योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-96, verse-16

श्रीराम उवाच ।
परायाः संविदो ब्रह्मन्नेताः पर्यायवृत्तयः ।
कल्प्यमानविचित्रार्थाः कथं रूढिमुपागताः ॥ १६ ॥

śrīrāma uvāca ,
parāyāḥ saṃvido brahmannetāḥ paryāyavṛttayaḥ ,
kalpyamānavicitrārthāḥ kathaṃ rūḍhimupāgatāḥ 16

16. śrīrāma uvāca parāyāḥ saṃvidaḥ brahman etāḥ paryāyavṛttayaḥ
kalpyamānavicitrārthāḥ kathaṃ rūḍhim upāgatāḥ

16. brahman parāyāḥ saṃvidaḥ kalpyamānavicitrārthāḥ
etāḥ paryāyavṛttayaḥ kathaṃ rūḍhim upāgatāḥ

16. Śrī Rāma said: O Brahmin, how did these successive transformations of the supreme consciousness, which are imagined with diverse meanings, come to acquire a fixed, conventional form?

Words meanings summery:

• श्रीराम (śrīrāma) - Śrī Rāma

• उवाच (uvāca) - said, spoke

• परायाः (parāyāḥ) - of the supreme, of the transcendent

• संविदः (saṁvidaḥ) - of consciousness, of knowledge

• ब्रह्मन् (brahman) - O Brahmin

• एताः (etāḥ) - these

• पर्यायवृत्तयः (paryāyavṛttayaḥ) - successive modifications, transformations, changes

• कल्प्यमानविचित्रार्थाः (kalpyamānavicitrārthāḥ) - having various meanings being imagined/created

• कथं (kathaṁ) - how, in what manner

• रूढिम् (rūḍhim) - an established form, convention, firm state, common usage

• उपागताः (upāgatāḥ) - have attained (attained, reached, acquired)

Words meanings and morphology

श्रीराम (śrīrāma) - Śrī Rāma

(proper noun)

Nominative, masculine, singular of śrīrāma

śrīrāma - Lord Rāma, an epithet of Vishnu

Compound type : karmadhāraya (śrī+rāma)

• śrī – prosperity, wealth, glory, beauty, divine splendor
  noun (feminine)
• rāma – pleasing, charming; a name of Vishnu's avatar
  proper noun (masculine)
  Root: ram (class 1)

Note: Subject of 'uvāca'

उवाच (uvāca) - said, spoke

(verb)

3rd person , singular, active, past perfect (lit) of vac

perfect active third person singular

Root 'vac' (2nd class), perfect tense form. 'uvāca' is a reduplicated perfect.

Root: vac (class 2)

परायाः (parāyāḥ) - of the supreme, of the transcendent

(adjective)

Genitive, feminine, singular of parā

parā - supreme, ultimate, transcendent; the highest; (as noun) the highest knowledge or consciousness

Note: Qualifies 'saṃvidaḥ'

संविदः (saṁvidaḥ) - of consciousness, of knowledge

(noun)

Genitive, feminine, singular of saṃvid

saṁvid - consciousness, knowledge, understanding, intellect; agreement

From 'sam-' + 'vid' (to know)

Prefix: sam

Root: vid (class 2)

Note: Modified by 'parāyāḥ'

ब्रह्मन् (brahman) - O Brahmin

(noun)

Vocative, masculine, singular of brahman

brahman - Brahmin (member of priestly class); the Absolute (neuter)

Note: Addressed in the verse

एताः (etāḥ) - these

(pronoun)

Nominative, feminine, plural of etad

etad - this, these

Note: Refers to 'paryāyavṛttayaḥ'

पर्यायवृत्तयः (paryāyavṛttayaḥ) - successive modifications, transformations, changes

(noun)

Nominative, feminine, plural of paryāyavṛtti

paryāyavṛtti - successive modification, cyclic change, turn, rotation

Compound type : tatpuruṣa (paryāya+vṛtti)

• paryāya – turn, succession, course, cycle, change
  noun (masculine)
  Prefix: pari
• vṛtti – mode, state, condition, course of action, modification, existence, livelihood
  noun (feminine)
  From root 'vṛt' (to be, to exist)
  Root: vṛt (class 1)

Note: Subject of the question

कल्प्यमानविचित्रार्थाः (kalpyamānavicitrārthāḥ) - having various meanings being imagined/created

(adjective)

Nominative, feminine, plural of kalpyamānavicitrārtha

kalpyamānavicitrārtha - having diverse (vicitra) meanings (artha) being imagined or created (kalpyamāna)

Compound type : bahuvrīhi (kalpyamāna+vicitra+artha)

• kalpyamāna – being imagined, being formed, being created (present passive participle)
  adjective (feminine)
  Present Passive Participle
  From root 'kḷp' (to be in order, to create) with suffix '-yamāna'
  Root: kḷp (class 1)
• vicitra – various, diverse, variegated, wonderful
  adjective
• artha – meaning, purpose, object, wealth
  noun (masculine)

Note: Qualifies 'paryāyavṛttayaḥ'

कथं (kathaṁ) - how, in what manner

(indeclinable)

Note: Interrogative adverb

रूढिम् (rūḍhim) - an established form, convention, firm state, common usage

(noun)

Accusative, feminine, singular of rūḍhi

rūḍhi - growth, ascent, fame, common usage, convention, established form

Root: ruh (class 1)

Note: Object of 'upāgatāḥ'

उपागताः (upāgatāḥ) - have attained (attained, reached, acquired)

(adjective)

Nominative, feminine, plural of upāgata

upāgata - approached, arrived at, attained

Past Passive Participle

From 'upa-' + 'ā-' + root 'gam' (to go)

Prefixes: upa+ā

Root: gam (class 1)

Note: Functions as the main verb, 'have attained'