योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-61, verse-15

अहंकारस्य देहस्य संसारस्याप्लवस्य च ।
स्वविचारमलंकृत्य सत्यमेवावलोकयेत् ॥ १५ ॥

ahaṃkārasya dehasya saṃsārasyāplavasya ca ,
svavicāramalaṃkṛtya satyamevāvalokayet 15

15. ahaṅkārasya dehasya saṃsārasya aplavasya ca
svavicāram alaṅkṛtya satyam eva avalokayet

15. ahaṅkārasya dehasya ca aplavasya saṃsārasya
svavicāram alaṅkṛtya satyam eva avalokayet

15. Considering the ego (ahaṅkāra), the physical body, and the cycle of transmigration (saṃsāra) which is like an uncrossable flood, one should cultivate self-reflection and indeed perceive the truth.

Words meanings summery:

• अहङ्कारस्य (ahaṅkārasya) - of the ego (ahaṅkāra) (of the ego)

• देहस्य (dehasya) - of the physical body (of the body)

• संसारस्य (saṁsārasya) - of the cycle of transmigration (saṃsāra) (of saṃsāra; of the cycle of existence)

• अप्लवस्य (aplavasya) - of the cycle of transmigration which is like an uncrossable flood (of that which has no boat; of that which cannot be crossed)

• च (ca) - and; also

• स्वविचारम् (svavicāram) - one's own thought; self-reflection; self-investigation

• अलङ्कृत्य (alaṅkṛtya) - one should cultivate self-reflection (having adorned; having decorated; having cultivated; having accomplished)

• सत्यम् (satyam) - truth; reality

• एव (eva) - only; indeed; certainly

• अवलोकयेत् (avalokayet) - one should see; one should perceive; one should observe

Words meanings and morphology

अहङ्कारस्य (ahaṅkārasya) - of the ego (ahaṅkāra) (of the ego)

(noun)

Genitive, masculine, singular of ahaṅkāra

ahaṅkāra - ego; self-identification; sense of 'I'

Derived from `aham` (I) + `kāra` (maker).

Compound type : Tatpuruṣa (aham+kāra)

• aham – I; ego
  pronoun
  First person singular pronoun
• kāra – maker; doer; action
  noun (masculine)
  From root `kṛ` (to do, make).
  Root: kṛ (class 8)

देहस्य (dehasya) - of the physical body (of the body)

(noun)

Genitive, masculine, singular of deha

deha - body; physical form

Root: dih (class 4)

संसारस्य (saṁsārasya) - of the cycle of transmigration (saṃsāra) (of saṃsāra; of the cycle of existence)

(noun)

Genitive, masculine, singular of saṃsāra

saṁsāra - transmigration; cycle of birth and death; world; existence

Prefix: sam

Root: sṛ (class 1)

अप्लवस्य (aplavasya) - of the cycle of transmigration which is like an uncrossable flood (of that which has no boat; of that which cannot be crossed)

(adjective)

Genitive, masculine, singular of aplava

aplava - boatless; that which cannot be crossed; an uncrossable flood or ocean

Negation (`a-`) of `plava` (boat, float, that which crosses).

Compound type : Nañ-bahuvrīhi (a+plava)

• a – not
  indeclinable
  Negative prefix
• plava – boat; float; swimming; passing over
  noun (masculine)
  From root `plu` (to float, swim).
  Root: plu (class 1)

च (ca) - and; also

(indeclinable)

स्वविचारम् (svavicāram) - one's own thought; self-reflection; self-investigation

(noun)

Accusative, masculine, singular of svavicāra

svavicāra - self-reflection; one's own consideration; introspection

Compound type : Tatpuruṣa (sva+vicāra)

• sva – self; own; one's own
  pronoun (masculine)
• vicāra – consideration; reflection; investigation; thought
  noun (masculine)
  From root `car` (to move) with prefix `vi-`.
  Prefix: vi
  Root: car (class 10)

अलङ्कृत्य (alaṅkṛtya) - one should cultivate self-reflection (having adorned; having decorated; having cultivated; having accomplished)

(indeclinable)

Absolutive (Gerund)

Derived from verb root `kṛ` (to do, make) with prefix `alaṃ-` and suffix `-tya` (absolutive).

Prefix: alam

Root: kṛ (class 8)

सत्यम् (satyam) - truth; reality

(noun)

Accusative, neuter, singular of satya

satya - truth; reality; real; true

From root `as` (to be), present participle `sat`, then suffix `-ya`.

Root: as (class 2)

एव (eva) - only; indeed; certainly

(indeclinable)

अवलोकयेत् (avalokayet) - one should see; one should perceive; one should observe

(verb)

3rd person , singular, active, optative (vidhi liṅ) of avalok

Optative Mood, 3rd Person Singular

From root `lok` (to see) with prefix `ava-`, in the causative form `lokaya` (or simply `avalok` as a verb stem), optative.

Prefix: ava

Root: lok (class 10)