महाभारतः mahābhārataḥ - book-7, chapter-109, verse-14

तत्राद्भुतमपश्याम राधेयस्य पराक्रमम् ।
विरथो रथिनां श्रेष्ठो वारयामास यद्रिपुम् ॥१४॥

14. tatrādbhutamapaśyāma rādheyasya parākramam ,
viratho rathināṁ śreṣṭho vārayāmāsa yadripum.

14. tatra adbhutam apaśyāma rādheyasya parākramam
virathaḥ rathinām śreṣṭhaḥ vārayāmāsa yat ripum

14. tatra rādheyasya parākramam adbhutam apaśyāma
yat virathaḥ rathinām śreṣṭhaḥ ripum vārayāmāsa

14. There we saw the extraordinary valor of Radheya (Karna): that, despite being without a chariot, he, the best among charioteers, checked his enemy.

Words meanings summery:

• तत्र (tatra) - there, in that place, in that situation

• अद्भुतम् (adbhutam) - wonderful, amazing, extraordinary

• अपश्याम (apaśyāma) - we saw

• राधेयस्य (rādheyasya) - of Karna, son of Radha (of Radheya (Karna))

• पराक्रमम् (parākramam) - valor, prowess, might

• विरथः (virathaḥ) - charioteer-less, dismounted from a chariot

• रथिनाम् (rathinām) - of charioteers, among charioteers

• श्रेष्ठः (śreṣṭhaḥ) - best, chief, most excellent

• वारयामास (vārayāmāsa) - he checked, he warded off, he prevented

• यत् (yat) - that, which (introduces a clause)

• रिपुम् (ripum) - enemy, foe

Words meanings and morphology

तत्र (tatra) - there, in that place, in that situation

(indeclinable)

adverb from 'tad'

अद्भुतम् (adbhutam) - wonderful, amazing, extraordinary

(adjective)

Accusative, neuter, singular of adbhuta

adbhuta - wonderful, marvelous, astonishing

अपश्याम (apaśyāma) - we saw

(verb)

1st person , plural, active, past imperfect (laṅ) of dṛś

Imperfect tense form

first person plural imperfect active (root dṛś forms paśya-stem in present/imperfect)

Root: dṛś (class 1)

राधेयस्य (rādheyasya) - of Karna, son of Radha (of Radheya (Karna))

(proper noun)

Genitive, masculine, singular of rādheya

rādheya - son of Radha (Karna)

derived from Radha, an epithet for Karna

पराक्रमम् (parākramam) - valor, prowess, might

(noun)

Accusative, masculine, singular of parākrama

parākrama - valor, prowess, heroism, might

विरथः (virathaḥ) - charioteer-less, dismounted from a chariot

(adjective)

Nominative, masculine, singular of viratha

viratha - without a chariot, dismounted from a chariot

Compound type : bahuvrīhi (vi+ratha)

• vi – without, apart, away
  indeclinable
  used as a privative prefix
• ratha – chariot
  noun (masculine)

रथिनाम् (rathinām) - of charioteers, among charioteers

(noun)

Genitive, masculine, plural of rathin

rathin - charioteer, warrior fighting from a chariot

श्रेष्ठः (śreṣṭhaḥ) - best, chief, most excellent

(adjective)

Nominative, masculine, singular of śreṣṭha

śreṣṭha - best, chief, most excellent, superior

superlative of praśasya (praśasta)

वारयामास (vārayāmāsa) - he checked, he warded off, he prevented

(verb)

3rd person , singular, active, perfect (liṭ) of vṛ

Perfect tense form (Causative)

third person singular perfect active, from causative stem of √vṛ

Root: vṛ (class 10)

यत् (yat) - that, which (introduces a clause)

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that (relative pronoun)

often used as a conjunction introducing a clause of reason or explanation

Note: Used here as a conjunction introducing the explanatory clause.

रिपुम् (ripum) - enemy, foe

(noun)

Accusative, masculine, singular of ripu

ripu - enemy, foe