योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-20, verse-4

मनो मोहे तु कर्तृ स्यात्कारणं च जगत्स्थितेः ।
विश्वरूपतयैवेदं तनोति मलिनं मनः ॥ ४ ॥

mano mohe tu kartṛ syātkāraṇaṃ ca jagatsthiteḥ ,
viśvarūpatayaivedaṃ tanoti malinaṃ manaḥ 4

4. manaḥ mohe tu kartṛ syāt kāraṇam ca jagatsthiteḥ
viśvarūpatayā eva idam tanoti malinam manaḥ

4. manaḥ mohe tu kartṛ ca jagatsthiteḥ kāraṇam syāt
idam malinam manaḥ viśvarūpatayā eva tanoti

4. The mind (manas), when deluded, becomes the agent and also the cause of the world's existence. Indeed, it is this impure mind that, by its manifold nature, expands this (world).

Words meanings summery:

• मनः (manaḥ) - mind, intellect, heart

• मोहे (mohe) - in delusion, in confusion, in bewilderment

• तु (tu) - but, indeed, on the other hand

• कर्तृ (kartṛ) - doer, agent, creator

• स्यात् (syāt) - may be, should be, is

• कारणम् (kāraṇam) - cause, reason, instrument

• च (ca) - and, also, moreover

• जगत्स्थितेः (jagatsthiteḥ) - of the world's existence/stability

• विश्वरूपतया (viśvarūpatayā) - by its universal form, by its varied nature

• एव (eva) - indeed, only, very

• इदम् (idam) - this world (implied from context of jagatsthiteḥ) (this, this world)

• तनोति (tanoti) - spreads, extends, expands

• मलिनम् (malinam) - impure, defiled, dirty

• मनः (manaḥ) - mind, intellect, heart

Words meanings and morphology

मनः (manaḥ) - mind, intellect, heart

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, heart, consciousness, inner sense

Root: man (class 4)

मोहे (mohe) - in delusion, in confusion, in bewilderment

(noun)

Locative, masculine, singular of moha

moha - delusion, illusion, bewilderment, infatuation

Derived from root muh (to be bewildered)

Root: muh (class 4)

तु (tu) - but, indeed, on the other hand

(indeclinable)

कर्तृ (kartṛ) - doer, agent, creator

(noun)

Nominative, neuter, singular of kartṛ

kartṛ - doer, agent, creator, author

Agent noun from root kṛ (to do)

Root: kṛ (class 8)

Note: This form can be masculine or neuter nominative singular. Contextually neuter as predicate to manas.

स्यात् (syāt) - may be, should be, is

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of as

Root: as (class 2)

कारणम् (kāraṇam) - cause, reason, instrument

(noun)

Nominative, neuter, singular of kāraṇa

kāraṇa - cause, reason, motive, instrument

Derived from root kṛ (to do)

Root: kṛ (class 8)

च (ca) - and, also, moreover

(indeclinable)

जगत्स्थितेः (jagatsthiteḥ) - of the world's existence/stability

(noun)

Genitive, feminine, singular of jagatsthiti

jagatsthiti - the existence or stability of the world

Compound type : tatpuruṣa (jagat+sthiti)

• jagat – world, universe, moving
  noun (neuter)
  Root gam (to go) + suffix at (moving)
  Root: gam (class 1)
• sthiti – standing, position, existence, stability
  noun (feminine)
  Root sthā (to stand) + suffix ti
  Root: sthā (class 1)

विश्वरूपतया (viśvarūpatayā) - by its universal form, by its varied nature

(noun)

Instrumental, feminine, singular of viśvarūpatā

viśvarūpatā - universality, variety of forms, pan-cosmic nature

Abstract noun from viśvarūpa (universal form)

Compound type : tatpuruṣa (viśva+rūpa)

• viśva – all, universal, whole
  adjective
• rūpa – form, shape, appearance, nature
  noun (neuter)
• tā – suffix for abstract noun (e.g. -ness, -ity)
  suffix (feminine)

एव (eva) - indeed, only, very

(indeclinable)

इदम् (idam) - this world (implied from context of jagatsthiteḥ) (this, this world)

(pronoun)

Accusative, neuter, singular of idam

idam - this, here, now

तनोति (tanoti) - spreads, extends, expands

(verb)

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

Root: tan (class 8)

मलिनम् (malinam) - impure, defiled, dirty

(adjective)

Nominative, neuter, singular of malina

malina - dirty, stained, impure, defiled

मनः (manaḥ) - mind, intellect, heart

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, heart, consciousness, inner sense

Root: man (class 4)

Note: Subject of tanoti.