महाभारतः mahābhārataḥ - book-12, chapter-57, verse-34

अगूढविभवा यस्य पौरा राष्ट्रनिवासिनः ।
नयापनयवेत्तारः स राजा राजसत्तमः ॥३४॥

34. agūḍhavibhavā yasya paurā rāṣṭranivāsinaḥ ,
nayāpanayavettāraḥ sa rājā rājasattamaḥ.

34. agūḍhavibhavāḥ yasya paurāḥ rāṣṭranivāsinaḥ
nayāpanayavettāraḥ saḥ rājā rājasattamaḥ

34. yasya paurāḥ rāṣṭranivāsinaḥ agūḍhavibhavāḥ
nayāpanayavettāraḥ saḥ rājā rājasattamaḥ

34. The king, whose citizens and inhabitants of the nation possess evident prosperity and are knowledgeable about both proper policy (naya) and improper policy, is the best of kings.

Words meanings summery:

• अगूढविभवाः (agūḍhavibhavāḥ) - having unconcealed prosperity, with evident wealth

• यस्य (yasya) - whose, of whom

• पौराः (paurāḥ) - citizens, townsmen

• राष्ट्रनिवासिनः (rāṣṭranivāsinaḥ) - inhabitants of the country/nation

• नयापनयवेत्तारः (nayāpanayavettāraḥ) - knowers of policy and impolicy, those who know right and wrong conduct

• सः (saḥ) - that, he

• राजा (rājā) - king, ruler

• राजसत्तमः (rājasattamaḥ) - best of kings, most excellent king

Words meanings and morphology

अगूढविभवाः (agūḍhavibhavāḥ) - having unconcealed prosperity, with evident wealth

(adjective)

Nominative, masculine, plural of agūḍhavibhava

agūḍhavibhava - having unconcealed wealth or prosperity

Compound type : Bahuvrihi (a+gūḍha+vibhava)

• a – not, un-, negation
  indeclinable
• gūḍha – hidden, concealed, secret
  adjective (masculine)
  Past Passive Participle
  Root: guh (class 1)
• vibhava – prosperity, wealth, power, magnificence
  noun (masculine)

यस्य (yasya) - whose, of whom

(pronoun)

Genitive, masculine, singular of yad

yad - who, which, what

पौराः (paurāḥ) - citizens, townsmen

(noun)

Nominative, masculine, plural of paura

paura - citizen, townsman, urban dweller

राष्ट्रनिवासिनः (rāṣṭranivāsinaḥ) - inhabitants of the country/nation

(noun)

Nominative, masculine, plural of rāṣṭranivāsin

rāṣṭranivāsin - inhabitant of the country or realm

Compound type : Tatpurusha (rāṣṭra+nivāsin)

• rāṣṭra – kingdom, country, nation, realm
  noun (neuter)
• nivāsin – dweller, inhabitant
  noun (masculine)
  Prefix: ni
  Root: vas (class 1)

नयापनयवेत्तारः (nayāpanayavettāraḥ) - knowers of policy and impolicy, those who know right and wrong conduct

(noun)

Nominative, masculine, plural of nayāpanayavettṛ

nayāpanayavettṛ - knower of proper and improper policy/conduct

Compound type : Tatpurusha (naya+apanaya+vettṛ)

• naya – policy, conduct, leading, right course (dharma)
  noun (masculine)
  Root: nī (class 1)
• apanaya – impolicy, misconduct, wrong course
  noun (masculine)
  Prefix: apa
  Root: nī (class 1)
• vettṛ – knower, perceiver, expert
  noun (masculine)
  Root: vid (class 2)

सः (saḥ) - that, he

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

राजा (rājā) - king, ruler

(noun)

Nominative, masculine, singular of rājan

rājan - king, ruler, sovereign

राजसत्तमः (rājasattamaḥ) - best of kings, most excellent king

(adjective)

Nominative, masculine, singular of rājasattama

rājasattama - best of kings, most excellent among rulers

Superlative form, derived from rājan and sattama (best)

Compound type : Tatpurusha (rājan+sattama)

• rājan – king, ruler, sovereign
  noun (masculine)
• sattama – best, most excellent, supreme
  adjective (masculine)
  Superlative suffix -tama