महाभारतः mahābhārataḥ - book-1, chapter-79, verse-4

पूर्णे वर्षसहस्रे तु पुनस्ते यौवनं त्वहम् ।
दत्त्वा स्वं प्रतिपत्स्यामि पाप्मानं जरया सह ॥४॥

4. pūrṇe varṣasahasre tu punaste yauvanaṁ tvaham ,
dattvā svaṁ pratipatsyāmi pāpmānaṁ jarayā saha.

4. pūrṇe varṣasahasre tu punaḥ te yauvanam tu aham
dattvā svam pratipattsyāmi pāpmānam jarayā saha

4. But after a full thousand years, having returned your youth to you, I will take back my own decrepitude along with old age.

Words meanings summery:

• पूर्णे (pūrṇe) - full, complete, finished

• वर्षसहस्रे (varṣasahasre) - in a thousand years

• तु (tu) - but, indeed, however

• पुनः (punaḥ) - again, back

• ते (te) - to you, your

• यौवनम् (yauvanam) - youth

• तु (tu) - but, indeed, however

• अहम् (aham) - I

• दत्त्वा (dattvā) - having given, having granted

• स्वम् (svam) - one's own, my own

• प्रतिपत्त्स्यामि (pratipattsyāmi) - I will take back, I will accept, I will regain

• पाप्मानम् (pāpmānam) - the ill-effect or consequence of the curse, referring to old age/decrepitude (sin, evil, decrepitude)

• जरया (jarayā) - with old age

• सह (saha) - with, together with

Words meanings and morphology

पूर्णे (pūrṇe) - full, complete, finished

(adjective)

Locative, neuter, singular of pūrṇa

pūrṇa - full, complete, filled, perfect, finished

Past Passive Participle

Root pṛ (पृ)

Root: pṛ (class 9)

वर्षसहस्रे (varṣasahasre) - in a thousand years

(noun)

Locative, neuter, singular of varṣasahasra

varṣasahasra - a thousand years

Compound type : dvigu (varṣa+sahasra)

• varṣa – year, rain
  noun (neuter)
• sahasra – thousand
  noun (neuter)

तु (tu) - but, indeed, however

(indeclinable)

पुनः (punaḥ) - again, back

(indeclinable)

ते (te) - to you, your

(pronoun)

singular of tvad

tvad - you

यौवनम् (yauvanam) - youth

(noun)

Accusative, neuter, singular of yauvana

yauvana - youth, youthful age, prime of life

तु (tu) - but, indeed, however

(indeclinable)

अहम् (aham) - I

(pronoun)

Nominative, singular of asmad

asmad - I, me, us

दत्त्वा (dattvā) - having given, having granted

(indeclinable)

Absolutive (Gerund)

Root dā (दा)

Root: dā (class 3)

स्वम् (svam) - one's own, my own

(pronoun)

Accusative, neuter, singular of sva

sva - own, one's own, belonging to oneself

प्रतिपत्त्स्यामि (pratipattsyāmi) - I will take back, I will accept, I will regain

(verb)

1st person , singular, middle, future (lṛṭ) of prati-pad

Future

4th conjugation, Ātmanepada, with prefix prati

Prefix: prati

Root: pad (class 4)

पाप्मानम् (pāpmānam) - the ill-effect or consequence of the curse, referring to old age/decrepitude (sin, evil, decrepitude)

(noun)

Accusative, masculine, singular of pāpman

pāpman - sin, evil, misfortune, calamity, decrepitude

जरया (jarayā) - with old age

(noun)

Instrumental, feminine, singular of jarā

jarā - old age, decrepitude, decay

सह (saha) - with, together with

(indeclinable)