapas

ghanatapas - dense/profound heat, austerity, suffering, or figuratively, darkness/ignorance/inertia

Compound type : karmadhāraya (ghana+tapas)

• ghana – dense, thick, profound
  adjective (neuter)
• tapas – heat, austerity, suffering, spiritual discipline
  noun (neuter)

Note: Functions as part of an adjectival phrase modifying 'prajñāmāndyam'.

उपयातम् (upayātam) - having become ingrained, having settled deeply (reached, attained, undergone, gone into)

(adjective)

Nominative, neuter, singular of upayāta

upayāta - reached, attained, undergone, approached

Past Passive Participle

Formed from 'upa-yā' (to approach, attain) + 'kta' suffix.

Prefix: upa

Root: yā (class 2)

Note: Modifies 'prajñāmāndyam'.

हि (hi) - indeed, for, because

(indeclinable)

प्रज्ञामान्द्यम् (prajñāmāndyam) - dullness of intellect, intellectual sluggishness

(noun)

Nominative, neuter, singular of prajñāmāndya

prajñāmāndya - dullness of intellect, intellectual sluggishness

Compound type : tatpurusha (prajñā+māndya)

• prajñā – wisdom, intellect, knowledge
  noun (feminine)
• māndya – dullness, sluggishness, inertness
  noun (neuter)

अचेतसाम् (acetasām) - of the witless, of the unintelligent

(adjective)

Genitive, masculine, plural of acetas

acetas - witless, unconscious, unintelligent

Compound type : bahuvrihi (a+cetas)

• a – not, un-, non-
  prefix
• cetas – consciousness, mind, intellect
  noun (neuter)

Note: Used substantively for 'unintelligent individuals'.

याति (yāti) - it goes, attains, reaches

(verb)

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

Root: yā (class 2)

स्थावरताम् (sthāvaratām) - immobility, inertness, the state of being unmoving

(noun)

Accusative, feminine, singular of sthāvaratā

sthāvaratā - immobility, inertness, permanence

अम्बु (ambu) - water

(noun)

Nominative, neuter, singular of ambu

ambu - water

जाड्यात् (jāḍyāt) - from coldness, from inertness, from stupidity

(noun)

Ablative, neuter, singular of jāḍya

jāḍya - coldness, inertness, stupidity

पाषाणताम् (pāṣāṇatām) - the state of stone, stoniness

(noun)

Accusative, feminine, singular of pāṣāṇatā

pāṣāṇatā - stoniness, the quality of stone

इव (iva) - like, as, as if

(indeclinable)