वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-44, verse-17

ततस्तमभिदुद्राव राक्षसेन्द्रमकम्पनम् ।
यथा हि नमुचिं संख्ये वज्रेणेव पुरंदरः ॥१७॥

17. tatastamabhidudrāva rākṣasendramakampanam ,
yathā hi namuciṃ saṃkhye vajreṇeva puraṃdaraḥ.

17. tatas tam abhidudrāva rākṣasendram akampanam
yathā hi namucim saṅkhye vajreṇa iva purandaraḥ

17. tatas tam rākṣasendram akampanam abhidudrāva
yathā hi purandaraḥ vajreṇa iva saṅkhye namucim

17. Then he (Hanuman) rushed towards that lord of rākṣasas, Akampana, just as Indra (Purandara) with his thunderbolt had rushed at Namuci in battle.

Words meanings summery:

• ततस् (tatas) - then, thereupon, from that

• तम् (tam) - Akampana (him, that (masculine))

• अभिदुद्राव (abhidudrāva) - rushed towards, ran to

• राक्षसेन्द्रम् (rākṣasendram) - Akampana, the leader of the demonic beings (the lord of rākṣasas)

• अकम्पनम् (akampanam) - the Rākṣasa general named Akampana (Akampana (proper name), unshaken, firm)

• यथा (yathā) - as, just as, according to

• हि (hi) - indeed, certainly, for

• नमुचिम् (namucim) - the daitya king Namuci, an enemy of Indra (Namuci (proper name))

• सङ्ख्ये (saṅkhye) - in battle, in conflict

• वज्रेण (vajreṇa) - with Indra's divine weapon (with the thunderbolt, with a diamond)

• इव (iva) - like, as, as if

• पुरन्दरः (purandaraḥ) - Indra, the chief of the gods (Indra (proper name), destroyer of cities)

Words meanings and morphology

ततस् (tatas) - then, thereupon, from that

(indeclinable)

Ablative adverbial from 'tad' (that)

तम् (tam) - Akampana (him, that (masculine))

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

अभिदुद्राव (abhidudrāva) - rushed towards, ran to

(verb)

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

Perfect tense, 3rd person singular, active voice

Reduplicated perfect of √dru with prefix 'abhi-'

Prefix: abhi

Root: dru (class 1)

राक्षसेन्द्रम् (rākṣasendram) - Akampana, the leader of the demonic beings (the lord of rākṣasas)

(noun)

Accusative, masculine, singular of rākṣasendra

rākṣasendra - lord of rākṣasas

Compound type : tatpuruṣa (rākṣasa+indra)

• rākṣasa – a rākṣasa, demon
  noun (masculine)
• indra – Indra (chief of devas), lord, chief
  noun (masculine)

अकम्पनम् (akampanam) - the Rākṣasa general named Akampana (Akampana (proper name), unshaken, firm)

(proper noun)

Accusative, masculine, singular of akampana

akampana - Akampana (proper name), unshaken, firm

Derived from 'a-' (negation) + 'kampana' (shaking)

Compound type : nañ-tatpuruṣa (a+kampana)

• a – not, un-
  indeclinable
  Negative prefix
• kampana – shaking, trembling, causing to shake
  noun (masculine)
  Agent noun from √kamp or verbal noun
  Root: kamp (class 1)

यथा (yathā) - as, just as, according to

(indeclinable)

हि (hi) - indeed, certainly, for

(indeclinable)

नमुचिम् (namucim) - the daitya king Namuci, an enemy of Indra (Namuci (proper name))

(proper noun)

Accusative, masculine, singular of namuci

namuci - Namuci (a demon, vanquished by Indra)

सङ्ख्ये (saṅkhye) - in battle, in conflict

(noun)

Locative, masculine, singular of saṅkhya

saṅkhya - battle, war, conflict

वज्रेण (vajreṇa) - with Indra's divine weapon (with the thunderbolt, with a diamond)

(noun)

Instrumental, neuter, singular of vajra

vajra - thunderbolt (Indra's weapon), diamond

इव (iva) - like, as, as if

(indeclinable)

पुरन्दरः (purandaraḥ) - Indra, the chief of the gods (Indra (proper name), destroyer of cities)

(proper noun)

Nominative, masculine, singular of purandara

purandara - Indra, destroyer of cities/forts

From 'pura' (city) + √dṛ (to tear, destroy)

Compound type : upapada tatpuruṣa (pura+dara)

• pura – city, fortress
  noun (neuter)
• dara – destroyer, one who tears
  adjective (masculine)
  Agent noun from √dṛ
  Root: dṛ (class 6)