योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-74, verse-11

वायुः स्पन्दनधर्मत्वाद्यदा चलति देहके ।
तदा स्फुरति हस्ताङ्गरसनापल्लवावली ॥ ११ ॥

vāyuḥ spandanadharmatvādyadā calati dehake ,
tadā sphurati hastāṅgarasanāpallavāvalī 11

11. vāyuḥ spandanadharmatvāt yadā calati dehake
tadā sphurati hastāṅgarasanāpallavāvalī

11. yadā vāyuḥ spandanadharmatvāt dehake calati,
tadā hastāṅgarasanāpallavāvalī sphurati.

11. When the vital breath (vāyu), by virtue of its intrinsic nature (dharma) for pulsation, moves within the body, then a sequence of hand-parts, tongues, and delicate sprout-like movements (such as fingers, tongue, and subtle expressions) comes to life.

Words meanings summery:

• वायुः (vāyuḥ) - wind, air, vital breath

• स्पन्दनधर्मत्वात् (spandanadharmatvāt) - due to the nature of vibration, because of the quality of pulsation

• यदा (yadā) - when

• चलति (calati) - moves, stirs, vibrates

• देहके (dehake) - in the body

• तदा (tadā) - then, at that time

• स्फुरति (sphurati) - pulsates, trembles, throbs, manifests

• हस्ताङ्गरसनापल्लवावली (hastāṅgarasanāpallavāvalī) - a series of hand-parts, tongues, and delicate sprouts (like fingers, tongue, and subtle expressions)

Words meanings and morphology

वायुः (vāyuḥ) - wind, air, vital breath

(noun)

Nominative, masculine, singular of vāyu

vāyu - wind, air, vital breath (prāṇa)

स्पन्दनधर्मत्वात् (spandanadharmatvāt) - due to the nature of vibration, because of the quality of pulsation

(noun)

Ablative, neuter, singular of spandanadharmatva

spandanadharmatva - the state/quality of having vibration as its intrinsic nature

Compound type : tatpuruṣa (spandana+dharma+tva)

• spandana – vibration, pulsation, tremor
  noun (neuter)
  Action Noun
  From √spand (to tremble, vibrate)
  Root: spand (class 1)
• dharma – intrinsic nature, natural law, constitution, duty
  noun (masculine)
• tva – state of being, -ness (suffix)
  suffix/noun (neuter)

यदा (yadā) - when

(indeclinable)

चलति (calati) - moves, stirs, vibrates

(verb)

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

Root: cal (class 1)

देहके (dehake) - in the body

(noun)

Locative, masculine, singular of dehaka

dehaka - body

तदा (tadā) - then, at that time

(indeclinable)

स्फुरति (sphurati) - pulsates, trembles, throbs, manifests

(verb)

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

Root: sphur (class 6)

हस्ताङ्गरसनापल्लवावली (hastāṅgarasanāpallavāvalī) - a series of hand-parts, tongues, and delicate sprouts (like fingers, tongue, and subtle expressions)

(noun)

Nominative, feminine, singular of hastāṅgarasanāpallavāvalī

hastāṅgarasanāpallavāvalī - series of hand-limbs, tongues, and tender leaves/sprouts

Compound type : dvandva (hasta+aṅga+rasanā+pallava+āvalī)

• hasta – hand
  noun (masculine)
• aṅga – limb, body part, constituent
  noun (neuter)
• rasanā – tongue, bridle, belt
  noun (feminine)
• pallava – sprout, tender leaf, twig
  noun (masculine)
• āvalī – row, series, multitude, line
  noun (feminine)