महाभारतः mahābhārataḥ - book-1, chapter-81, verse-7

देवराजसमो ह्यासीद्ययातिः पृथिवीपतिः ।
वर्धनः कुरुवंशस्य विभावसुसमद्युतिः ॥७॥

7. devarājasamo hyāsīdyayātiḥ pṛthivīpatiḥ ,
vardhanaḥ kuruvaṁśasya vibhāvasusamadyutiḥ.

7. devarājasamaḥ hi āsīt yayātiḥ pṛthivīpatiḥ
vardhanaḥ kuru-vaṃśasya vibhāvasusamadyutiḥ

7. Indeed, King Yayāti, the lord of the earth, was equal to the king of the gods, the enhancer of the Kuru dynasty, and possessed a radiance like that of Vibhāvasu (the sun or fire).

Words meanings summery:

• देवराजसमः (devarājasamaḥ) - equal to the king of gods

• हि (hi) - indeed, surely, for

• आसीत् (āsīt) - was

• ययातिः (yayātiḥ) - proper name of a celebrated king (Yayāti)

• पृथिवीपतिः (pṛthivīpatiḥ) - king, lord of the earth

• वर्धनः (vardhanaḥ) - enhancer of the Kuru dynasty (increaser, enhancer, one who causes to grow)

• कुरु-वंशस्य (kuru-vaṁśasya) - of the Kuru dynasty

• विभावसुसमद्युतिः (vibhāvasusamadyutiḥ) - having splendor equal to Vibhāvasu (the sun/fire)

Words meanings and morphology

देवराजसमः (devarājasamaḥ) - equal to the king of gods

(adjective)

Nominative, masculine, singular of devarājasama

devarājasama - equal to the king of gods

Compound type : tatpurusha (deva+rāja+sama)

• deva – god, deity
  noun (masculine)
  Root: div (class 4)
• rāja – king, ruler
  noun (masculine)
  Root: rāj (class 1)
• sama – equal, similar, like
  adjective

हि (hi) - indeed, surely, for

(indeclinable)

आसीत् (āsīt) - was

(verb)

3rd person , singular, active, past imperfect (laṅ) of as

Imperfect Third Person Singular

Past tense form of 'to be'

Root: as (class 2)

ययातिः (yayātiḥ) - proper name of a celebrated king (Yayāti)

(proper noun)

Nominative, masculine, singular of yayāti

yayāti - Yayāti (a famous king in Hindu mythology)

Root: yā (class 2)

पृथिवीपतिः (pṛthivīpatiḥ) - king, lord of the earth

(noun)

Nominative, masculine, singular of pṛthivīpati

pṛthivīpati - lord of the earth, king, sovereign

Compound type : tatpurusha (pṛthivī+pati)

• pṛthivī – earth
  noun (feminine)
• pati – lord, master
  noun (masculine)
  Root: pā (class 2)

वर्धनः (vardhanaḥ) - enhancer of the Kuru dynasty (increaser, enhancer, one who causes to grow)

(adjective)

Nominative, masculine, singular of vardhana

vardhana - increasing, growing, causing to grow, strengthening, enhancing

Agent Noun / Verbal Adjective

Derived from root vṛdh (to grow, increase)

Root: vṛdh (class 1)

कुरु-वंशस्य (kuru-vaṁśasya) - of the Kuru dynasty

(noun)

Genitive, masculine, singular of kuruvaṃśa

kuruvaṁśa - the Kuru dynasty/lineage

Compound type : tatpurusha (kuru+vaṃśa)

• kuru – Kuru (name of an ancient king and dynasty)
  proper noun (masculine)
• vaṃśa – race, lineage, family, dynasty
  noun (masculine)

विभावसुसमद्युतिः (vibhāvasusamadyutiḥ) - having splendor equal to Vibhāvasu (the sun/fire)

(adjective)

Nominative, masculine, singular of vibhāvasusamadyuti

vibhāvasusamadyuti - having splendor equal to Vibhāvasu (fire or sun)

Compound type : bahuvrīhi (vibhāvasu+sama+dyuti)

• vibhāvasu – sun, fire, moon, light, name of a deity
  noun (masculine)
  Root: bhā (class 2)
• sama – equal, similar
  adjective
• dyuti – light, splendor, radiance
  noun (feminine)
  Root: dyut (class 1)