महाभारतः mahābhārataḥ - book-3, chapter-289, verse-12

ततः संवत्सरे पूर्णे यदासौ जपतां वरः ।
नापश्यद्दुष्कृतं किंचित्पृथायाः सौहृदे रतः ॥१२॥

12. tataḥ saṁvatsare pūrṇe yadāsau japatāṁ varaḥ ,
nāpaśyadduṣkṛtaṁ kiṁcitpṛthāyāḥ sauhṛde rataḥ.

12. tataḥ saṃvatsare pūrṇe yadā asau japatām varaḥ na
apaśyat duṣkṛtam kiṃcit pṛthāyāḥ sauhṛde rataḥ

12. Then, when a full year was complete, that best among chanters (Durvāsā), who was devoted to Pṛthā's benevolence, saw no fault whatsoever.

Words meanings summery:

• ततः (tataḥ) - then, thereupon, from that

• संवत्सरे (saṁvatsare) - after a (full) year (in the year, after a year)

• पूर्णे (pūrṇe) - complete (year) (full, complete, accomplished)

• यदा (yadā) - when, at which time

• असौ (asau) - that (Brahmin Durvāsā) (that one)

• जपताम् (japatām) - of those who practice spiritual recitation (of those who chant/mutter prayers, of ascetics)

• वरः (varaḥ) - the best (among chanters) (best, excellent, boon, choice)

• न (na) - not, no

• अपश्यत् (apaśyat) - did not see (saw, perceived (imperfect tense))

• दुष्कृतम् (duṣkṛtam) - any fault or wrongdoing (evil deed, sin, fault, wrongdoing)

• किंचित् (kiṁcit) - any (fault) (anything, something, a little)

• पृथायाः (pṛthāyāḥ) - of Pṛthā

• सौहृदे (sauhṛde) - in (her) benevolent service/devotion (in friendship, in good-heartedness, in benevolence)

• रतः (rataḥ) - devoted (to Pṛthā's benevolence) (devoted, engaged, pleased, absorbed)

Words meanings and morphology

ततः (tataḥ) - then, thereupon, from that

(indeclinable)

Adverbial form of tad.

संवत्सरे (saṁvatsare) - after a (full) year (in the year, after a year)

(noun)

Locative, masculine, singular of saṃvatsara

saṁvatsara - year

Note: Part of a locative absolute construction.

पूर्णे (pūrṇe) - complete (year) (full, complete, accomplished)

(adjective)

Locative, masculine, singular of pūrṇa

pūrṇa - full, complete, fulfilled

Past Passive Participle

From root pṛ (to fill) + kta suffix.

Root: pṛ

Note: Part of a locative absolute construction.

यदा (yadā) - when, at which time

(indeclinable)

Adverbial form of yad.

असौ (asau) - that (Brahmin Durvāsā) (that one)

(pronoun)

Nominative, masculine, singular of adas

adas - that, yonder

Demonstrative pronoun.

Note: Refers to the Brahmin Durvāsā.

जपताम् (japatām) - of those who practice spiritual recitation (of those who chant/mutter prayers, of ascetics)

(participle)

Genitive, masculine, plural of japat

japat - chanting, muttering

Present Active Participle

Present active participle of √jap (class 1) + śatṛ suffix. Genitive plural.

Root: jap (class 1)

Note: Used substantively to mean 'those who chant'.

वरः (varaḥ) - the best (among chanters) (best, excellent, boon, choice)

(adjective)

Nominative, masculine, singular of vara

vara - excellent, best, choicest, boon

Root: vṛ (class 9)

न (na) - not, no

(indeclinable)

अपश्यत् (apaśyat) - did not see (saw, perceived (imperfect tense))

(verb)

3rd person , singular, active, past imperfect (Laṅ) of paś

Imperfect active

3rd person singular imperfect active. From root dṛś (paś transformation) class 1.

Root: dṛś (class 1)

दुष्कृतम् (duṣkṛtam) - any fault or wrongdoing (evil deed, sin, fault, wrongdoing)

(noun)

Accusative, neuter, singular of duṣkṛta

duṣkṛta - evil deed, sin, fault, wrongdoing

Past Passive Participle

Past passive participle of duṣ-√kṛ (to do ill).

Compound type : karmadhāraya (dus+kṛta)

• dus – bad, difficult, ill
  indeclinable
  Prefix indicating badness or difficulty.
• kṛta – done, made, deed
  participle (neuter)
  Past Passive Participle
  From root kṛ (to do) + kta suffix.
  Root: kṛ (class 8)

किंचित् (kiṁcit) - any (fault) (anything, something, a little)

(indeclinable)

From kiṃ (what) + cid (particle).

Note: 'kiṃcit' is often used as 'any' in negative sentences.

पृथायाः (pṛthāyāḥ) - of Pṛthā

(proper noun)

Genitive, feminine, singular of pṛthā

pṛthā - Pṛthā (name of Kuntī)

सौहृदे (sauhṛde) - in (her) benevolent service/devotion (in friendship, in good-heartedness, in benevolence)

(noun)

Locative, neuter, singular of sauhṛda

sauhṛda - friendship, good-heartedness, kindness

From suhṛd (friend) + aṇ suffix.

Note: Refers to the disposition or quality of her service.

रतः (rataḥ) - devoted (to Pṛthā's benevolence) (devoted, engaged, pleased, absorbed)

(participle)

Nominative, masculine, singular of rata

rata - devoted, engaged, pleased, attached

Past Passive Participle

Past passive participle of √ram (to delight, to sport) + kta suffix.

Root: ram (class 1)

Note: Used as an adjective here.