योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-110, verse-66

मानस्यो वृत्तयो या या भोगसंकल्पविभ्रभैः ।
संसारविषवृक्षस्य ता एवाङ्कुरयोनयः ॥ ६६ ॥

mānasyo vṛttayo yā yā bhogasaṃkalpavibhrabhaiḥ ,
saṃsāraviṣavṛkṣasya tā evāṅkurayonayaḥ 66

66. mānasyāḥ vṛttayaḥ yā yā bhogasaṅkalpavibhramaiḥ
saṃsāraviṣavṛkṣasya tāḥ eva aṅkurayonayaḥ

66. bhogasaṅkalpavibhramaiḥ yāḥ yāḥ mānasyāḥ vṛttayaḥ
saṃsāraviṣavṛkṣasya tāḥ eva aṅkurayonayaḥ

66. The mental activities (vṛttayaḥ) that arise from the delusions and desires for sense pleasures are indeed the very origins of the sprouts of the poisonous tree of transmigration (saṃsāra).

Words meanings summery:

• मानस्याः (mānasyāḥ) - mental (of the mind, mental)

• वृत्तयः (vṛttayaḥ) - mental activities (activities, functions, modifications, states)

• या (yā) - whatever (feminine plural) (which, whatever (feminine singular/plural))

• या (yā) - whatever (feminine plural) (which, whatever (feminine singular/plural))

• भोगसङ्कल्पविभ्रमैः (bhogasaṅkalpavibhramaiḥ) - by the delusions and desires for sense pleasures (by the delusions of desires for enjoyment)

• संसारविषवृक्षस्य (saṁsāraviṣavṛkṣasya) - of the poisonous tree of transmigration (saṃsāra) (of the poisonous tree of transmigration)

• ताः (tāḥ) - these (referring to mental activities) (those (feminine plural))

• एव (eva) - indeed, very (indeed, only, just)

• अङ्कुरयोनयः (aṅkurayonayaḥ) - origins of the sprouts (sources of sprouts, origins of shoots)

Words meanings and morphology

मानस्याः (mānasyāḥ) - mental (of the mind, mental)

(adjective)

Nominative, feminine, plural of mānasa

mānasa - mental, belonging to the mind, spiritual

derived from manas (mind)

Note: Adjective modifying vṛttayaḥ.

वृत्तयः (vṛttayaḥ) - mental activities (activities, functions, modifications, states)

(noun)

Nominative, feminine, plural of vṛtti

vṛtti - activity, function, mode of being, modification

derived from root vṛt (to be, to exist)

Root: vṛt (class 1)

या (yā) - whatever (feminine plural) (which, whatever (feminine singular/plural))

(pronoun)

Nominative, feminine, plural of ya

ya - which, who, what

relative pronoun

Note: Used repetitively for emphasis 'whatever... whatever'.

या (yā) - whatever (feminine plural) (which, whatever (feminine singular/plural))

(pronoun)

Nominative, feminine, plural of ya

ya - which, who, what

relative pronoun

Note: Repetition for emphasis 'whatever... whatever'.

भोगसङ्कल्पविभ्रमैः (bhogasaṅkalpavibhramaiḥ) - by the delusions and desires for sense pleasures (by the delusions of desires for enjoyment)

(noun)

Instrumental, masculine, plural of bhogasaṅkalpavibhrama

bhogasaṅkalpavibhrama - delusion of desire for enjoyment

Compound type : tatpuruṣa (bhoga+saṅkalpa+vibhrama)

• bhoga – enjoyment, experience, pleasure
  noun (masculine)
  Root: bhuj (class 7)
• saṅkalpa – resolve, intention, desire, determination
  noun (masculine)
  Prefix: sam
  Root: kḷp (class 1)
• vibhrama – delusion, error, confusion, bewilderment
  noun (masculine)
  Prefix: vi
  Root: bhram (class 1)

Note: Indicates the cause or source.

संसारविषवृक्षस्य (saṁsāraviṣavṛkṣasya) - of the poisonous tree of transmigration (saṃsāra) (of the poisonous tree of transmigration)

(noun)

Genitive, masculine, singular of saṃsāraviṣavṛkṣa

saṁsāraviṣavṛkṣa - poisonous tree of saṃsāra

Compound type : tatpuruṣa (saṃsāra+viṣa+vṛkṣa)

• saṃsāra – transmigration, cycle of birth and death, worldly existence
  noun (masculine)
  Prefix: sam
  Root: sṛ (class 1)
• viṣa – poison, venom
  noun (neuter)
• vṛkṣa – tree
  noun (masculine)
  Root: vṛkṣ

Note: Indicates possession or relation.

ताः (tāḥ) - these (referring to mental activities) (those (feminine plural))

(pronoun)

Nominative, feminine, plural of tad

tad - that, those

demonstrative pronoun

Note: Corresponds to 'yā yā'.

एव (eva) - indeed, very (indeed, only, just)

(indeclinable)

particle

Note: Emphasizes the preceding word.

अङ्कुरयोनयः (aṅkurayonayaḥ) - origins of the sprouts (sources of sprouts, origins of shoots)

(noun)

Nominative, masculine, plural of aṅkurayoni

aṅkurayoni - source of sprouts, origin of shoots

Compound type : tatpuruṣa (aṅkura+yoni)

• aṅkura – sprout, shoot, bud
  noun (masculine)
  Root: aṅk (class 1)
• yoni – source, origin, womb, place of birth
  noun (feminine)
  Root: yu (class 2)

Note: Predicate nominative for 'tāḥ'.