योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-88, verse-20

शीतं शीतविशीर्णाङ्गजर्जरत्वग्विकीर्णवत् ।
पाषाणीभूतसलिलं क्वचित्परुषमारुतम् ॥ २० ॥

śītaṃ śītaviśīrṇāṅgajarjaratvagvikīrṇavat ,
pāṣāṇībhūtasalilaṃ kvacitparuṣamārutam 20

20. śītam śītaviśīrṇāṅgajarjaratvagvikīrṇavat
pāṣāṇībhūtasalilam kvacit paruṣamārutam

20. śītam śītaviśīrṇāṅgajarjaratvagvikīrṇavat
kvacit pāṣāṇībhūtasalilam paruṣamārutam

20. It is cold, resembling scattered things with decayed bodies and cracked skin, due to the cold. Elsewhere, there is water turned to stone and a harsh wind.

Words meanings summery:

• शीतम् (śītam) - cold, coolness

• शीतविशीर्णाङ्गजर्जरत्वग्विकीर्णवत् (śītaviśīrṇāṅgajarjaratvagvikīrṇavat) - like something scattered, with decayed body and cracked skin due to cold

• पाषाणीभूतसलिलम् (pāṣāṇībhūtasalilam) - water turned to stone, petrified water

• क्वचित् (kvacit) - sometimes, in some place, somewhere

• परुषमारुतम् (paruṣamārutam) - harsh wind

Words meanings and morphology

शीतम् (śītam) - cold, coolness

(adjective)

Nominative, neuter, singular of śīta

śīta - cold, cool, chill

Root: śī

Note: Refers to the state of coldness.

शीतविशीर्णाङ्गजर्जरत्वग्विकीर्णवत् (śītaviśīrṇāṅgajarjaratvagvikīrṇavat) - like something scattered, with decayed body and cracked skin due to cold

(indeclinable)

Suffix 'vat' indicates similarity or likeness.

Compound type : Bahuvrīhi-Tatpuruṣa (śīta+viśīrṇāṅga+jarjaratvac+vikīrṇa+vat)

• śīta – cold, chill
  noun (neuter)
  Root: śī
• viśīrṇāṅga – one whose body is decayed/fallen apart
  adjective (neuter)
  Past Passive Participle
  Compound of 'viśīrṇa' (decayed, fallen apart) and 'aṅga' (body).
  Prefix: vi
  Root: śṝ (class 9)
• jarjaratvac – one with cracked/worn-out skin
  adjective (feminine)
  Compound of 'jarjara' (decayed, worn out) and 'tvac' (skin).
• vikīrṇa – scattered, dispersed, spread
  adjective (neuter)
  Past Passive Participle
  Derived from root 'kīr' (to scatter) with prefix 'vi'.
  Prefix: vi
  Root: kīr (class 6)
• vat – like, as if, similar to
  indeclinable
  Suffix indicating comparison.

Note: Functions as an adverbial phrase modifying 'śītam' or the implied state.

पाषाणीभूतसलिलम् (pāṣāṇībhūtasalilam) - water turned to stone, petrified water

(noun)

Nominative, neuter, singular of pāṣāṇībhūtasalila

pāṣāṇībhūtasalila - water that has become stone, petrified water

Compound type : Karmadhāraya (pāṣāṇībhūta+salila)

• pāṣāṇībhūta – turned into stone, petrified
  adjective (neuter)
  Past Passive Participle
  Derived from 'pāṣāṇa' (stone) and root 'bhū' (to become).
  Root: bhū (class 1)
• salila – water
  noun (neuter)

Note: Nominative or accusative singular, referring to the state of water.

क्वचित् (kvacit) - sometimes, in some place, somewhere

(indeclinable)

परुषमारुतम् (paruṣamārutam) - harsh wind

(noun)

Nominative, neuter, singular of paruṣamāruta

paruṣamāruta - harsh wind, rough breeze

Compound type : Karmadhāraya (paruṣa+māruta)

• paruṣa – harsh, rough, severe, cruel
  adjective (masculine)
• māruta – wind, air, breeze
  noun (masculine)

Note: Nominative or accusative singular, referring to the presence of harsh wind.