वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-57, verse-9

श्रुत्वा त्रिशिरसो वाक्यं देवान्तकनरान्तकौ ।
अतिकायश्च तेजस्वी बभूवुर्युद्धहर्षिताः ॥९॥

9. śrutvā triśiraso vākyaṃ devāntakanarāntakau ,
atikāyaśca tejasvī babhūvuryuddhaharṣitāḥ.

9. śrutvā triśirasaḥ vākyam devāntaka narāntakau
atikāyaḥ ca tejasvī babhūvuḥ yuddha harṣitāḥ

9. Hearing Triśiras's speech, Devāntaka, Narāntaka, and the radiant Atikāya became delighted and eager for battle.

Words meanings summery:

• श्रुत्वा (śrutvā) - having heard

• त्रिशिरसः (triśirasaḥ) - of Triśiras

• वाक्यम् (vākyam) - word, speech, statement

• देवान्तक (devāntaka) - Devāntaka (name of a demon)

• नरान्तकौ (narāntakau) - and Narāntaka (Narāntaka (name of a demon, dual form implying also Devāntaka or another with him))

• अतिकायः (atikāyaḥ) - Atikāya (name of a demon)

• च (ca) - and, also

• तेजस्वी (tejasvī) - radiant, glorious, powerful, splendid

• बभूवुः (babhūvuḥ) - they became, they were

• युद्ध (yuddha) - battle, fight, war

• हर्षिताः (harṣitāḥ) - delighted for battle (delighted, gladdened, joyful)

Words meanings and morphology

श्रुत्वा (śrutvā) - having heard

(indeclinable)

absolutive/gerund

Derived from root śru (to hear) + ktvā (absolutive suffix)

Root: śru (class 5)

त्रिशिरसः (triśirasaḥ) - of Triśiras

(proper noun)

Genitive, masculine, singular of triśiras

triśiras - three-headed; name of a demon (son of Ravana)

Compound type : bahuvrihi (tri+śiras)

• tri – three
  numeral (masculine)
• śiras – head
  noun (neuter)

वाक्यम् (vākyam) - word, speech, statement

(noun)

Accusative, neuter, singular of vākya

vākya - speech, sentence, word, statement

देवान्तक (devāntaka) - Devāntaka (name of a demon)

(proper noun)

Nominative, masculine, singular of devāntaka

devāntaka - Destroyer of gods (name of a demon, son of Ravana)

Compound type : tatpurusha (deva+antaka)

• deva – god
  noun (masculine)
• antaka – ender, destroyer; death
  noun (masculine)

नरान्तकौ (narāntakau) - and Narāntaka (Narāntaka (name of a demon, dual form implying also Devāntaka or another with him))

(proper noun)

Nominative, masculine, dual of narāntaka

narāntaka - Destroyer of men (name of a demon, son of Ravana)

Compound type : tatpurusha (nara+antaka)

• nara – man, human
  noun (masculine)
• antaka – ender, destroyer; death
  noun (masculine)

Note: Used in dual nominative, likely referring to Devāntaka and Narāntaka together.

अतिकायः (atikāyaḥ) - Atikāya (name of a demon)

(proper noun)

Nominative, masculine, singular of atikāya

atikāya - of huge body, gigantic; name of a demon (son of Ravana)

Compound type : bahuvrihi (ati+kāya)

• ati – over, beyond, exceeding, too much
  indeclinable
• kāya – body
  noun (masculine)

च (ca) - and, also

(indeclinable)

तेजस्वी (tejasvī) - radiant, glorious, powerful, splendid

(adjective)

Nominative, masculine, singular of tejasvin

tejasvin - brilliant, splendid, glorious, powerful, energetic

Possessive suffix -vin added to tejas (brilliance)

बभूवुः (babhūvuḥ) - they became, they were

(verb)

3rd person , plural, active, perfect (lit) of bhū

perfect indicative

Root: bhū (class 1)

युद्ध (yuddha) - battle, fight, war

(noun)

neuter, singular of yuddha

yuddha - battle, fight, war

Note: First part of a compound 'yuddha-harṣitāḥ'

हर्षिताः (harṣitāḥ) - delighted for battle (delighted, gladdened, joyful)

(adjective)

Nominative, masculine, plural of harṣita

harṣita - delighted, gladdened, joyful, thrilled

past passive participle

Derived from root hṛṣ (to be excited, glad) + kta (past passive participle suffix)

Root: hṛṣ (class 1)

Note: Second part of a compound 'yuddha-harṣitāḥ'