योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-126, verse-85

तावदुग्रा कुसंसारमहाविषविषूचिका ।
एतावानेव संसार इदमस्त्विति यन्मनः ॥ ८५ ॥

tāvadugrā kusaṃsāramahāviṣaviṣūcikā ,
etāvāneva saṃsāra idamastviti yanmanaḥ 85

85. tāvat ugrā ku-saṃsāra-mahā-viṣa-viṣūcikā
etāvān eva saṃsāraḥ idam astu iti yat manas

85. tāvat ugrā ku-saṃsāra-mahā-viṣa-viṣūcikā
etāvān eva saṃsāraḥ yat manas idam astu iti

85. So long, this fierce and terrible cholera, which is the great poison of miserable worldly existence (saṃsāra), persists. Indeed, the entirety of worldly existence (saṃsāra) is nothing but the mind (manas) that conceives, 'Let this (idam) be (astu) [real/mine]!'

Words meanings summery:

• तावत् (tāvat) - so long, then, at that time

• उग्रा (ugrā) - Refers to the cholera (viṣūcikā). (fierce, terrible, violent)

• कु-संसार-महा-विष-विषूचिका (ku-saṁsāra-mahā-viṣa-viṣūcikā) - terrible cholera of the great poison of miserable worldly existence

• एतावान् (etāvān) - this much, so much, only this

• एव (eva) - indeed, only, just

• संसारः (saṁsāraḥ) - worldly existence, transmigration

• इदम् (idam) - this

• अस्तु (astu) - let it be, may it be

• इति (iti) - thus, so, that which is said

• यत् (yat) - Refers to 'manas'. (which, that which)

• मनस् (manas) - mind, intellect, heart

Words meanings and morphology

तावत् (tāvat) - so long, then, at that time

(indeclinable)

उग्रा (ugrā) - Refers to the cholera (viṣūcikā). (fierce, terrible, violent)

(adjective)

Nominative, feminine, singular of ugra

ugra - fierce, terrible, formidable, violent

Note: Feminine form, referring to viṣūcikā.

कु-संसार-महा-विष-विषूचिका (ku-saṁsāra-mahā-viṣa-viṣūcikā) - terrible cholera of the great poison of miserable worldly existence

(noun)

Nominative, feminine, singular of ku-saṃsāra-mahā-viṣa-viṣūcikā

ku-saṁsāra-mahā-viṣa-viṣūcikā - terrible cholera (or epidemic) of the great poison of miserable worldly existence

Compound type : tatpuruṣa (ku+saṃsāra+mahā+viṣa+viṣūcikā)

• ku – bad, evil, miserable, contemptible
  indeclinable
• saṃsāra – worldly existence, cycle of birth and death, transmigration
  noun (masculine)
  From √sṛ (to flow, go) with sam (together)
  Prefix: sam
  Root: sṛ (class 1)
• mahā – great, large, extensive
  adjective
• viṣa – poison, venom
  noun (neuter)
• viṣūcikā – cholera, epidemic, a form of poisoning
  noun (feminine)

एतावान् (etāvān) - this much, so much, only this

(adjective)

Nominative, masculine, singular of etāvat

etāvat - this much, so much, thus far, only this

एव (eva) - indeed, only, just

(indeclinable)

संसारः (saṁsāraḥ) - worldly existence, transmigration

(noun)

Nominative, masculine, singular of saṃsāra

saṁsāra - worldly existence, cycle of birth and death, transmigration

From √sṛ (to flow, go) with sam (together)

Prefix: sam

Root: sṛ (class 1)

इदम् (idam) - this

(pronoun)

Nominative, neuter, singular of idam

idam - this

अस्तु (astu) - let it be, may it be

(verb)

3rd person , singular, active, imperative (loṭ) of as

imperative active

3rd person singular imperative active

Root: as (class 2)

इति (iti) - thus, so, that which is said

(indeclinable)

यत् (yat) - Refers to 'manas'. (which, that which)

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that

Note: Refers to 'manas'.

मनस् (manas) - mind, intellect, heart

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, thought, heart

Root: man (class 4)