महाभारतः mahābhārataḥ - book-4, chapter-5, verse-31

ततो यथाप्रतिज्ञाभिः प्राविशन्नगरं महत् ।
अज्ञातचर्यां वत्स्यन्तो राष्ट्रे वर्षं त्रयोदशम् ॥३१॥

31. tato yathāpratijñābhiḥ prāviśannagaraṁ mahat ,
ajñātacaryāṁ vatsyanto rāṣṭre varṣaṁ trayodaśam.

31. tataḥ yathāpratijñābhiḥ prāviśan nagaram mahat
ajñātacaryām vatsyantaḥ rāṣṭre varṣam trayodaśam

31. Then, in accordance with their vows, they entered the great city, intending to live for the thirteenth year in that kingdom during their incognito (ajñātacaryā) period.

Words meanings summery:

• ततः (tataḥ) - then, thereafter, from there

• यथाप्रतिज्ञाभिः (yathāpratijñābhiḥ) - according to their vows, as per their pledges

• प्राविशन् (prāviśan) - they entered

• नगरम् (nagaram) - city, town

• महत् (mahat) - great, large, important

• अज्ञातचर्याम् (ajñātacaryām) - incognito life, period of living unknown

• वत्स्यन्तः (vatsyantaḥ) - intending to dwell, desiring to live

• राष्ट्रे (rāṣṭre) - in the kingdom, in the country

• वर्षम् (varṣam) - a year, for a year

• त्रयोदशम् (trayodaśam) - thirteenth, thirteen

Words meanings and morphology

ततः (tataḥ) - then, thereafter, from there

(indeclinable)

Note: Avyaya form.

यथाप्रतिज्ञाभिः (yathāpratijñābhiḥ) - according to their vows, as per their pledges

(noun)

Instrumental, feminine, plural of yathāpratijñā

yathāpratijñā - according to promise, as promised

Compound type : avyayībhāva (yathā+pratijñā)

• yathā – as, according to, in which way
  indeclinable
• pratijñā – promise, vow, pledge
  noun (feminine)
  From prati + jñā
  Prefix: prati
  Root: jñā (class 9)

Note: Plural instrumental of the compound yathāpratijñā.

प्राविशन् (prāviśan) - they entered

(verb)

3rd person , plural, active, imperfect (laṅ) of pra-viś

Prefix: pra

Root: viś (class 6)

Note: 3rd person plural imperfect active of pra-viś.

नगरम् (nagaram) - city, town

(noun)

Accusative, neuter, singular of nagara

nagara - city, town

महत् (mahat) - great, large, important

(adjective)

Accusative, neuter, singular of mahat

mahat - great, large, important

Note: Accusative singular neuter, agreeing with nagaram.

अज्ञातचर्याम् (ajñātacaryām) - incognito life, period of living unknown

(noun)

Accusative, feminine, singular of ajñātacaryā

ajñātacaryā - incognito life, unknown conduct

Compound type : tatpuruṣa (ajñāta+caryā)

• ajñāta – unknown, not known
  adjective
  Past Passive Participle
  From a- + jñā- + kta
  Prefix: a
  Root: jñā (class 9)
• caryā – conduct, behaviour, course of action, wandering
  noun (feminine)
  From car- + ya (ṇyaT)
  Root: car (class 1)

Note: Accusative singular feminine. The phrase 'ajñātacaryāṃ vatsyantaḥ' means 'intending to live an incognito life'.

वत्स्यन्तः (vatsyantaḥ) - intending to dwell, desiring to live

(participle)

Nominative, masculine, plural of vas

vas - to dwell, to live, to reside

Root: vas (class 1)

Note: Nominative plural masculine future active participle of √vas. Agrees with the implied subjects of 'prāviśan'.

राष्ट्रे (rāṣṭre) - in the kingdom, in the country

(noun)

Locative, neuter, singular of rāṣṭra

rāṣṭra - kingdom, country, realm

Root: rāj

वर्षम् (varṣam) - a year, for a year

(noun)

Accusative, neuter, singular of varṣa

varṣa - year, rain

Root: vṛṣ (class 1)

Note: Accusative of duration.

त्रयोदशम् (trayodaśam) - thirteenth, thirteen

(adjective)

Accusative, neuter, singular of trayodaśa

trayodaśa - thirteenth, thirteen

Note: Accusative singular neuter, agreeing with varṣam.