वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-73, verse-27

सो ऽभ्युपेत्य शरान् खड्गान्पट्टसासिपरश्वधान् ।
अभ्यवर्षत दुर्धर्षः कपिमूर्ध्नि स राक्षसः ॥२७॥

27. so'bhyupetya śarān khaḍgānpaṭṭasāsiparaśvadhān ,
abhyavarṣata durdharṣaḥ kapimūrdhni sa rākṣasaḥ.

27. saḥ abhyupetya śarān khaḍgān paṭṭasāsiparaśvadhān
abhyavarṣata durgharṣaḥ kapimūrdhni saḥ rākṣasaḥ

27. saḥ durgharṣaḥ rākṣasaḥ abhyupetya śarān khaḍgān
paṭṭasāsiparaśvadhān kapimūrdhni abhyavarṣata

27. Having approached, that formidable demon Indrajit showered arrows, swords, javelins, and axes upon the monkey's head.

Words meanings summery:

• सः (saḥ) - that (Indrajit) (he, that)

• अभ्युपेत्य (abhyupetya) - having approached, having come near

• शरान् (śarān) - arrows

• खड्गान् (khaḍgān) - swords

• पट्टसासिपरश्वधान् (paṭṭasāsiparaśvadhān) - javelins, swords, and axes (collectively)

• अभ्यवर्षत (abhyavarṣata) - showered upon, rained upon

• दुर्घर्षः (durgharṣaḥ) - formidable, invincible, difficult to overcome

• कपिमूर्ध्नि (kapimūrdhni) - on Hanumān's head (on the monkey's head)

• सः (saḥ) - that (Indrajit) (that, he)

• राक्षसः (rākṣasaḥ) - the demon (Indrajit) (demon)

Words meanings and morphology

सः (saḥ) - that (Indrajit) (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

अभ्युपेत्य (abhyupetya) - having approached, having come near

(indeclinable)

Absolutive

Derived from root iṇ with prefixes abhi- and upa-

Prefixes: abhi+upa

Root: iṇ (class 2)

शरान् (śarān) - arrows

(noun)

Accusative, masculine, plural of śara

śara - arrow, reed

खड्गान् (khaḍgān) - swords

(noun)

Accusative, masculine, plural of khaḍga

khaḍga - sword, rhinoceros

पट्टसासिपरश्वधान् (paṭṭasāsiparaśvadhān) - javelins, swords, and axes (collectively)

(noun)

Accusative, masculine, plural of paṭṭasāsiparaśvadha

paṭṭasāsiparaśvadha - javelin-sword-axe (a group of weapons)

Compound type : dvandva (paṭṭasa+asi+paraśvadha)

• paṭṭasa – a kind of sharp weapon, javelin, spear
  noun (masculine)
• asi – sword
  noun (masculine)
• paraśvadha – battle-axe, hatchet
  noun (masculine)

अभ्यवर्षत (abhyavarṣata) - showered upon, rained upon

(verb)

3rd person , singular, middle, imperfect (laṅ) of abhivṛṣ

Root vṛṣ with prefix abhi-

Prefix: abhi

Root: vṛṣ (class 1)

दुर्घर्षः (durgharṣaḥ) - formidable, invincible, difficult to overcome

(adjective)

Nominative, masculine, singular of durgharṣa

durgharṣa - difficult to overcome, formidable, invincible

From root ghṛṣ with prefix dur-

Prefix: dur

Root: ghṛṣ (class 1)

कपिमूर्ध्नि (kapimūrdhni) - on Hanumān's head (on the monkey's head)

(noun)

Locative, masculine, singular of kapimūrdhan

kapimūrdhan - monkey's head

Compound type : tatpuruṣa (kapi+mūrdhan)

• kapi – monkey
  noun (masculine)
• mūrdhan – head, top, summit
  noun (masculine)

सः (saḥ) - that (Indrajit) (that, he)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

राक्षसः (rākṣasaḥ) - the demon (Indrajit) (demon)

(noun)

Nominative, masculine, singular of rākṣasa

rākṣasa - a demon, a giant, an evil being