योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-36, verse-20

पुर्यष्टकस्पन्दशतैःकरोति न करोति च ।
उत्सेधमेति भूकोशकोटरस्थोऽङ्कुरोत्करः ॥ २० ॥

puryaṣṭakaspandaśataiḥkaroti na karoti ca ,
utsedhameti bhūkośakoṭarastho'ṅkurotkaraḥ 20

20. puryaṣṭaka-spanda-śataiḥ karoti na karoti ca
utsedham eti bhūkośa-koṭara-sthaḥ aṅkura-utkaraḥ

20. puryaṣṭaka-spanda-śataiḥ bhūkośa-koṭara-sthaḥ
aṅkura-utkaraḥ karoti ca na karoti utsedham eti

20. Through hundreds of pulsations of the subtle body (puryaṣṭaka), a multitude of sprouts, residing within the hollow of the physical sheath (bhūkośa), both acts and does not act, and attains prominence.

Words meanings summery:

• पुर्यष्टक-स्पन्द-शतैः (puryaṣṭaka-spanda-śataiḥ) - by hundreds of pulsations of the eight-fold city (subtle body)

• करोति (karoti) - does, performs, makes

• न (na) - not

• करोति (karoti) - does, performs, makes

• च (ca) - and

• उत्सेधम् (utsedham) - prominence, growth, swelling

• एति (eti) - goes, attains, reaches

• भूकोश-कोटर-स्थः (bhūkośa-koṭara-sthaḥ) - situated in the hollow of the earth-sheath (physical body)

• अङ्कुर-उत्करः (aṅkura-utkaraḥ) - a multitude of sprouts, a mass of germs

Words meanings and morphology

पुर्यष्टक-स्पन्द-शतैः (puryaṣṭaka-spanda-śataiḥ) - by hundreds of pulsations of the eight-fold city (subtle body)

(noun)

Instrumental, neuter, plural of puryaṣṭaka-spanda-śata

puryaṣṭaka-spanda-śata - hundreds of pulsations of the eight-fold city

Compound type : tatpuruṣa (puryaṣṭaka+spanda+śata)

• puryaṣṭaka – the eight-fold city (subtle body)
  noun (neuter)
• spanda – pulsation, vibration, tremor, activity
  noun (masculine)
  Derived from √spand (to vibrate, throb)
  Root: spand (class 1)
• śata – hundred
  noun (neuter)

Note: Indicates the means or cause.

करोति (karoti) - does, performs, makes

(verb)

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

Root: kṛ (class 8)

Note: The subject is 'aṅkurotkaraḥ'.

न (na) - not

(indeclinable)

Note: Negates the verb 'karoti'.

करोति (karoti) - does, performs, makes

(verb)

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

Root: kṛ (class 8)

Note: The subject is 'aṅkurotkaraḥ'.

च (ca) - and

(indeclinable)

Note: Connects the two 'karoti' clauses.

उत्सेधम् (utsedham) - prominence, growth, swelling

(noun)

Accusative, masculine, singular of utsedha

utsedha - prominence, elevation, growth, swelling

Derived from ut-√sīdh (to rise, swell)

Prefix: ut

Root: sīdh (class 1)

Note: Object of 'eti'.

एति (eti) - goes, attains, reaches

(verb)

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

Root: i (class 2)

Note: The subject is 'aṅkurotkaraḥ'.

भूकोश-कोटर-स्थः (bhūkośa-koṭara-sthaḥ) - situated in the hollow of the earth-sheath (physical body)

(adjective)

Nominative, masculine, singular of bhūkośa-koṭara-stha

bhūkośa-koṭara-stha - situated in the hollow of the earth-sheath

Compound type : tatpuruṣa (bhūkośa+koṭara+stha)

• bhūkośa – earth-sheath, physical body
  noun (masculine)
• koṭara – hollow, cavity, hole
  noun (neuter)
• stha – standing, situated, abiding
  adjective (masculine)
  Derived from √sthā (to stand)
  Root: sthā (class 1)

Note: Qualifies 'aṅkurotkaraḥ'.

अङ्कुर-उत्करः (aṅkura-utkaraḥ) - a multitude of sprouts, a mass of germs

(noun)

Nominative, masculine, singular of aṅkura-utkara

aṅkura-utkara - multitude of sprouts, mass of germs

Compound type : tatpuruṣa (aṅkura+utkara)

• aṅkura – sprout, shoot, germ, beginning
  noun (masculine)
• utkara – heap, multitude, mass, collection
  noun (masculine)
  Prefix: ut

Note: Subject of the verbs 'karoti' and 'eti'.