योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-5, verse-18

तावद्भवमहाम्भोधौ जनस्तृणवदुह्यते ।
विचारतटविश्रान्तिमेति यावन्न चेतसा ॥ १८ ॥

tāvadbhavamahāmbhodhau janastṛṇavaduhyate ,
vicārataṭaviśrāntimeti yāvanna cetasā 18

18. tāvat bhava-mahā-ambhodhau janaḥ tṛṇavat uhyate
vicāra-taṭa-viśrāntim eti yāvat na cetasā

18. yāvat cetasā vicāra-taṭa-viśrāntim na eti
tāvat janaḥ bhava-mahā-ambhodhau tṛṇavat uhyate

18. So long as the mind (cetas) does not attain rest upon the shore of discernment, a person is carried away like a blade of grass in the great ocean of worldly existence (saṃsāra).

Words meanings summery:

• तावत् (tāvat) - so long (so long, so much, until then)

• भव-महा-अम्भोधौ (bhava-mahā-ambhodhau) - in the great ocean of worldly existence (saṃsāra) (in the great ocean of existence)

• जनः (janaḥ) - a person (person, people, man)

• तृणवत् (tṛṇavat) - like a blade of grass (like a blade of grass, like grass)

• उह्यते (uhyate) - is carried away (is carried, is borne, is driven)

• विचार-तट-विश्रान्तिम् (vicāra-taṭa-viśrāntim) - rest upon the shore of discernment (to the rest on the shore of discernment)

• एति (eti) - attains (goes, comes, attains)

• यावत् (yāvat) - as long as (as long as, while, until)

• न (na) - not (not, no)

• चेतसा (cetasā) - by the mind (cetas) (by the mind, with the mind)

Words meanings and morphology

तावत् (tāvat) - so long (so long, so much, until then)

(indeclinable)

भव-महा-अम्भोधौ (bhava-mahā-ambhodhau) - in the great ocean of worldly existence (saṃsāra) (in the great ocean of existence)

(noun)

Locative, masculine, singular of bhava-mahā-ambhodhi

bhava-mahā-ambhodhi - the great ocean of worldly existence

Compound type : tatpurusha (bhava+mahā-ambhodhi)

• bhava – existence, birth, becoming, the world
  noun (masculine)
  Derived from root 'bhū'
  Root: bhū (class 1)
• mahā-ambhodhi – great ocean
  noun (masculine)
  Compound of 'mahā' (great) and 'ambhodhi' (ocean)
• mahā – great, large, mighty
  adjective (feminine)
  Feminine form of 'mahat'
• ambhodhi – ocean, sea
  noun (masculine)
  Compound of 'ambhas' (water) and 'dhā' (holding)

जनः (janaḥ) - a person (person, people, man)

(noun)

Nominative, masculine, singular of jana

jana - person, man, people, creature

Root: jan (class 4)

Note: Subject of 'uhyate'.

तृणवत् (tṛṇavat) - like a blade of grass (like a blade of grass, like grass)

(indeclinable)

Suffix -vat indicating comparison

उह्यते (uhyate) - is carried away (is carried, is borne, is driven)

(verb)

3rd person , singular, passive, present (laṭ) of vah

Present tense, third person singular, passive voice, middle ending

Root: vah (class 1)

विचार-तट-विश्रान्तिम् (vicāra-taṭa-viśrāntim) - rest upon the shore of discernment (to the rest on the shore of discernment)

(noun)

Accusative, feminine, singular of vicāra-taṭa-viśrānti

vicāra-taṭa-viśrānti - rest on the shore of discernment

Compound type : tatpurusha (vicāra+taṭa+viśrānti)

• vicāra – reflection, discernment
  noun (masculine)
  Derived from root 'car' with prefix 'vi-'
  Prefix: vi
  Root: car (class 1)
• taṭa – shore, bank, slope
  noun (masculine)
• viśrānti – rest, repose, cessation
  noun (feminine)
  Derived from root 'śram' with prefix 'vi-'
  Prefix: vi
  Root: śram (class 4)

Note: Object of 'eti'.

एति (eti) - attains (goes, comes, attains)

(verb)

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

Root: i (class 2)

यावत् (yāvat) - as long as (as long as, while, until)

(indeclinable)

न (na) - not (not, no)

(indeclinable)

Note: Negates the verb 'eti'.

चेतसा (cetasā) - by the mind (cetas) (by the mind, with the mind)

(noun)

Instrumental, neuter, singular of cetas

cetas - mind, intellect, consciousness, heart

Root: cit (class 1)

Note: Agent for 'eti'.