योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-20, verse-11

तं चेतति तदाभासं पूर्णमात्मस्थमात्मना ।
तत्र तन्मयतां धत्ते तेन तन्मयरूपिणी ॥ ११ ॥

taṃ cetati tadābhāsaṃ pūrṇamātmasthamātmanā ,
tatra tanmayatāṃ dhatte tena tanmayarūpiṇī 11

11. tam cetati tadābhāsam pūrṇam ātmastham ātmanā
| tatra tanmayatām dhatte tena tanmayarūpiṇī

11. ātmanā tam tadābhāsam pūrṇam ātmastham cetati
tatra tena tanmayatām dhatte tanmayarūpiṇī

11. Consciousness perceives that (bliss), which is its reflection, full and dwelling within the (supreme) self (ātman), by means of the (individual) self (ātman). There, through that (perception), it assumes the state of being one with that, thus becoming of that very form of oneness.

Words meanings summery:

• तम् (tam) - that (bliss/essence) (that, him)

• चेतति (cetati) - perceives, is conscious, observes

• तदाभासम् (tadābhāsam) - its reflection, having its appearance

• पूर्णम् (pūrṇam) - full, complete, perfect

• आत्मस्थम् (ātmastham) - dwelling in the self, inherent in the self

• आत्मना (ātmanā) - by the self, by one's own self

• तत्र (tatra) - there, in that place, in that matter

• तन्मयताम् (tanmayatām) - the state of being one with that, identity with that

• धत्ते (dhatte) - it holds, assumes, places

• तेन (tena) - by that (perception/identification) (by that, thereby)

• तन्मयरूपिणी (tanmayarūpiṇī) - having the form of being one with that, identical in form with that

Words meanings and morphology

तम् (tam) - that (bliss/essence) (that, him)

(pronoun)

Accusative, masculine, singular of tad

tad - that (pronoun), he, she, it

चेतति (cetati) - perceives, is conscious, observes

(verb)

3rd person , singular, active, present (laṭ) of √cit

Root: cit (class 1)

तदाभासम् (tadābhāsam) - its reflection, having its appearance

(adjective)

Accusative, masculine, singular of tadābhāsa

tadābhāsa - its reflection, having its appearance, appearing like that

Compound type : tatpuruṣa (tad+ābhāsa)

• tad – that, it
  pronoun (neuter)
• ābhāsa – reflection, appearance, semblance, light
  noun (masculine)

पूर्णम् (pūrṇam) - full, complete, perfect

(adjective)

Accusative, masculine, singular of pūrṇa

pūrṇa - full, complete, perfect, entire

Past Passive Participle

Derived from √pṝ 'to fill'

Root: pṝ (class 9)

आत्मस्थम् (ātmastham) - dwelling in the self, inherent in the self

(adjective)

Accusative, masculine, singular of ātmastha

ātmastha - dwelling in the self, inherent in the self, self-existent

Compound type : upapada-tatpuruṣa (ātman+stha)

• ātman – self, soul, spirit, essence
  noun (masculine)
• stha – standing, abiding, existing
  adjective (masculine)
  Agent noun from √sthā
  Root: sthā (class 1)

आत्मना (ātmanā) - by the self, by one's own self

(noun)

Instrumental, masculine, singular of ātman

ātman - self, soul, spirit, essence

तत्र (tatra) - there, in that place, in that matter

(indeclinable)

तन्मयताम् (tanmayatām) - the state of being one with that, identity with that

(noun)

Accusative, feminine, singular of tanmayatā

tanmayatā - state of being identical with that, identity with that

Compound type : tatpuruṣa (tanmaya+tā)

• tanmaya – consisting of that, identical with that, absorbed in that
  adjective (masculine)
• tā – suffix forming abstract nouns (state, condition)
  indeclinable (feminine)

धत्ते (dhatte) - it holds, assumes, places

(verb)

3rd person , singular, middle, present (laṭ) of √dhā

Root: dhā (class 3)

तेन (tena) - by that (perception/identification) (by that, thereby)

(pronoun)

Instrumental, neuter, singular of tad

tad - that (pronoun), he, she, it

तन्मयरूपिणी (tanmayarūpiṇī) - having the form of being one with that, identical in form with that

(adjective)

Nominative, feminine, singular of tanmayarūpin

tanmayarūpin - having the form of being one with that, identical in form with that

Compound type : tatpuruṣa (tanmaya+rūpin)

• tanmaya – consisting of that, identical with that, absorbed in that
  adjective (masculine)
• rūpin – having the form of, characterized by, beautiful
  adjective (masculine)