योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-53, verse-19

कर्णाक्षिनासाप्रमुखैर्द्वारैर्नवभिरन्विताः ।
अनारतवहत्प्राणपवनेनोष्णशीतलाः ॥ १९ ॥

karṇākṣināsāpramukhairdvārairnavabhiranvitāḥ ,
anāratavahatprāṇapavanenoṣṇaśītalāḥ 19

19. karṇākṣināsāpramukhaiḥ dvāraiḥ navabhiḥ
anvitāḥ anāratavahatprāṇapavanena uṣṇaśītalāḥ

19. karṇākṣināsāpramukhaiḥ navabhiḥ dvāraiḥ
anvitāḥ anāratavahatprāṇapavanena uṣṇaśītalāḥ

19. [These bodies] are endowed with nine doors, foremost among them being the ears, eyes, and nose. They are also warm and cool due to the continuously flowing wind of the vital breath (prāṇa).

Words meanings summery:

• कर्णाक्षिनासाप्रमुखैः (karṇākṣināsāpramukhaiḥ) - by the body's doors, chiefly the ears, eyes, and nose (by those having ears, eyes, nose as chief; by those headed by ears, eyes, nose)

• द्वारैः (dvāraiḥ) - by the body's doors/apertures (by doors, by gates)

• नवभिः (navabhiḥ) - by nine (doors) (by nine)

• अन्विताः (anvitāḥ) - endowed with (the nine doors) (endowed with, accompanied by, possessed of)

• अनारतवहत्प्राणपवनेन (anāratavahatprāṇapavanena) - by the continuously flowing vital air (prāṇa) (by the wind of constantly flowing vital breath)

• उष्णशीतलाः (uṣṇaśītalāḥ) - possessing both warmth and coolness (warm and cool, hot and cold)

Words meanings and morphology

कर्णाक्षिनासाप्रमुखैः (karṇākṣināsāpramukhaiḥ) - by the body's doors, chiefly the ears, eyes, and nose (by those having ears, eyes, nose as chief; by those headed by ears, eyes, nose)

(adjective)

Instrumental, masculine, plural of karṇākṣināsāpramukha

karṇākṣināsāpramukha - headed by ears, eyes, and nose

Compound formed from karṇa (ear), akṣi (eye), nāsā (nose), and pramukha (chief/foremost).

Compound type : tatpuruṣa (karṇa+akṣi+nāsā+pramukha)

• karṇa – ear
  noun (masculine)
• akṣi – eye
  noun (neuter)
• nāsā – nose
  noun (feminine)
• pramukha – chief, principal, foremost
  adjective (masculine)
  Prefix: pra

Note: Refers to the nine doors of the body.

द्वारैः (dvāraiḥ) - by the body's doors/apertures (by doors, by gates)

(noun)

Instrumental, neuter, plural of dvāra

dvāra - door, gate, aperture

Note: Implied to be the openings of the body.

नवभिः (navabhiḥ) - by nine (doors) (by nine)

(numeral)

Note: Refers to the nine doors (eyes, ears, nostrils, mouth, anus, urethra).

अन्विताः (anvitāḥ) - endowed with (the nine doors) (endowed with, accompanied by, possessed of)

(adjective)

Nominative, masculine, plural of anvita

anvita - joined, connected, endowed with, accompanied

Past Passive Participle

From verb anv-i (to follow, to go after). Root i (to go), prefix anu.

Prefix: anu

Root: i (class 2)

Note: Used here in a participial sense, acting as an adjective describing the bodies.

अनारतवहत्प्राणपवनेन (anāratavahatprāṇapavanena) - by the continuously flowing vital air (prāṇa) (by the wind of constantly flowing vital breath)

(noun)

Instrumental, masculine, singular of anāratavahatprāṇapavana

anāratavahatprāṇapavana - wind of the continuously flowing vital breath

Compound describing the nature of the wind.

Compound type : tatpuruṣa (anārata+vahat+prāṇa+pavana)

• anārata – uninterrupted, continuous, constant
  adjective (neuter)
  Past Passive Participle
  Negation 'an-' + root 'ram' (to rest) + suffix 'ta'
  Prefix: ā
  Root: ram (class 1)
• vahat – flowing, carrying
  adjective (masculine)
  Present Active Participle
  Root 'vah' (to carry, flow) + 'śatṛ' suffix
  Root: vah (class 1)
• prāṇa – vital breath, life-force (prāṇa)
  noun (masculine)
  Prefix: pra
• pavana – wind, air
  noun (masculine)
  From root 'pū' (to purify) or 'vā' (to blow)
  Root: pū/vā (class 1)

Note: Refers to the movement of air as a vital function in the body.

उष्णशीतलाः (uṣṇaśītalāḥ) - possessing both warmth and coolness (warm and cool, hot and cold)

(adjective)

Nominative, masculine, plural of uṣṇaśītala

uṣṇaśītala - warm and cool, hot and cold

Compound of 'uṣṇa' and 'śītala'.

Compound type : dvandva (uṣṇa+śītala)

• uṣṇa – hot, warm
  adjective (neuter)
  Past Passive Participle
  From root 'uṣ' (to burn)
  Root: uṣ (class 1)
• śītala – cool, cold
  adjective (neuter)
  From root 'śī' (to lie down, to be cool)
  Root: śī (class 2)

Note: Describes the temperature regulation of the body.