योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-110, verse-3

असदेव मनोवृत्तिर्म्लाना विस्तारयत्यलम् ।
दुःखं दोषसहस्रेण वेतालानिव बालिका ॥ ३ ॥

asadeva manovṛttirmlānā vistārayatyalam ,
duḥkhaṃ doṣasahasreṇa vetālāniva bālikā 3

3. asat eva manovṛttiḥ mlānā vistārayati alam |
duḥkham doṣasahastreṇa vetālān iva bālikā ||

3. mlānā asat eva manovṛttiḥ alam doṣasahastreṇa duḥkham vistārayati,
bālikā vetālān iva.

3. Indeed, a languid, truly non-existent mental activity (manovṛtti) greatly prolongs suffering (duḥkha) through a thousand flaws, just as a young girl [imagines] ghosts (vetāla).

Words meanings summery:

• असत् (asat) - non-existent (in its ultimate reality) (non-existent, unreal, false, bad)

• एव (eva) - indeed, truly (indeed, certainly, only, just)

• मनोवृत्तिः (manovṛttiḥ) - a mental modification (manovṛtti) (mental activity, mind's modification, thought)

• म्लाना (mlānā) - faded, languid, or weakened (due to its unreality) (withered, faded, languid, weak, depressed)

• विस्तारयति (vistārayati) - prolongs, amplifies (spreads, extends, prolongs, amplifies)

• अलम् (alam) - greatly, excessively (enough, sufficient, greatly, indeed, excessively)

• दुःखम् (duḥkham) - suffering (duḥkha) (suffering, misery, pain, sorrow)

• दोषसहस्त्रेण (doṣasahastreṇa) - through a thousand flaws (by a thousand faults, by a multitude of defects)

• वेतालान् (vetālān) - ghosts (vetāla) (ghosts, vampires, goblins)

• इव (iva) - just as (like, as, as if)

• बालिका (bālikā) - a young girl (a young girl, a girl)

Words meanings and morphology

असत् (asat) - non-existent (in its ultimate reality) (non-existent, unreal, false, bad)

(adjective)

Nominative, feminine, singular of asat

asat - non-existent, unreal, false, bad

Present active participle

From 'a-' (not) + √as (to be). 'sat' is the present participle of √as.

Root: as (class 2)

Note: Agrees with 'manovṛttiḥ'.

एव (eva) - indeed, truly (indeed, certainly, only, just)

(indeclinable)

मनोवृत्तिः (manovṛttiḥ) - a mental modification (manovṛtti) (mental activity, mind's modification, thought)

(noun)

Nominative, feminine, singular of manovṛtti

manovṛtti - mental activity, modification of the mind, thought, state of mind

Compound of 'manas' and 'vṛtti'.

Compound type : Tatpuruṣa (manas+vṛtti)

• manas – mind, intellect, thought
  noun (neuter)
  Root: man (class 4)
• vṛtti – activity, modification, state, mode of being
  noun (feminine)
  Root: vṛt (class 1)

Note: Subject of 'vistārayati'.

म्लाना (mlānā) - faded, languid, or weakened (due to its unreality) (withered, faded, languid, weak, depressed)

(adjective)

Nominative, feminine, singular of mlāna

mlāna - withered, faded, languid, weak, tired

Past Passive Participle

From √mlai (to wither, fade)

Root: mlai (class 1)

विस्तारयति (vistārayati) - prolongs, amplifies (spreads, extends, prolongs, amplifies)

(verb)

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

Causative, Present active indicative

Formed from 'vi-' + causative of √stṛ (class 5)

Prefix: vi

Root: stṛ (class 5)

Note: Its subject is 'manovṛttiḥ'.

अलम् (alam) - greatly, excessively (enough, sufficient, greatly, indeed, excessively)

(indeclinable)

Note: Emphasizes the degree of 'vistārayati'.

दुःखम् (duḥkham) - suffering (duḥkha) (suffering, misery, pain, sorrow)

(noun)

Accusative, neuter, singular of duḥkha

duḥkha - suffering, misery, pain, sorrow, discomfort

Note: Object of 'vistārayati'.

दोषसहस्त्रेण (doṣasahastreṇa) - through a thousand flaws (by a thousand faults, by a multitude of defects)

(noun)

Instrumental, neuter, singular of doṣasahasra

doṣasahasra - a thousand faults, a multitude of defects

Compound of 'doṣa' and 'sahasra'.

Compound type : Tatpuruṣa (doṣa+sahasra)

• doṣa – fault, defect, vice, blame
  noun (masculine)
  Root: duṣ (class 4)
• sahasra – a thousand
  noun (neuter)

Note: Indicates the means or cause of extending suffering.

वेतालान् (vetālān) - ghosts (vetāla) (ghosts, vampires, goblins)

(noun)

Accusative, masculine, plural of vetāla

vetāla - a ghost, vampire, goblin; a mythical being animating corpses

Note: Object of implied verb (creates/imagines).

इव (iva) - just as (like, as, as if)

(indeclinable)

बालिका (bālikā) - a young girl (a young girl, a girl)

(noun)

Nominative, feminine, singular of bālikā

bālikā - a young girl, a female child

From 'bāla' (child) + 'ika' (feminine suffix)

Note: Subject of implied verb in the simile.