महाभारतः mahābhārataḥ - book-12, chapter-243, verse-15

अकृत्रिममसंहार्यं प्राकृतं निरुपस्कृतम् ।
अध्यात्मं सुकृतप्रज्ञः सुखमव्ययमश्नुते ॥१५॥

15. akṛtrimamasaṁhāryaṁ prākṛtaṁ nirupaskṛtam ,
adhyātmaṁ sukṛtaprajñaḥ sukhamavyayamaśnute.

15. akṛtrimam asaṃhāryam prākṛtam nirupaskṛtam
adhyātmam sukṛtaprajñaḥ sukham avyayam aśnute

15. sukṛtaprajñaḥ akṛtrimam asaṃhāryam prākṛtam
nirupaskṛtam adhyātmam avyayam sukham aśnute

15. A person with virtuous wisdom (prajñā) experiences the imperishable happiness that is the true spiritual reality (adhyātma), which is unartificial, indestructible, natural, and unadorned.

Words meanings summery:

• अकृत्रिमम् (akṛtrimam) - unartificial, not made, natural

• असंहार्यम् (asaṁhāryam) - indestructible, not to be destroyed

• प्राकृतम् (prākṛtam) - natural, original, primitive

• निरुपस्कृतम् (nirupaskṛtam) - unadorned, unspoiled, pure

• अध्यात्मम् (adhyātmam) - spiritual reality, the supreme spirit, the inner Self

• सुकृतप्रज्ञः (sukṛtaprajñaḥ) - one with virtuous wisdom, one whose intellect is well-trained

• सुखम् (sukham) - happiness, joy, comfort

• अव्ययम् (avyayam) - imperishable, immutable, eternal

• अश्नुते (aśnute) - attains, obtains, enjoys

Words meanings and morphology

अकृत्रिमम् (akṛtrimam) - unartificial, not made, natural

(adjective)

Accusative, neuter, singular of akṛtrima

akṛtrima - unartificial, natural, genuine

Compound type : nah-tatpuruṣa (a+kṛtrima)

• a – not, un-
  prefix
• kṛtrima – artificial, made, conventional
  adjective (neuter)
  From √kṛ (to do, make)
  Root: kṛ (class 8)

असंहार्यम् (asaṁhāryam) - indestructible, not to be destroyed

(adjective)

Accusative, neuter, singular of asaṃhārya

asaṁhārya - indestructible, imperishable

Gerundive (karmaṇi kṛtya)

Negation of saṃhārya (to be destroyed)

Compound type : nah-tatpuruṣa (a+saṃhārya)

• a – not, un-
  prefix
• saṃhārya – to be destroyed, destructible
  adjective (neuter)
  Gerundive (karmaṇi kṛtya)
  Formed from saṃ-√hṛ (to collect, destroy)
  Prefix: sam
  Root: hṛ (class 1)

प्राकृतम् (prākṛtam) - natural, original, primitive

(adjective)

Accusative, neuter, singular of prākṛta

prākṛta - natural, original, ordinary, common

From prakṛti (nature)

निरुपस्कृतम् (nirupaskṛtam) - unadorned, unspoiled, pure

(adjective)

Accusative, neuter, singular of nirupaskṛta

nirupaskṛta - unadorned, pure, unspoiled, unembellished

Compound type : nah-tatpuruṣa (nis+upaskṛta)

• nis – without, out, away
  prefix
• upaskṛta – adorned, prepared, embellished
  adjective (neuter)
  Past Passive Participle
  From upa-skṛ (to prepare, adorn)
  Prefix: upa
  Root: kṛ (class 8)

अध्यात्मम् (adhyātmam) - spiritual reality, the supreme spirit, the inner Self

(noun)

Accusative, neuter, singular of adhyātman

adhyātman - the supreme spirit, the individual soul, spiritual reality

Formed from adhi + ātman

Compound type : avyayībhāva (adhi+ātman)

• adhi – over, above, concerning, spiritual
  prefix
• ātman – Self, soul, spirit, essence
  noun (masculine)

सुकृतप्रज्ञः (sukṛtaprajñaḥ) - one with virtuous wisdom, one whose intellect is well-trained

(adjective)

Nominative, masculine, singular of sukṛtaprajña

sukṛtaprajña - one whose wisdom (prajñā) is well-formed or virtuous

Compound type : bahuvrihi (su+kṛta+prajñā)

• su – good, well, excellent
  prefix
• kṛta – done, made, performed
  adjective (neuter)
  Past Passive Participle
  From √kṛ (to do, make)
  Root: kṛ (class 8)
• prajñā – wisdom, intelligence, discernment
  noun (feminine)

सुखम् (sukham) - happiness, joy, comfort

(noun)

Accusative, neuter, singular of sukha

sukha - happiness, joy, pleasure, ease

अव्ययम् (avyayam) - imperishable, immutable, eternal

(adjective)

Accusative, neuter, singular of avyaya

avyaya - imperishable, immutable, eternal; indeclinable word

Compound type : nah-tatpuruṣa (a+vyaya)

• a – not, un-
  prefix
• vyaya – expenditure, destruction, loss, decay
  noun (masculine)
  From vi-√i (to go apart)
  Prefix: vi
  Root: i (class 2)

अश्नुते (aśnute) - attains, obtains, enjoys

(verb)

3rd person , singular, middle, present (lat) of aś

Root: aś (class 5)