योगवासिष्ठः yogavāsiṣṭhaḥ - book-1, chapter-20, verse-2

तत्रानन्तविलासस्य लोलस्य स्वस्य चेतसः ।
वृत्तीरनुभवन्याति दुःखाद्दुःखान्तरं जडः ॥ २ ॥

tatrānantavilāsasya lolasya svasya cetasaḥ ,
vṛttīranubhavanyāti duḥkhādduḥkhāntaraṃ jaḍaḥ 2

2. tatra ananta-vilāsasya lolasya svasya cetasaḥ
vṛttīḥ anubhavan yāti duḥkhāt duḥkha-antaram jaḍaḥ

2. tatra jaḍaḥ svasya ananta-vilāsasya lolasya cetasaḥ
vṛttīḥ anubhavan duḥkhāt duḥkha-antaram yāti

2. There (in youth), the foolish person, experiencing the impulses of their own restless mind, which is given to endless indulgences, passes from one sorrow to another.

Words meanings summery:

• तत्र (tatra) - in the state of youth (there, in that place, in that state, in that matter)

• अनन्त-विलासस्य (ananta-vilāsasya) - of endless indulgence, of boundless play

• लोलस्य (lolasya) - of the restless, of the fickle, of the wavering

• स्वस्य (svasya) - of one's own, of oneself

• चेतसः (cetasaḥ) - of the mind, of consciousness, of the heart

• वृत्तीः (vṛttīḥ) - mental impulses or activities (activities, modifications, impulses, functions)

• अनुभवन् (anubhavan) - experiencing, feeling, perceiving

• याति (yāti) - goes, proceeds, passes, moves

• दुःखात् (duḥkhāt) - from sorrow, from misery, from pain

• दुःख-अन्तरम् (duḥkha-antaram) - to another sorrow, to another misery

• जडः (jaḍaḥ) - the foolish one, the dull-witted, the inert

Words meanings and morphology

तत्र (tatra) - in the state of youth (there, in that place, in that state, in that matter)

(indeclinable)

अनन्त-विलासस्य (ananta-vilāsasya) - of endless indulgence, of boundless play

(noun)

Genitive, masculine, singular of ananta-vilāsa

ananta-vilāsa - endless indulgence, boundless play/sport

Compound type : karmadhāraya (ananta+vilāsa)

• ananta – endless, infinite, boundless
  adjective (masculine)
  Negation 'an' + 'anta' (end)
• vilāsa – play, sport, amusement, indulgence, charm
  noun (masculine)
  Derived from root 'las' (to sport) with prefix 'vi'
  Prefix: vi
  Root: las (class 1)

Note: Qualifies 'cetasaḥ'

लोलस्य (lolasya) - of the restless, of the fickle, of the wavering

(adjective)

Genitive, masculine, singular of lola

lola - moving, shaking, trembling, restless, fickle, agitated, desirous

Derived from root 'lul' (to move, shake)

Root: lul (class 1)

Note: Qualifies 'cetasaḥ'

स्वस्य (svasya) - of one's own, of oneself

(pronoun)

Genitive, masculine, singular of sva

sva - own, self, personal

Note: Qualifies 'cetasaḥ'

चेतसः (cetasaḥ) - of the mind, of consciousness, of the heart

(noun)

Genitive, neuter, singular of cetas

cetas - mind, consciousness, intellect, heart, soul

वृत्तीः (vṛttīḥ) - mental impulses or activities (activities, modifications, impulses, functions)

(noun)

Accusative, feminine, plural of vṛtti

vṛtti - action, activity, state, function, modification, impulse, mode of being

Derived from root 'vṛt' (to be, exist, turn)

Root: vṛt (class 1)

अनुभवन् (anubhavan) - experiencing, feeling, perceiving

(adjective)

Nominative, masculine, singular of anu-bhū

anu-bhū - to experience, feel, perceive, undergo

Present Active Participle

Derived from root 'bhū' (to be) with prefix 'anu'

Prefix: anu

Root: bhū (class 1)

Note: Functions adverbially, 'while experiencing'

याति (yāti) - goes, proceeds, passes, moves

(verb)

3rd person , singular, active, present (lat) of yā

Root: yā (class 2)

दुःखात् (duḥkhāt) - from sorrow, from misery, from pain

(noun)

Ablative, neuter, singular of duḥkha

duḥkha - sorrow, misery, pain, suffering, unhappiness

दुःख-अन्तरम् (duḥkha-antaram) - to another sorrow, to another misery

(noun)

Accusative, neuter, singular of duḥkha-antara

duḥkha-antara - another sorrow, another misery

Compound type : tatpuruṣa (duḥkha+antara)

• duḥkha – sorrow, misery, pain
  noun (neuter)
• antara – other, another, different, interior
  adjective (neuter)

जडः (jaḍaḥ) - the foolish one, the dull-witted, the inert

(adjective)

Nominative, masculine, singular of jaḍa

jaḍa - cold, stiff, rigid, dull, foolish, inert, unconscious

Note: Used as a noun here: 'the foolish person'.