महाभारतः mahābhārataḥ - book-1, chapter-61, verse-15

तस्मादवरजो यस्तु राजन्नश्वपतिः स्मृतः ।
दैतेयः सोऽभवद्राजा हार्दिक्यो मनुजर्षभः ॥१५॥

15. tasmādavarajo yastu rājannaśvapatiḥ smṛtaḥ ,
daiteyaḥ so'bhavadrājā hārdikyo manujarṣabhaḥ.

15. tasmāt avarajaḥ yaḥ tu rājan aśvapatiḥ smṛtaḥ
daiteyaḥ saḥ abhavat rājā hārdikyaḥ manujarṣabhaḥ

15. O King, his younger brother, who was known as Aśvapati, became a king. He was Hārdikya, a Daitya, O best of men.

Words meanings summery:

• तस्मात् (tasmāt) - from him (from that, therefore)

• अवरजः (avarajaḥ) - younger brother (born after, younger brother)

• यः (yaḥ) - who (who, which)

• तु (tu) - (emphatic or connective) (but, indeed, yet)

• राजन् (rājan) - O king

• अश्वपतिः (aśvapatiḥ) - Aśvapati (proper name) (lord of horses, Aśvapati (proper name))

• स्मृतः (smṛtaḥ) - known as, called (remembered, called, known)

• दैतेयः (daiteyaḥ) - a Daitya (a class of demons) (descendant of Diti, a demon)

• सः (saḥ) - he (he, that)

• अभवत् (abhavat) - became (became, was)

• राजा (rājā) - king (king, ruler)

• हार्दिक्यः (hārdikyaḥ) - Hārdikya (proper name)

• मनुजर्षभः (manujarṣabhaḥ) - O best of men (best of men, chief of men)

Words meanings and morphology

तस्मात् (tasmāt) - from him (from that, therefore)

(pronoun)

Ablative, singular of tad

tad - that, he, she, it

Note: Used as an indeclinable 'therefore' or 'from him/that'.

अवरजः (avarajaḥ) - younger brother (born after, younger brother)

(noun)

Nominative, masculine, singular of avaraja

avaraja - born after, younger brother

Derived from ava-√jan + ḍa

Prefix: ava

Root: jan (class 4)

यः (yaḥ) - who (who, which)

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

Note: Relative pronoun.

तु (tu) - (emphatic or connective) (but, indeed, yet)

(indeclinable)

राजन् (rājan) - O king

(noun)

Vocative, masculine, singular of rājan

rājan - king, ruler

Note: n-stem noun in vocative.

अश्वपतिः (aśvapatiḥ) - Aśvapati (proper name) (lord of horses, Aśvapati (proper name))

(noun)

Nominative, masculine, singular of aśvapati

aśvapati - lord of horses, Aśvapati (proper name)

Compound type : tatpuruṣa (aśva+pati)

• aśva – horse
  noun (masculine)
• pati – lord, master, husband
  noun (masculine)

स्मृतः (smṛtaḥ) - known as, called (remembered, called, known)

(adjective)

Nominative, masculine, singular of smṛta

smṛta - remembered, recalled, known

past passive participle

Derived from √smṛ

Root: smṛ (class 1)

Note: Qualifies 'avarajaḥ'.

दैतेयः (daiteyaḥ) - a Daitya (a class of demons) (descendant of Diti, a demon)

(noun)

Nominative, masculine, singular of daiteya

daiteya - son of Diti, a Daitya

Taddhita derivative from Diti (Diti + ḍhak)

सः (saḥ) - he (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

Note: Personal/demonstrative pronoun.

अभवत् (abhavat) - became (became, was)

(verb)

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

Root: bhū (class 1)

राजा (rājā) - king (king, ruler)

(noun)

Nominative, masculine, singular of rājan

rājan - king, ruler

Note: n-stem noun.

हार्दिक्यः (hārdikyaḥ) - Hārdikya (proper name)

(noun)

Nominative, masculine, singular of hārdikya

hārdikya - Hārdikya (proper name)

मनुजर्षभः (manujarṣabhaḥ) - O best of men (best of men, chief of men)

(noun)

Vocative, masculine, singular of manujarṣabha

manujarṣabha - bull among men, best of men

Compound type : tatpuruṣa (manuja+ṛṣabha)

• manuja – man, human being
  noun (masculine)
  Derived from manu + √jan + ḍa
  Root: jan (class 4)
• ṛṣabha – bull, chief, best
  noun (masculine)

Note: Compound in vocative case.