महाभारतः mahābhārataḥ - book-4, chapter-67, verse-38

तन्महोत्सवसंकाशं हृष्टपुष्टजनावृतम् ।
नगरं मत्स्यराजस्य शुशुभे भरतर्षभ ॥३८॥

38. tanmahotsavasaṁkāśaṁ hṛṣṭapuṣṭajanāvṛtam ,
nagaraṁ matsyarājasya śuśubhe bharatarṣabha.

38. tat mahotsavasaṃkāśam hṛṣṭapuṣṭajanāvṛtam |
nagaram matsyarājasya śuśubhe bharatarṣabha

38. O best of the Bharatas, that city of the Matsya king, bustling with joyful and well-nourished people and resembling a great festival, shone brilliantly.

Words meanings summery:

• तत् (tat) - that (neuter)

• महोत्सवसंकाशम् (mahotsavasaṁkāśam) - resembling a great festival

• हृष्टपुष्टजनावृतम् (hṛṣṭapuṣṭajanāvṛtam) - filled with joyful and well-nourished/prosperous people

• नगरम् (nagaram) - city, town

• मत्स्यराजस्य (matsyarājasya) - referring to King Virāṭa, the king of the Matsyas (of the Matsya king)

• शुशुभे (śuśubhe) - it shone, looked beautiful, was adorned

• भरतर्षभ (bharatarṣabha) - Addressing Dhṛtarāṣṭra (O best of Bharatas)

Words meanings and morphology

तत् (tat) - that (neuter)

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Note: Modifying 'nagaram'.

महोत्सवसंकाशम् (mahotsavasaṁkāśam) - resembling a great festival

(adjective)

Nominative, neuter, singular of mahotsavasaṃkāśa

mahotsavasaṁkāśa - resembling a great festival

Compound type : karmadhāraya (mahā+utsava+saṃkāśa)

• mahā – great, large
  adjective
• utsava – festival, celebration, joy
  noun (masculine)
• saṃkāśa – resembling, like, similar to
  adjective

Note: Modifying 'nagaram'.

हृष्टपुष्टजनावृतम् (hṛṣṭapuṣṭajanāvṛtam) - filled with joyful and well-nourished/prosperous people

(adjective)

Nominative, neuter, singular of hṛṣṭapuṣṭajanāvṛta

hṛṣṭapuṣṭajanāvṛta - filled with happy and flourishing people

Compound type : bahuvrīhi (hṛṣṭa+puṣṭa+jana+āvṛta)

• hṛṣṭa – joyful, delighted, happy
  adjective (masculine)
  Past Passive Participle
  From root 'hṛṣ' (to be delighted) with suffix 'kta'
  Root: hṛṣ (class 4)
• puṣṭa – nourished, strong, prosperous, flourishing
  adjective (masculine)
  Past Passive Participle
  From root 'puṣ' (to nourish, thrive) with suffix 'kta'
  Root: puṣ (class 4)
• jana – person, people, man
  noun (masculine)
• āvṛta – covered, surrounded, filled with
  adjective (masculine)
  Past Passive Participle
  From root 'vṛ' (to cover) with upasarga 'ā-' and suffix 'kta'
  Prefix: ā
  Root: vṛ (class 5)

Note: Modifying 'nagaram'.

नगरम् (nagaram) - city, town

(noun)

Nominative, neuter, singular of nagara

nagara - city, town

मत्स्यराजस्य (matsyarājasya) - referring to King Virāṭa, the king of the Matsyas (of the Matsya king)

(noun)

Genitive, masculine, singular of matsyarāja

matsyarāja - king of the Matsyas

Compound type : tatpuruṣa (matsya+rājan)

• matsya – fish; name of a people/country
  proper noun (masculine)
• rājan – king
  noun (masculine)

शुशुभे (śuśubhe) - it shone, looked beautiful, was adorned

(verb)

3rd person , singular, middle, perfect (liṭ) of śubh

Root: śubh (class 1)

भरतर्षभ (bharatarṣabha) - Addressing Dhṛtarāṣṭra (O best of Bharatas)

(noun)

Vocative, masculine, singular of bharatarṣabha

bharatarṣabha - bull among Bharatas, chief of Bharatas, O best of Bharatas

Compound type : tatpuruṣa (bharata+ṛṣabha)

• bharata – descendant of Bharata, name of a lineage/people
  proper noun (masculine)
• ṛṣabha – bull, chief, best
  noun (masculine)