योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-96, verse-15

काकतालीययोगेन त्यक्तस्फारदृगाकृतेः ।
चितेश्चेत्यानुपातिन्याः कृताः पर्यायवृत्तयः ॥ १५ ॥

kākatālīyayogena tyaktasphāradṛgākṛteḥ ,
citeścetyānupātinyāḥ kṛtāḥ paryāyavṛttayaḥ 15

15. kākatālīyayogena tyaktasphāradṛgākṛteḥ citeḥ
ca ityā-anupātinyāḥ kṛtāḥ paryāyavṛttayaḥ

15. kākatālīyayogena tyaktasphāradṛgākṛteḥ ca
ityā-anupātinyāḥ citeḥ paryāyavṛttayaḥ kṛtāḥ

15. Through an accidental coincidence (kākatālīya-yoga), successive modifications (paryāyavṛttis) are generated for consciousness (citi) that has abandoned its expansive, discerning nature and has become subservient to the objects of thought.

Words meanings summery:

• काकतालीययोगेन (kākatālīyayogena) - by an accidental coincidence (like a crow landing on a palm tree, causing a fruit to fall)

• त्यक्तस्फारदृगाकृतेः (tyaktasphāradṛgākṛteḥ) - of that which has abandoned its expanded perceptive form

• चितेः (citeḥ) - of consciousness, of the mind

• च (ca) - and, also

• इत्या-अनुपातिन्याः (ityā-anupātinyāḥ) - of that which follows objects of thought

• कृताः (kṛtāḥ) - are generated (made, created, done)

• पर्यायवृत्तयः (paryāyavṛttayaḥ) - successive modifications, alternating states/functions

Words meanings and morphology

काकतालीययोगेन (kākatālīyayogena) - by an accidental coincidence (like a crow landing on a palm tree, causing a fruit to fall)

(noun)

Instrumental, masculine, singular of kākatālīya-yoga

kākatālīya-yoga - accidental coincidence, fortuitous combination (from the simile of a crow landing on a palm tree and its fruit falling simultaneously)

Compound type : tatpuruṣa (kākatālīya+yoga)

• kākatālīya – like a crow and a palm fruit
  adjective (masculine)
  From kāka (crow) and tāla (palm) + īya suffix
• yoga – conjunction, connection, union, coincidence (yoga)
  noun (masculine)
  Root: yuj (class 7)

त्यक्तस्फारदृगाकृतेः (tyaktasphāradṛgākṛteḥ) - of that which has abandoned its expanded perceptive form

(adjective)

Genitive, feminine, singular of tyaktasphāradṛgākṛti

tyaktasphāradṛgākṛti - having abandoned its expanded perceptive form/nature

Bahuvrīhi compound.

Compound type : bahuvrīhi (tyakta+sphāra-dṛg-ākṛti)

• tyakta – abandoned, given up
  adjective (neuter)
  Past Passive Participle
  Derived from root tyaj.
  Root: tyaj (class 1)
• sphāra-dṛg-ākṛti – form/nature of expanded perception
  noun (feminine)

Note: The head of the compound (ākṛti) is feminine.

चितेः (citeḥ) - of consciousness, of the mind

(noun)

Genitive, feminine, singular of citi

citi - consciousness, perception, thought, intellect

From root cit ('to perceive, to know').

Root: cit (class 1)

च (ca) - and, also

(indeclinable)

Conjunction.

इत्या-अनुपातिन्याः (ityā-anupātinyāḥ) - of that which follows objects of thought

(adjective)

Genitive, feminine, singular of ityā-anupātinī

ityā-anupātinī - following objects of thought/perception

From ityā (object of thought) and anupātinī (following).

Compound type : tatpuruṣa (ityā+anupātinī)

• ityā – object of thought, perceptible
  noun (feminine)
  Derived from 'cetya', which means 'to be thought, an object of thought'. The `c` can be elided or transformed in sandhi context, resulting in `ityā`.
  Root: cit (class 1)
• anupātinī – following, accompanying, conforming to
  adjective (feminine)
  Agent noun derived from verb anupat
  From root pat with upasarga anu. Feminine form.
  Prefix: anu
  Root: pat (class 1)

कृताः (kṛtāḥ) - are generated (made, created, done)

(adjective)

Nominative, feminine, plural of kṛta

kṛta - made, created, done, performed

Past Passive Participle

Derived from root kṛ.

Root: kṛ (class 8)

Note: Agrees with paryāyavṛttayaḥ.

पर्यायवृत्तयः (paryāyavṛttayaḥ) - successive modifications, alternating states/functions

(noun)

Nominative, feminine, plural of paryāyavṛtti

paryāyavṛtti - successive modifications, alternating states/functions, turns of activity

Compound type : tatpuruṣa (paryāya+vṛtti)

• paryāya – turn, succession, alternation, sequence
  noun (masculine)
  From root i with upasargas pari and ā.
  Prefixes: pari+ā
  Root: i (class 2)
• vṛtti – function, activity, mode of being, modification
  noun (feminine)
  Derived from root vṛt.
  Root: vṛt (class 1)