योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-22, verse-32

अहमात्मा त्रिकोणत्वमुपगच्छति कल्पनम् ।
असदेव सदाभासं मन्यते चेतनाद्वपुः ॥ ३२ ॥

ahamātmā trikoṇatvamupagacchati kalpanam ,
asadeva sadābhāsaṃ manyate cetanādvapuḥ 32

32. aham ātmā trikoṇatvam upagacchati kalpanam
asat eva sadābhāsam manyate cetanāt vapuḥ

32. aham ātmā trikoṇatvam kalpanam upagacchati
cetanāt asat eva sadābhāsam vapuḥ manyate

32. The self (ātman), identifying as "I" (aham), assumes a triangular nature (trikoṇatvam), which is merely an imagined construct (kalpanam). Due to its own consciousness (cetanāt), it perceives the body (vapuḥ), which is essentially unreal (asat), as truly existent (sadābhāsam).

Words meanings summery:

• अहम् (aham) - I, ego, self-consciousness

• आत्मा (ātmā) - self, soul, spirit, essence

• त्रिकोणत्वम् (trikoṇatvam) - triangularity, the state of being a triangle

• उपगच्छति (upagacchati) - attains, assumes, approaches, undergoes

• कल्पनम् (kalpanam) - imagination, mental construct, conception

• असत् (asat) - non-existent, unreal, false

• एव (eva) - only, indeed, just

• सदाभासम् (sadābhāsam) - appearing as real, seeming to exist

• मन्यते (manyate) - believes, considers, thinks

• चेतनात् (cetanāt) - from consciousness, due to consciousness

• वपुः (vapuḥ) - body, form, nature

Words meanings and morphology

अहम् (aham) - I, ego, self-consciousness

(pronoun)

Nominative, singular of aham

aham - I, ego (aham), self

First person singular nominative pronoun.

आत्मा (ātmā) - self, soul, spirit, essence

(noun)

Nominative, masculine, singular of ātman

ātman - self (ātman), soul, spirit, essential nature

Root: an (class 2)

Note: It is the ultimate reality for an individual.

त्रिकोणत्वम् (trikoṇatvam) - triangularity, the state of being a triangle

(noun)

Accusative, neuter, singular of trikoṇatva

trikoṇatva - triangularity, the state or nature of a triangle

Derived from 'trikoṇa' with the abstract noun suffix '-tva'.

Compound type : tatpuruṣa (trikoṇa+tva)

• trikoṇa – triangle, three-cornered
  noun (neuter)
  Dvigu compound of 'tri' and 'koṇa'.
• tri – three
  numeral
• koṇa – corner, angle
  noun (masculine)
• tva – suffix for abstract noun: -ness, -hood
  suffix (neuter)
  Forms abstract nouns from adjectives or nouns.

Note: Object of 'upagacchati'.

उपगच्छति (upagacchati) - attains, assumes, approaches, undergoes

(verb)

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

Present indicative

3rd person singular, present indicative active of root 'gam' with upasarga 'upa'.

Prefix: upa

Root: gam (class 1)

Note: Subject is 'aham ātmā'.

कल्पनम् (kalpanam) - imagination, mental construct, conception

(noun)

Nominative, neuter, singular of kalpana

kalpana - imagining, creating, forming, mental construction, fancy (kalpanam)

Gerundive / Abstract noun

Derived from root 'kḷp' (to be in order, to arrange, to imagine) with suffix '-ana'.

Root: kḷp (class 10)

Note: Appears to be in apposition to 'trikoṇatvam', explaining its nature.

असत् (asat) - non-existent, unreal, false

(adjective)

Nominative, neuter, singular of asat

asat - non-existent, unreal, untrue, evil (asat)

Present Active Participle (negative)

Negative prefix 'a' + 'sat' (present participle of 'as', to be).

Compound type : nañ-tatpuruṣa (a+sat)

• a – not, non-, un-
  prefix
  Negative prefix.
• sat – existent, real, true, good
  adjective (neuter)
  Present Active Participle
  Present active participle of root 'as' (to be).
  Root: as (class 2)

Note: Qualifies 'vapuḥ'.

एव (eva) - only, indeed, just

(indeclinable)

Emphatic particle.

सदाभासम् (sadābhāsam) - appearing as real, seeming to exist

(adjective)

Accusative, neuter, singular of sadābhāsa

sadābhāsa - appearing as real, seeming to exist, semblance of reality (sadābhāsam)

Tatpuruṣa compound of 'sat' (real) and 'ābhāsa' (appearance).

Compound type : tatpuruṣa (sat+ābhāsa)

• sat – existent, real, true, good
  adjective (neuter)
  Present Active Participle
  Present active participle of root 'as' (to be).
  Root: as (class 2)
• ābhāsa – appearance, semblance, reflection, illusion
  noun (masculine)
  Derived from 'ā' + root 'bhās' (to shine).
  Prefix: ā
  Root: bhās (class 1)

Note: Predicative adjective for 'vapuḥ', treated as object of 'manyate'.

मन्यते (manyate) - believes, considers, thinks

(verb)

3rd person , singular, middle, present (laṭ) of manyate

Present indicative

3rd person singular, present indicative middle voice of root 'man' (to think).

Root: man (class 4)

चेतनात् (cetanāt) - from consciousness, due to consciousness

(noun)

Ablative, feminine, singular of cetana

cetana - consciousness, intelligence, sentient, conscious (cetanā)

Derived from root 'cit' (to perceive, to understand).

Root: cit (class 1)

Note: Used as a cause or source.

वपुः (vapuḥ) - body, form, nature

(noun)

Accusative, neuter, singular of vapus

vapus - body, form, shape, nature (vapuḥ)

Root: vap (class 1)

Note: Object of 'manyate'.