महाभारतः mahābhārataḥ - book-5, chapter-163, verse-18

बृहद्बलस्तथा राजा कौसल्यो रथसत्तमः ।
रथो मम मतस्तात दृढवेगपराक्रमः ॥१८॥

18. bṛhadbalastathā rājā kausalyo rathasattamaḥ ,
ratho mama matastāta dṛḍhavegaparākramaḥ.

18. bṛhadbalaḥ tathā rājā kausalyaḥ rathasattamaḥ
rathaḥ mama mataḥ tāta dṛḍhavegaparākramaḥ

18. tāta tathā kausalyaḥ rājā bṛhadbalaḥ rathasattamaḥ
mama dṛḍhavegaparākramaḥ rathaḥ mataḥ

18. Similarly, King Bṛhadbala, the Kosala ruler and an excellent chariot-warrior, is considered by me, O dear father, to be a chariot-warrior of resolute speed and valor.

Words meanings summery:

• बृहद्बलः (bṛhadbalaḥ) - Bṛhadbala (a proper name)

• तथा (tathā) - similarly, so, thus, also

• राजा (rājā) - king

• कौसल्यः (kausalyaḥ) - a descendant of Kosala, king of Kosala

• रथसत्तमः (rathasattamaḥ) - best of chariot-warriors

• रथः (rathaḥ) - chariot-warrior

• मम (mama) - my, by me (genitive of asmad)

• मतः (mataḥ) - considered, thought to be, approved

• तात (tāta) - O dear father (addressed to Dhṛtarāṣṭra) (O dear one, O father, O son)

• दृढवेगपराक्रमः (dṛḍhavegaparākramaḥ) - of firm speed and valor, resolute in speed and prowess

Words meanings and morphology

बृहद्बलः (bṛhadbalaḥ) - Bṛhadbala (a proper name)

(proper noun)

Nominative, masculine, singular of bṛhadbala

bṛhadbala - Bṛhadbala (proper noun, name of a king)

Compound type : karmadhāraya (bṛhat+bala)

• bṛhat – great, large
  adjective (masculine)
• bala – strength, power, force
  noun (neuter)

तथा (tathā) - similarly, so, thus, also

(indeclinable)

राजा (rājā) - king

(noun)

Nominative, masculine, singular of rājan

rājan - king, ruler

कौसल्यः (kausalyaḥ) - a descendant of Kosala, king of Kosala

(noun)

Nominative, masculine, singular of kausalya

kausalya - descendant of Kosala, native of Kosala, King of Kosala

Derived from Kosala (kingdom)

Note: Adjective used as a noun, referring to Bṛhadbala.

रथसत्तमः (rathasattamaḥ) - best of chariot-warriors

(noun)

Nominative, masculine, singular of rathasattama

rathasattama - best of chariots, best charioteer

Compound type : ṣaṣṭhī-tatpuruṣa (ratha+sattama)

• ratha – chariot, charioteer
  noun (masculine)
• sattama – best, most excellent
  adjective (masculine)
  Superlative suffix -tama

Note: Epithet for Bṛhadbala.

रथः (rathaḥ) - chariot-warrior

(noun)

Nominative, masculine, singular of ratha

ratha - chariot, car; a chariot-warrior

Note: Predicate nominative for Bṛhadbala.

मम (mama) - my, by me (genitive of asmad)

(pronoun)

Genitive, singular of asmad

asmad - I, me

Note: Denotes agent in a passive construction (mataḥ).

मतः (mataḥ) - considered, thought to be, approved

(adjective)

Nominative, masculine, singular of mata

mata - thought, opinion, believed, considered

past passive participle

From root man- 'to think'

Root: man (class 4)

Note: Predicate adjective.

तात (tāta) - O dear father (addressed to Dhṛtarāṣṭra) (O dear one, O father, O son)

(noun)

Vocative, masculine, singular of tāta

tāta - father, dear one (term of endearment, can be used for superior, junior, or equal)

दृढवेगपराक्रमः (dṛḍhavegaparākramaḥ) - of firm speed and valor, resolute in speed and prowess

(adjective)

Nominative, masculine, singular of dṛḍhavegaparākrama

dṛḍhavegaparākrama - having firm speed and valor

Compound type : bahuvrīhi (dṛḍha+vega+parākrama)

• dṛḍha – firm, strong, resolute
  adjective (masculine)
• vega – speed, impetus, force
  noun (masculine)
• parākrama – valor, prowess, heroism
  noun (masculine)

Note: Refers to Bṛhadbala.