योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-83, verse-21

प्रसन्नं स्फारगाम्भीर्यमक्षुब्धमपराहतम् ।
हृदयं समतामेति शान्तवात इवार्णवः ॥ २१ ॥

prasannaṃ sphāragāmbhīryamakṣubdhamaparāhatam ,
hṛdayaṃ samatāmeti śāntavāta ivārṇavaḥ 21

21. prasannam sphāragāmbhīryam akṣubdham aparāhatam
hṛdayam samatām eti śāntavātaḥ iva arṇavaḥ

21. hṛdayam prasannam sphāragāmbhīryam akṣubdham aparāhatam samatām eti.
arṇavaḥ śāntavātaḥ iva.

21. The mind (hṛdaya) attains a state of equanimity, becoming clear, profoundly deep, undisturbed, and unassailable, just as an ocean becomes calm when the wind has settled.

Words meanings summery:

• प्रसन्नम् (prasannam) - clear, tranquil, serene

• स्फारगाम्भीर्यम् (sphāragāmbhīryam) - of vast depth, profound

• अक्षुब्धम् (akṣubdham) - undisturbed, unagitated

• अपराहतम् (aparāhatam) - unassailable, unimpeded, unstricken

• हृदयम् (hṛdayam) - heart, mind, consciousness

• समताम् (samatām) - equanimity, evenness, impartiality

• एति (eti) - attains, reaches, goes to

• शान्तवातः (śāntavātaḥ) - calm-winded, where the wind has subsided

• इव (iva) - like, as, as if

• अर्णवः (arṇavaḥ) - ocean, sea

Words meanings and morphology

प्रसन्नम् (prasannam) - clear, tranquil, serene

(adjective)

Nominative, neuter, singular of prasanna

prasanna - clear, tranquil, serene, pleased, gracious

Past Passive Participle

From pra-sad (to become clear, calm)

Prefix: pra

Root: sad (class 1)

Note: Agrees with 'hṛdayam'.

स्फारगाम्भीर्यम् (sphāragāmbhīryam) - of vast depth, profound

(adjective)

Nominative, neuter, singular of sphāragāmbhīrya

sphāragāmbhīrya - having great depth, profoundness

Compound type : karmadhāraya (sphāra+gāmbhīrya)

• sphāra – vast, extensive, abundant
  adjective (masculine)
• gāmbhīrya – depth, profoundness, gravity
  noun (neuter)
  From 'gambhīra' (deep) + 'ya' (suffix for abstract noun)

Note: Agrees with 'hṛdayam'.

अक्षुब्धम् (akṣubdham) - undisturbed, unagitated

(adjective)

Nominative, neuter, singular of akṣubdha

akṣubdha - not agitated, undisturbed, calm

Compound type : nañ-tatpuruṣa (a+kṣubdha)

• a – not, un-
  indeclinable
• kṣubdha – agitated, disturbed, troubled
  adjective (masculine)
  Past Passive Participle
  Root: kṣubh (class 1)

Note: Agrees with 'hṛdayam'.

अपराहतम् (aparāhatam) - unassailable, unimpeded, unstricken

(adjective)

Nominative, neuter, singular of aparāhata

aparāhata - not struck, undisturbed, uninjured

Compound type : nañ-tatpuruṣa (a+parāhata)

• a – not, un-
  indeclinable
• parāhata – struck, afflicted, impeded
  adjective (masculine)
  Past Passive Participle
  Prefixes: parā+ā
  Root: han (class 2)

Note: Agrees with 'hṛdayam'.

हृदयम् (hṛdayam) - heart, mind, consciousness

(noun)

Nominative, neuter, singular of hṛdaya

hṛdaya - heart, mind, soul, intellect, core

Note: Subject of 'eti'.

समताम् (samatām) - equanimity, evenness, impartiality

(noun)

Accusative, feminine, singular of samatā

samatā - sameness, equality, equanimity

From 'sama' (equal) + 'tā' (suffix for abstract noun)

Note: Object of 'eti'.

एति (eti) - attains, reaches, goes to

(verb)

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

Root: i (class 2)

शान्तवातः (śāntavātaḥ) - calm-winded, where the wind has subsided

(adjective)

Nominative, masculine, singular of śāntavāta

śāntavāta - having a calm wind, where the wind has ceased

Compound type : bahuvrīhi (śānta+vāta)

• śānta – calm, tranquil, subsided, peaceful
  adjective (masculine)
  Past Passive Participle
  Root: śam (class 4)
• vāta – wind, air
  noun (masculine)

Note: Agrees with 'arṇavaḥ'.

इव (iva) - like, as, as if

(indeclinable)

अर्णवः (arṇavaḥ) - ocean, sea

(noun)

Nominative, masculine, singular of arṇava

arṇava - ocean, sea