योगवासिष्ठः yogavāsiṣṭhaḥ - book-1, chapter-18, verse-32

त्वक्सुधालेपमसृणं यन्त्रसंचारचञ्चलम् ।
मनः सदाखुनोत्खातं नेष्टं देहगृहं मम ॥ ३२ ॥

tvaksudhālepamasṛṇaṃ yantrasaṃcāracañcalam ,
manaḥ sadākhunotkhātaṃ neṣṭaṃ dehagṛhaṃ mama 32

32. tvaksudhālepamasṛṇam yantrasañcāracañcalam manaḥ
sadā ākhunā utkhātam na iṣṭam dehagrham mama

32. This body-house of mine is undesirable: it has a smooth coating of skin (tvak) like plaster, is restless with movements like a machine, and its mind (manas) is constantly gnawed away by rats.

Words meanings summery:

• त्वक्सुधालेपमसृणम् (tvaksudhālepamasṛṇam) - possessing a smooth coating of skin like plaster (having a smooth coating of skin and plaster)

• यन्त्रसञ्चारचञ्चलम् (yantrasañcāracañcalam) - unsteady like the movement of a machine (restless with movements like a machine)

• मनः (manaḥ) - its mind (mind, intellect, thought)

• सदा (sadā) - always, ever, constantly

• आखुना (ākhunā) - by rats, by mice

• उत्खातम् (utkhātam) - gnawed away (dug out, excavated, gnawed, uprooted)

• न (na) - not, no

• इष्टम् (iṣṭam) - desirable, agreeable (desired, wished, agreeable, liked)

• देहग्र्हम् (dehagrham) - body-house

• मम (mama) - my, mine

Words meanings and morphology

त्वक्सुधालेपमसृणम् (tvaksudhālepamasṛṇam) - possessing a smooth coating of skin like plaster (having a smooth coating of skin and plaster)

(adjective)

Nominative, neuter, singular of tvaksudhālepamasṛṇa

tvaksudhālepamasṛṇa - that which has a smooth (masṛṇa) coating (ālepa) of skin (tvak) and whitewash/plaster (sudhā)

Compound type : bahuvrihi (tvak+sudhā+ālepa+masṛṇa)

• tvak – skin, hide, bark
  noun (feminine)
• sudhā – lime, plaster, whitewash, nectar, ambrosia
  noun (feminine)
• ālepa – smearing, coating, plastering, anointing
  noun (masculine)
  From `ā` + root `lip` ('to smear')
  Prefix: ā
  Root: lip (class 6)
• masṛṇa – smooth, soft, sleek, gentle
  adjective (masculine)

Note: Modifies `dehagrham`.

यन्त्रसञ्चारचञ्चलम् (yantrasañcāracañcalam) - unsteady like the movement of a machine (restless with movements like a machine)

(adjective)

Nominative, neuter, singular of yantrasañcāracañcala

yantrasañcāracañcala - that which is restless (cañcala) due to the movement (sañcāra) of a machine (yantra)

Compound type : bahuvrihi (yantra+sañcāra+cañcala)

• yantra – machine, instrument, device, tool
  noun (neuter)
  From root `yam` ('to restrain, control')
  Root: yam (class 1)
• sañcāra – movement, motion, wandering, course
  noun (masculine)
  From `sam` + root `car` ('to move')
  Prefix: sam
  Root: car (class 1)
• cañcala – fickle, restless, unsteady, trembling, moving
  adjective (masculine)
  Reduplicated form of root `cal` ('to move')
  Root: cal (class 1)

Note: Modifies `dehagrham`.

मनः (manaḥ) - its mind (mind, intellect, thought)

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, understanding, thought, heart

From root `man` ('to think')

Root: man (class 4)

Note: Subject of the clause 'its mind is always gnawed away by rats'.

सदा (sadā) - always, ever, constantly

(indeclinable)

आखुना (ākhunā) - by rats, by mice

(noun)

Instrumental, masculine, singular of ākhu

ākhu - rat, mouse, mole

Note: Agent of `utkhātam`.

उत्खातम् (utkhātam) - gnawed away (dug out, excavated, gnawed, uprooted)

(adjective)

Nominative, neuter, singular of utkhāta

utkhāta - dug out, excavated, uprooted, gnawed, pierced

Past Passive Participle

From `ud` + root `khan` ('to dig')

Prefix: ud

Root: khan (class 1)

Note: Modifies `manaḥ`.

न (na) - not, no

(indeclinable)

इष्टम् (iṣṭam) - desirable, agreeable (desired, wished, agreeable, liked)

(adjective)

Nominative, neuter, singular of iṣṭa

iṣṭa - desired, wished, agreeable, liked, worshipped, sacrificed

Past Passive Participle

From root `yaj` ('to sacrifice, worship'), with irregular formation. Also from root `iṣ` ('to wish, desire'). In this context, from `iṣ`.

Root: iṣ (class 4)

Note: Predicate adjective modifying `dehagrham`.

देहग्र्हम् (dehagrham) - body-house

(noun)

Nominative, neuter, singular of dehagrha

dehagrha - body (deha) as a house (gṛha)

Compound type : tatpurusha (deha+gṛha)

• deha – body, corporeal frame
  noun (masculine)
• gṛha – house, home, dwelling
  noun (neuter)

Note: Subject of the implied verb 'is'.

मम (mama) - my, mine

(pronoun)

Genitive, singular of aham

aham - I, ego