महाभारतः mahābhārataḥ - book-7, chapter-149, verse-4

कर्णो वैकर्तनो युद्धे राक्षसेन युयुत्सति ।
रक्ष कर्णं रणे यत्तो वृतः सैन्येन मानद ॥४॥

4. karṇo vaikartano yuddhe rākṣasena yuyutsati ,
rakṣa karṇaṁ raṇe yatto vṛtaḥ sainyena mānada.

4. karṇaḥ vaikartanaḥ yuddhe rākṣasena yuyutsati
rakṣa karṇam raṇe yattaḥ vṛtaḥ sainyena mānada

4. mānada vaikartanaḥ karṇaḥ yuddhe rākṣasena
yuyutsati sainyena vṛtaḥ yattaḥ raṇe karṇam rakṣa

4. O giver of honor, Karna, the son of Vikartana, desires to fight a Rākṣasa (demon) in battle. Diligently protect Karna, who is surrounded by the army, in the fray.

Words meanings summery:

• कर्णः (karṇaḥ) - Karna, son of Sūrya and Kuntī, a great warrior, brother of the Pāṇḍavas but allied with Duryodhana. (Karna)

• वैकर्तनः (vaikartanaḥ) - An epithet for Karna, indicating his divine father Sūrya (Vikartana). (son of Vikartana)

• युद्धे (yuddhe) - in battle, in war

• राक्षसेन (rākṣasena) - by a Rākṣasa, with a Rākṣasa (demon)

• युयुत्सति (yuyutsati) - desires to fight, wishes to fight

• रक्ष (rakṣa) - protect! guard!

• कर्णम् (karṇam) - Refers to the warrior Karna. (Karna)

• रणे (raṇe) - in battle, in fight

• यत्तः (yattaḥ) - Diligently (adverbial sense modifying the protection). (diligent, attentive, prepared, restrained)

• वृतः (vṛtaḥ) - Surrounded (by the army). (surrounded, covered, chosen)

• सैन्येन (sainyena) - by the army, with the army

• मानद (mānada) - An address to the listener (likely Duryodhana). (giver of honor, bestower of respect)

Words meanings and morphology

कर्णः (karṇaḥ) - Karna, son of Sūrya and Kuntī, a great warrior, brother of the Pāṇḍavas but allied with Duryodhana. (Karna)

(proper noun)

Nominative, masculine, singular of karṇa

karṇa - Karna (proper name); ear

वैकर्तनः (vaikartanaḥ) - An epithet for Karna, indicating his divine father Sūrya (Vikartana). (son of Vikartana)

(adjective)

Nominative, masculine, singular of vaikartana

vaikartana - son of Vikartana; an epithet of Karna

Derived from Vikartana (a name of Sūrya) + aṇ pratyaya (patronymic).

Note: Agrees with Karṇaḥ

युद्धे (yuddhe) - in battle, in war

(noun)

Locative, neuter, singular of yuddha

yuddha - battle, war, fight

Root: yudh (class 4)

राक्षसेन (rākṣasena) - by a Rākṣasa, with a Rākṣasa (demon)

(noun)

Instrumental, masculine, singular of rākṣasa

rākṣasa - a demon, a Rākṣasa

Note: Used with 'yuyutsati'.

युयुत्सति (yuyutsati) - desires to fight, wishes to fight

(verb)

3rd person , singular, active, present (lat) of yuyutsati

Desiderative present third singular

Desiderative formation of root 'yudh' (to fight) + ti pratyaya.

Root: yudh (class 4)

रक्ष (rakṣa) - protect! guard!

(verb)

2nd person , singular, active, imperative (loṭ) of rakṣ

Imperative second singular

Root 'rakṣ' (to protect) + a pratyaya (imperative).

Root: rakṣ (class 1)

कर्णम् (karṇam) - Refers to the warrior Karna. (Karna)

(proper noun)

Accusative, masculine, singular of karṇa

karṇa - Karna (proper name); ear

Note: Object of 'rakṣa'.

रणे (raṇe) - in battle, in fight

(noun)

Locative, masculine, singular of raṇa

raṇa - battle, fight, war

Root: raṇ (class 1)

यत्तः (yattaḥ) - Diligently (adverbial sense modifying the protection). (diligent, attentive, prepared, restrained)

(adjective)

Nominative, masculine, singular of yatta

yatta - prepared, diligent, attentive, restrained

Past Passive Participle

From root 'yat' (to strive, to endeavor) with ta suffix.

Root: yat (class 1)

Note: Refers to the protector (the implied 'you').

वृतः (vṛtaḥ) - Surrounded (by the army). (surrounded, covered, chosen)

(adjective)

Nominative, masculine, singular of vṛta

vṛta - surrounded, covered, chosen, appointed

Past Passive Participle

From root 'vṛ' (to cover, to choose) with ta suffix.

Root: vṛ (class 9)

Note: Agrees with Karṇaḥ, describing Karna's state.

सैन्येन (sainyena) - by the army, with the army

(noun)

Instrumental, neuter, singular of sainya

sainya - army, military host

Derived from 'senā' (army) + ya pratyaya (collective/relation).

Note: Agent of 'vṛtaḥ'.

मानद (mānada) - An address to the listener (likely Duryodhana). (giver of honor, bestower of respect)

(noun)

Vocative, masculine, singular of mānada

mānada - giver of honor, bestower of respect

Compound: māna (honor) + da (giver, from root 'dā' to give).

Compound type : tatpuruṣa (māna+da)

• māna – honor, respect, pride
  noun (neuter)
  Root: man (class 4)
• da – giving, giver
  adjective (masculine)
  Kṛt pratyaya -da
  From root 'dā' (to give)
  Root: dā (class 3)