महाभारतः mahābhārataḥ - book-1, chapter-145, verse-14

एतावान्पुरुषस्तात कृतं यस्मिन्न नश्यति ।
यावच्च कुर्यादन्योऽस्य कुर्यादभ्यधिकं ततः ॥१४॥

14. etāvānpuruṣastāta kṛtaṁ yasminna naśyati ,
yāvacca kuryādanyo'sya kuryādabhyadhikaṁ tataḥ.

14. etāvān puruṣaḥ tāta kṛtam yasmin na naśyati yāvat
ca kuryāt anyaḥ asya kuryāt abhyadhikam tataḥ

14. O dear one, a person (puruṣa) is defined by this: that a good deed (kṛtam) done for him is never lost. Furthermore, if someone else does something for him, he should do even more than that in return.

Words meanings summery:

• एतावान् (etāvān) - this much (is a person) (so much, such, this much)

• पुरुषः (puruṣaḥ) - a person (puruṣa), referring to an ideal individual (person, human being, spirit (puruṣa))

• तात (tāta) - O dear one (an affectionate address, possibly by Yudhiṣṭhira to Bhīma) (O father, O dear one)

• कृतम् (kṛtam) - a good deed (done for him) (a deed, a done thing, a good deed)

• यस्मिन् (yasmin) - in whom (a deed is not lost) (in whom, in which)

• न (na) - not, no

• नश्यति (naśyati) - is lost, perishes, disappears

• यावत् (yāvat) - as much as (another might do) (as much as, as long as)

• च (ca) - and, also

• कुर्यात् (kuryāt) - should do, may do

• अन्यः (anyaḥ) - another, someone else

• अस्य (asya) - for him (the person of virtue) (of him, for him)

• कुर्यात् (kuryāt) - should do, may do

• अभ्यधिकम् (abhyadhikam) - more, exceeding, in excess

• ततः (tataḥ) - than that (than what was done for him) (from that, then, therefore)

Words meanings and morphology

एतावान् (etāvān) - this much (is a person) (so much, such, this much)

(adjective)

Nominative, masculine, singular of etāvat

etāvat - so much, such, this great

पुरुषः (puruṣaḥ) - a person (puruṣa), referring to an ideal individual (person, human being, spirit (puruṣa))

(noun)

Nominative, masculine, singular of puruṣa

puruṣa - person, human being, male, spirit, the cosmic person (puruṣa)

तात (tāta) - O dear one (an affectionate address, possibly by Yudhiṣṭhira to Bhīma) (O father, O dear one)

(noun)

Vocative, masculine, singular of tāta

tāta - father, dear one, respected person

कृतम् (kṛtam) - a good deed (done for him) (a deed, a done thing, a good deed)

(noun)

Nominative, neuter, singular of kṛta

kṛta - done, made, a deed, a good action

Past Passive Participle

Derived from root kṛ (to do) + kta suffix. Used as a noun here.

Root: kṛ (class 8)

यस्मिन् (yasmin) - in whom (a deed is not lost) (in whom, in which)

(pronoun)

Locative, masculine, singular of yad

yad - which, who

न (na) - not, no

(indeclinable)

Negative particle

नश्यति (naśyati) - is lost, perishes, disappears

(verb)

3rd person , singular, active, present indicative (laṭ) of naś

Root: naś (class 4)

यावत् (yāvat) - as much as (another might do) (as much as, as long as)

(indeclinable)

Adverbial usage, correlative of 'tāvat'

च (ca) - and, also

(indeclinable)

Conjunction

कुर्यात् (kuryāt) - should do, may do

(verb)

3rd person , singular, active, optative active (vidhi-liṅ) of kṛ

Root: kṛ (class 8)

अन्यः (anyaḥ) - another, someone else

(pronoun)

Nominative, masculine, singular of anya

anya - other, another, different

अस्य (asya) - for him (the person of virtue) (of him, for him)

(pronoun)

Genitive, masculine, singular of idam

idam - this

कुर्यात् (kuryāt) - should do, may do

(verb)

3rd person , singular, active, optative active (vidhi-liṅ) of kṛ

Root: kṛ (class 8)

अभ्यधिकम् (abhyadhikam) - more, exceeding, in excess

(indeclinable)

Compound 'abhi' (towards, over) + 'adhika' (more, excessive)

Compound type : avyayībhāva (abhi+adhika)

• abhi – to, towards, over, excessively
  indeclinable
  Prefix/preposition
• adhika – more, excessive, superior
  adjective (masculine)

Note: Functions as an adverb.

ततः (tataḥ) - than that (than what was done for him) (from that, then, therefore)

(indeclinable)

Adverb formed from 'tad' (that)