वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-63, verse-51

मुष्टिनाभिहतस्तेन निपपाताशु राक्षसः ।
लोहिताङ्ग इवाकाशाद्दीप्तरश्मिर्यदृच्छया ॥५१॥

51. muṣṭinābhihatastena nipapātāśu rākṣasaḥ ,
lohitāṅga ivākāśāddīptaraśmiryadṛcchayā.

51. muṣṭinā abhihataḥ tena nipapāta āśu rākṣasaḥ
lohitāṅgaḥ iva ākāśāt dīptaraśmiḥ yadṛcchayā

51. tena muṣṭinā abhihataḥ rākṣasaḥ āśu nipapāta
iva ākāśāt dīptaraśmiḥ lohitāṅgaḥ yadṛcchayā

51. Struck by that fist from him (Sugrīva), the demon (Kumbha) quickly fell, like a bright-rayed, red-bodied celestial object falling accidentally from the sky.

Words meanings summery:

• मुष्टिना (muṣṭinā) - by the fist

• अभिहतः (abhihataḥ) - struck (by the fist) (struck, hit, wounded)

• तेन (tena) - by him (Sugrīva) (by that, by him)

• निपपात (nipapāta) - fell down, dropped

• आशु (āśu) - quickly, swiftly, immediately

• राक्षसः (rākṣasaḥ) - the demon Kumbha (demon, ogre)

• लोहिताङ्गः (lohitāṅgaḥ) - red-bodied (referring to a celestial body) (red-bodied, red-limbed)

• इव (iva) - like, as if, as

• आकाशात् (ākāśāt) - from the sky, from space

• दीप्तरश्मिः (dīptaraśmiḥ) - bright-rayed, having shining rays

• यदृच्छया (yadṛcchayā) - by chance, accidentally, by its own will

Words meanings and morphology

मुष्टिना (muṣṭinā) - by the fist

(noun)

Instrumental, masculine, singular of muṣṭi

muṣṭi - fist, handful, clench

अभिहतः (abhihataḥ) - struck (by the fist) (struck, hit, wounded)

(adjective)

Nominative, masculine, singular of abhihata

abhihata - struck, hit, assailed, killed

Past Passive Participle

Derived from the root √han (to strike, kill) with prefix 'abhi-' (towards, against).

Prefix: abhi

Root: han (class 2)

Note: Agrees with 'rākṣasaḥ'.

तेन (tena) - by him (Sugrīva) (by that, by him)

(pronoun)

Instrumental, masculine, singular of tad

tad - that, he, she, it

Note: Refers to Sugrīva.

निपपात (nipapāta) - fell down, dropped

(verb)

3rd person , singular, active, past perfect (lit) of nipāt

Perfect Active

Derived from the root √pat (to fall) with prefix 'ni-' (down). The form is 3rd person singular perfect active.

Prefix: ni

Root: pat (class 1)

आशु (āśu) - quickly, swiftly, immediately

(indeclinable)

राक्षसः (rākṣasaḥ) - the demon Kumbha (demon, ogre)

(noun)

Nominative, masculine, singular of rākṣasa

rākṣasa - a demon, an ogre, a malicious being

लोहिताङ्गः (lohitāṅgaḥ) - red-bodied (referring to a celestial body) (red-bodied, red-limbed)

(adjective)

Nominative, masculine, singular of lohitāṅga

lohitāṅga - red-bodied, red-limbed; name of the planet Mars (Mangala)

A compound of 'lohita' (red) and 'aṅga' (limb, body).

Compound type : bahuvrīhi (lohita+aṅga)

• lohita – red, reddish, copper-colored
  adjective
• aṅga – limb, body, part, member
  noun (neuter)

Note: Agrees with 'rākṣasaḥ', used in simile.

इव (iva) - like, as if, as

(indeclinable)

आकाशात् (ākāśāt) - from the sky, from space

(noun)

Ablative, neuter, singular of ākāśa

ākāśa - sky, ether, space

दीप्तरश्मिः (dīptaraśmiḥ) - bright-rayed, having shining rays

(adjective)

Nominative, masculine, singular of dīptaraśmi

dīptaraśmi - bright-rayed, having shining beams

A compound of 'dīpta' (shining, blazing) and 'raśmi' (ray).

Compound type : bahuvrīhi (dīpta+raśmi)

• dīpta – shining, blazing, inflamed
  adjective
  Past Passive Participle
  From root √dīp (to shine, blaze).
  Root: dīp (class 4)
• raśmi – ray, beam of light, rope, rein
  noun (masculine)

Note: Agrees with 'rākṣasaḥ', used in simile.

यदृच्छया (yadṛcchayā) - by chance, accidentally, by its own will

(noun)

Instrumental, feminine, singular of yadṛcchā

yadṛcchā - chance, accident, free will, self-will

Derived from 'yat' (what) and 'ṛcchā' (desire, wish).