योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-91, verse-35

दृढाभ्यासपदार्थैकवासनादतिचञ्चलम् ।
चित्तं संजायते जन्मजरामरणकारणम् ॥ ३५ ॥

dṛḍhābhyāsapadārthaikavāsanādaticañcalam ,
cittaṃ saṃjāyate janmajarāmaraṇakāraṇam 35

35. dṛḍhābhāsapadārthaikavāsanāt aticañcalam
cittam saṃjāyate janmajarāmaraṇakāraṇam

35. dṛḍhābhāsapadārthaikavāsanāt aticañcalam
cittam janmajarāmaraṇakāraṇam saṃjāyate

35. The mind (citta), exceedingly restless due to a singular, strong mental impression (vāsanā) concerning an object of experience, becomes the cause of birth, old age, and death (saṃsāra).

Words meanings summery:

• दृढाभासपदार्थैकवासनात् (dṛḍhābhāsapadārthaikavāsanāt) - due to a strong impression of a single object of experience

• अतिचञ्चलम् (aticañcalam) - exceedingly restless, very agitated

• चित्तम् (cittam) - mind, consciousness, thought

• संजायते (saṁjāyate) - it arises, it becomes, it is born

• जन्मजरामरणकारणम् (janmajarāmaraṇakāraṇam) - the cause of birth, old age, and death

Words meanings and morphology

दृढाभासपदार्थैकवासनात् (dṛḍhābhāsapadārthaikavāsanāt) - due to a strong impression of a single object of experience

(noun)

Ablative, feminine, singular of dṛḍhābhāsapadārthaikavāsanā

dṛḍhābhāsapadārthaikavāsanā - a strong, singular impression concerning an object of experience

Complex compound: dṛḍha (firm) + ābhāsa (appearance/impression) + padārtha (object) + eka (single) + vāsanā (impression)

Compound type : tatpuruṣa (dṛḍha+ābhāsa+padārtha+eka+vāsanā)

• dṛḍha – firm, strong, rigid
  adjective
• ābhāsa – appearance, manifestation, reflection, impression
  noun (masculine)
  Derived from root bhās (to shine) with prefix ā
  Prefix: ā
  Root: bhās (class 1)
• padārtha – object, category of existence, meaning of a word
  noun (masculine)
  Compound of 'pada' (word/foot) and 'artha' (meaning/object)
• eka – one, single, sole
  adjective
• vāsanā – latent impression, mental tendency, desire, perfume
  noun (feminine)
  From root 'vās' (to dwell, perfume)
  Root: vās (class 4)

अतिचञ्चलम् (aticañcalam) - exceedingly restless, very agitated

(adjective)

Nominative, neuter, singular of aticañcala

aticañcala - very restless, extremely fickle

Compound of 'ati' (excessively) and 'cañcala' (restless)

Compound type : prādi-samāsa (ati+cañcala)

• ati – exceedingly, excessively, over
  indeclinable
  Prefix
• cañcala – restless, unsteady, fickle, trembling
  adjective

Note: Agrees with 'cittam'

चित्तम् (cittam) - mind, consciousness, thought

(noun)

Nominative, neuter, singular of citta

citta - mind, thought, intellect, consciousness

Past passive participle of root 'cit' (to perceive), used as a noun

Root: cit (class 1)

संजायते (saṁjāyate) - it arises, it becomes, it is born

(verb)

3rd person , singular, middle, present (laṭ) of saṃjā

Prefix: sam

Root: jan (class 4)

जन्मजरामरणकारणम् (janmajarāmaraṇakāraṇam) - the cause of birth, old age, and death

(noun)

Nominative, neuter, singular of janmajarāmaraṇakāraṇa

janmajarāmaraṇakāraṇa - cause of birth, old age, and death; cause of transmigration (saṃsāra)

Compound of 'janman' (birth), 'jarā' (old age), 'maraṇa' (death) as a dvandva, then followed by 'kāraṇa' (cause) as a tatpuruṣa.

Compound type : tatpuruṣa (janman+jarā+maraṇa+kāraṇa)

• janman – birth, origin
  noun (neuter)
  Root: jan (class 4)
• jarā – old age, decay
  noun (feminine)
  Root: jṛ (class 1)
• maraṇa – death
  noun (neuter)
  Root: mṛ (class 1)
• kāraṇa – cause, reason, instrument
  noun (neuter)
  Derived from root kṛ (to do) with suffix -ana
  Root: kṛ (class 8)