वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-57, verse-70

वज्रनिष्पेषसदृशं प्रासस्याभिनिपातनम् ।
न शेकुर्वानराः सोढुं ते विनेदुर्महास्वनम् ॥७०॥

70. vajraniṣpeṣasadṛśaṃ prāsasyābhinipātanam ,
na śekurvānarāḥ soḍhuṃ te vinedurmahāsvanam.

70. vajraniṣpeṣasadṛśam prāsasya abhinipātanam na
śekuḥ vānarāḥ soḍhum te vineduḥ mahāsvanam

70. vānarāḥ vajraniṣpeṣasadṛśam prāsasya abhinipātanam soḍhum na śekuḥ.
te mahāsvanam vineduḥ.

70. The monkeys could not endure the spear's impact, which was like the crushing force of a thunderbolt. They cried out with a mighty roar.

Words meanings summery:

• वज्रनिष्पेषसदृशम् (vajraniṣpeṣasadṛśam) - resembling the crushing sound/impact of a thunderbolt

• प्रासस्य (prāsasya) - of the spear

• अभिनिपातनम् (abhinipātanam) - the impact, the striking down, the fall

• न (na) - not, nor

• शेकुः (śekuḥ) - they were able

• वानराः (vānarāḥ) - monkeys

• सोढुम् (soḍhum) - to endure, to bear, to withstand

• ते (te) - they

• विनेदुः (vineduḥ) - they roared, cried out

• महास्वनम् (mahāsvanam) - with a great sound, a loud roar

Words meanings and morphology

वज्रनिष्पेषसदृशम् (vajraniṣpeṣasadṛśam) - resembling the crushing sound/impact of a thunderbolt

(adjective)

Accusative, neuter, singular of vajraniṣpeṣasadṛśa

vajraniṣpeṣasadṛśa - resembling the crushing/impact of a thunderbolt

Compound type : tatpuruṣa (vajra+niṣpeṣa+sadṛśa)

• vajra – thunderbolt; diamond
  noun (masculine)
• niṣpeṣa – crushing, grinding, impact, sound of impact
  noun (masculine)
• sadṛśa – resembling, similar to, like
  adjective

प्रासस्य (prāsasya) - of the spear

(noun)

Genitive, masculine, singular of prāsa

prāsa - spear, javelin

अभिनिपातनम् (abhinipātanam) - the impact, the striking down, the fall

(noun)

Accusative, neuter, singular of abhinipātana

abhinipātana - impact, falling down, striking

verbal noun

Prefixes: abhi+ni

Root: pat (class 1)

न (na) - not, nor

(indeclinable)

शेकुः (śekuḥ) - they were able

(verb)

3rd person , plural, active, perfect (liṭ) of śak

Root: śak (class 5)

वानराः (vānarāḥ) - monkeys

(noun)

Nominative, masculine, plural of vānara

vānara - monkey

सोढुम् (soḍhum) - to endure, to bear, to withstand

(indeclinable)

infinitive

Root: sah (class 1)

ते (te) - they

(pronoun)

Nominative, masculine, plural of tad

tad - that, he, she, it

विनेदुः (vineduḥ) - they roared, cried out

(verb)

3rd person , plural, active, perfect (liṭ) of nad

Prefix: vi

Root: nad (class 1)

महास्वनम् (mahāsvanam) - with a great sound, a loud roar

(noun)

Accusative, masculine, singular of mahāsvana

mahāsvana - great sound, loud noise

Compound type : karmadhāraya (mahā+svana)

• mahā – great, large (as a prefix in compounds)
  adjective
• svana – sound, noise, roar
  noun (masculine)

Note: Adverbial accusative