महाभारतः mahābhārataḥ - book-7, chapter-100, verse-21

तथा प्रयतमानेषु पाण्डवेयेषु निर्भयः ।
दुर्योधनो महाराज व्यगाहत महद्बलम् ॥२१॥

21. tathā prayatamāneṣu pāṇḍaveyeṣu nirbhayaḥ ,
duryodhano mahārāja vyagāhata mahadbalam.

21. tathā prayatamāneṣu pāṇḍaveyeṣu nirbhayaḥ
duryodhanaḥ mahārāja vyagāhata mahat balam

21. mahārāja tathā pāṇḍaveyeṣu prayatamāneṣu
nirbhayaḥ duryodhanaḥ mahat balam vyagāhata

21. O great King, while the Pāṇḍavas were thus exerting themselves, Duryodhana, fearless, plunged into the immense army.

Words meanings summery:

• तथा (tathā) - thus, so, in that manner

• प्रयततमानेषु (prayatatamāneṣu) - among those striving, among those exerting themselves

• पाण्डवेयेषु (pāṇḍaveyeṣu) - among the sons of Pāṇḍu, among the Pāṇḍavas

• निर्भयः (nirbhayaḥ) - fearless, brave, intrepid

• दुर्योधनः (duryodhanaḥ) - Duryodhana, the eldest son of Dhritarashtra and antagonist in the Mahabharata (Duryodhana (a proper noun))

• महाराज (mahārāja) - O great king, O mighty king

• व्यगाहत (vyagāhata) - he plunged into, he entered, he immersed himself

• महत् (mahat) - great, large, vast, immense

• बलम् (balam) - army, force, strength, power

Words meanings and morphology

तथा (tathā) - thus, so, in that manner

(indeclinable)

प्रयततमानेषु (prayatatamāneṣu) - among those striving, among those exerting themselves

(adjective)

Locative, masculine, plural of prayatatamāna

prayatatamāna - striving, exerting oneself, attempting

Present Middle Participle

Derived from the root 'yat' (to strive, exert) with the prefix 'pra'.

Prefix: pra

Root: yat (class 1)

पाण्डवेयेषु (pāṇḍaveyeṣu) - among the sons of Pāṇḍu, among the Pāṇḍavas

(noun)

Locative, masculine, plural of pāṇḍaveya

pāṇḍaveya - son of Pāṇḍu, a Pāṇḍava

Derived from Pāṇḍu with the suffix 'eya'.

निर्भयः (nirbhayaḥ) - fearless, brave, intrepid

(adjective)

Nominative, masculine, singular of nirbhaya

nirbhaya - fearless, brave, intrepid

Compound type : bahuvrīhi (nis+bhaya)

• nis – without, out of, free from
  indeclinable
  Negative or privative prefix.
• bhaya – fear, dread, terror
  noun (neuter)

दुर्योधनः (duryodhanaḥ) - Duryodhana, the eldest son of Dhritarashtra and antagonist in the Mahabharata (Duryodhana (a proper noun))

(proper noun)

Nominative, masculine, singular of duryodhana

duryodhana - Duryodhana (name of the eldest son of Dhritarashtra)

महाराज (mahārāja) - O great king, O mighty king

(noun)

Vocative, masculine, singular of mahārāja

mahārāja - great king, emperor

Compound type : karma dhāraya (mahā+rājan)

• mahā – great, large, mighty
  adjective (neuter)
• rājan – king, ruler
  noun (masculine)

व्यगाहत (vyagāhata) - he plunged into, he entered, he immersed himself

(verb)

3rd person , singular, middle, past imperfect (Laṅ) of vyagāh

Imperfect tense (Laṅ), 3rd person singular, middle voice.

Prefixes: vi+ā

Root: gāh (class 1)

महत् (mahat) - great, large, vast, immense

(adjective)

Accusative, neuter, singular of mahat

mahat - great, large, vast, immense

बलम् (balam) - army, force, strength, power

(noun)

Accusative, neuter, singular of bala

bala - strength, power, force, army, troops