योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-75, verse-43

मुक्तौ राघव लोकेऽस्मिन्न प्राप्तिः संभवत्यलम् ।
अप्रवृत्तौ विवेकस्य मग्ना हि जनकोटयः ॥ ४३ ॥

muktau rāghava loke'sminna prāptiḥ saṃbhavatyalam ,
apravṛttau vivekasya magnā hi janakoṭayaḥ 43

43. muktau rāghava loke asmin na prāptiḥ saṃbhavati
alam apravṛttau vivekasya magnāḥ hi janakoṭayaḥ

43. rāghava,
asmin loke muktau prāptiḥ alam na saṃbhavati.
hi vivekasya apravṛttau janakoṭayaḥ magnāḥ.

43. O Rāghava, in this world, the attainment of liberation (mokṣa) is indeed not truly possible. For, when discrimination (viveka) is not active, millions of people are certainly immersed (in worldly existence).

Words meanings summery:

• मुक्तौ (muktau) - in liberation, concerning liberation

• राघव (rāghava) - O Rāghava (descendant of Raghu, epithet for Rāma)

• लोके (loke) - in the world, in the realm

• अस्मिन् (asmin) - in this (world)

• न (na) - not, no

• प्राप्तिः (prāptiḥ) - attainment, achievement, acquisition

• संभवति (saṁbhavati) - is possible, occurs, exists

• अलम् (alam) - indeed, truly, sufficiently, enough

• अप्रवृत्तौ (apravṛttau) - in the non-arising, in the absence of manifestation/activity

• विवेकस्य (vivekasya) - of discrimination, of discernment

• मग्नाः (magnāḥ) - immersed (in worldly existence or saṃsāra) (drowned, submerged, immersed)

• हि (hi) - indeed, surely, because, for

• जनकोटयः (janakoṭayaḥ) - millions of people, crores of people

Words meanings and morphology

मुक्तौ (muktau) - in liberation, concerning liberation

(noun)

Locative, feminine, singular of mukti

mukti - liberation, release, freedom (mokṣa)

Derived from root √muc (to release, free) with suffix -ti

Root: muc (class 6)

Note: Indicates the sphere or goal of 'prāptiḥ'.

राघव (rāghava) - O Rāghava (descendant of Raghu, epithet for Rāma)

(proper noun)

Vocative, masculine, singular of rāghava

rāghava - descendant of Raghu; an epithet for Rāma

Patronymic from Raghu

Note: Address to the listener, Rāma.

लोके (loke) - in the world, in the realm

(noun)

Locative, masculine, singular of loka

loka - world, realm, people

Note: Specifies the location where the statement holds true.

अस्मिन् (asmin) - in this (world)

(pronoun)

Locative, masculine, singular of idam

idam - this

न (na) - not, no

(indeclinable)

प्राप्तिः (prāptiḥ) - attainment, achievement, acquisition

(noun)

Nominative, feminine, singular of prāpti

prāpti - attainment, acquisition, reaching

Derived from pra + √āp (to obtain, reach) with suffix -ti

Compound type : prādi-samāsa (pra+āpti)

• pra – forth, forward, very
  indeclinable
• āpti – attainment, acquisition
  noun (feminine)
  Derived from root √āp (to obtain, reach)
  Root: āp (class 5)

Note: Subject of the verb 'saṃbhavati'.

संभवति (saṁbhavati) - is possible, occurs, exists

(verb)

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

Present Active Indicative

3rd person singular, active voice, present tense, from sam + √bhū (to be, become)

Prefix: sam

Root: bhū (class 1)

अलम् (alam) - indeed, truly, sufficiently, enough

(indeclinable)

अप्रवृत्तौ (apravṛttau) - in the non-arising, in the absence of manifestation/activity

(noun)

Locative, feminine, singular of apravṛtti

apravṛtti - non-activity, non-arising, absence of manifestation

Negation of 'pravṛtti' (activity, manifestation) with prefix 'a-'; derived from a + pra + √vṛt (to turn, exist)

Compound type : nañ-tatpuruṣa (a+pravṛtti)

• a – not, non-
  indeclinable
• pravṛtti – activity, manifestation, impulse, engagement
  noun (feminine)
  Derived from pra + √vṛt (to turn, proceed, exist)
  Prefix: pra
  Root: vṛt (class 1)

Note: Indicates the condition or circumstance for the drowning of people.

विवेकस्य (vivekasya) - of discrimination, of discernment

(noun)

Genitive, masculine, singular of viveka

viveka - discrimination, discernment, distinguishing (viveka)

Derived from vi + √vic (to separate, distinguish)

Compound type : prādi-samāsa (vi+veka)

• vi – apart, asunder, distinctively
  indeclinable
• veka – discerning, distinguishing
  noun (masculine)
  From root √vic (to separate, distinguish)
  Root: vic (class 7)

Note: Possessive, modifying 'apravṛttau'.

मग्नाः (magnāḥ) - immersed (in worldly existence or saṃsāra) (drowned, submerged, immersed)

(adjective)

Nominative, feminine, plural of magna

magna - submerged, drowned, plunged into

Past Passive Participle

Derived from root √majj (to sink, plunge)

Root: majj (class 6)

Note: Agrees with 'janakoṭayaḥ'.

हि (hi) - indeed, surely, because, for

(indeclinable)

जनकोटयः (janakoṭayaḥ) - millions of people, crores of people

(noun)

Nominative, feminine, plural of janakoṭi

janakoṭi - a crore (ten million) of people; immense number of people

Compound type : ṣaṣṭhī-tatpuruṣa (jana+koṭi)

• jana – person, people, human being
  noun (masculine)
  Derived from root √jan (to be born)
  Root: jan (class 4)
• koṭi – crore (ten million), immense number, tip, end
  noun (feminine)

Note: Subject of the second clause.