योगवासिष्ठः yogavāsiṣṭhaḥ - book-1, chapter-22, verse-20

सीत्कारकारिणी पांसुपरुषा परिजर्जरम् ।
शरीरं शातयत्येषा वात्येव तरुपल्लवम् ॥ २० ॥

sītkārakāriṇī pāṃsuparuṣā parijarjaram ,
śarīraṃ śātayatyeṣā vātyeva tarupallavam 20

20. sītkārakāriṇī pāṃsuparuṣā parijarjaram
śarīram śātayati eṣā vātyā iva tarupallavam

20. eṣā (jarā) sītkārakāriṇī,
pāṃsuparuṣā [satī],
vātyā iva,
tarupallavam (yathā śātayati),
[tathā] parijarjaram śarīram śātayati

20. This (old age), which produces a whistling sound and is rough with dust, destroys the body, making it completely decrepit, just as a whirlwind tears apart the foliage of a tree.

Words meanings summery:

• सीत्कारकारिणी (sītkārakāriṇī) - making a hissing/whistling sound

• पांसुपरुषा (pāṁsuparuṣā) - rough with dust, dusty and harsh

• परिजर्जरम् (parijarjaram) - utterly worn out, completely decrepit/dilapidated

• शरीरम् (śarīram) - body

• शातयति (śātayati) - destroys, weakens, makes fall, tears apart

• एषा (eṣā) - This (referring to jarā, old age, from previous verses) (this (feminine))

• वात्या (vātyā) - whirlwind, hurricane, storm

• इव (iva) - like, as, as if

• तरुपल्लवम् (tarupallavam) - tree foliage, tree sprout

Words meanings and morphology

सीत्कारकारिणी (sītkārakāriṇī) - making a hissing/whistling sound

(adjective)

Nominative, feminine, singular of sītkārakāriṇī

sītkārakāriṇī - producing a 'sītkāra' sound, making a hissing or whistling sound

Compound type : tatpurusha (sītkāra+kāriṇī)

• sītkāra – a hissing, whistling, or sucking sound
  noun (masculine)
• kāriṇī – doing, making, causing (feminine form of kārin)
  adjective (feminine)
  Root: kṛ (class 8)

Note: Qualifies 'eṣā' (this, referring to old age).

पांसुपरुषा (pāṁsuparuṣā) - rough with dust, dusty and harsh

(adjective)

Nominative, feminine, singular of pāṃsuparuṣā

pāṁsuparuṣa - rough with dust, dusty and harsh

Compound type : tatpurusha (pāṃsu+paruṣa)

• pāṃsu – dust, sand
  noun (masculine)
• paruṣa – rough, harsh, rigid, cruel
  adjective (masculine)

Note: Qualifies 'eṣā' (this, referring to old age).

परिजर्जरम् (parijarjaram) - utterly worn out, completely decrepit/dilapidated

(adjective)

Accusative, neuter, singular of parijarjara

parijarjara - completely worn out, dilapidated, decrepit

Compound with intensifier 'pari'

Compound type : karmadhāraya (pari+jarjara)

• pari – around, completely, fully (as a prefix)
  indeclinable
• jarjara – worn out, decrepit, dilapidated
  adjective (masculine)
  Root: jṝ (class 1)

Note: Qualifies 'śarīram'.

शरीरम् (śarīram) - body

(noun)

Accusative, neuter, singular of śarīra

śarīra - body, corporeal frame

शातयति (śātayati) - destroys, weakens, makes fall, tears apart

(verb)

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

Causative of root śad

Causative stem from root śad (to fall, decay)

Root: śad (class 1)

एषा (eṣā) - This (referring to jarā, old age, from previous verses) (this (feminine))

(pronoun)

Nominative, feminine, singular of etad

etad - this, this one

वात्या (vātyā) - whirlwind, hurricane, storm

(noun)

Nominative, feminine, singular of vātyā

vātyā - a whirlwind, hurricane, storm

इव (iva) - like, as, as if

(indeclinable)

तरुपल्लवम् (tarupallavam) - tree foliage, tree sprout

(noun)

Accusative, neuter, singular of tarupallava

tarupallava - tree foliage, sprout of a tree

Compound type : tatpurusha (taru+pallava)

• taru – tree
  noun (masculine)
• pallava – sprout, bud, foliage, young shoot
  noun (masculine)