वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-33, verse-12

वज्रमुष्टिस्तु मैन्देन द्विविदेनाशनिप्रभः ।
राक्षसाभ्यां सुघोराभ्यां कपिमुख्यौ समागतौ ॥१२॥

12. vajramuṣṭistu maindena dvividenāśaniprabhaḥ ,
rākṣasābhyāṃ sughorābhyāṃ kapimukhyau samāgatau.

12. vajramuṣṭiḥ tu maindena dvividena aśaniprabhaḥ
rākṣasābhyām sughorābhyām kapimukhyau samāgatau

12. Vajramushti and Asaniprabha—who were two very terrible demons—met with Mainda and Dvivida, the two chief monkeys.

Words meanings summery:

• वज्रमुष्टिः (vajramuṣṭiḥ) - The demon Vajramushti (Vajramushti (proper name); one with a fist like a thunderbolt)

• तु (tu) - (emphatic particle) (but, on the other hand, indeed, however)

• मैन्देन (maindena) - with Mainda (by Mainda, with Mainda)

• द्विविदेन (dvividena) - with Dvivida (by Dvivida, with Dvivida)

• अशनिप्रभः (aśaniprabhaḥ) - The demon Asaniprabha (Asaniprabha (proper name); lightning-radiant)

• राक्षसाभ्याम् (rākṣasābhyām) - two demons (modifying Vajramushti and Asaniprabha) (by two demons, for two demons, from two demons)

• सुघोराभ्याम् (sughorābhyām) - two very terrible ones (modifying Vajramushti and Asaniprabha) (by two very terrible ones, for two very terrible ones)

• कपिमुख्यौ (kapimukhyau) - the two chief monkeys (Mainda and Dvivida) (two chief monkeys, two monkey leaders)

• समागतौ (samāgatau) - met (met, joined, encountered)

Words meanings and morphology

वज्रमुष्टिः (vajramuṣṭiḥ) - The demon Vajramushti (Vajramushti (proper name); one with a fist like a thunderbolt)

(proper noun)

Nominative, masculine, singular of vajramuṣṭi

vajramuṣṭi - Vajramushti (name of a demon); one with a fist like a thunderbolt

Compound type : bahuvrihi (vajra+muṣṭi)

• vajra – thunderbolt, diamond
  noun (masculine)
• muṣṭi – fist, handful
  noun (masculine)

तु (tu) - (emphatic particle) (but, on the other hand, indeed, however)

(indeclinable)

मैन्देन (maindena) - with Mainda (by Mainda, with Mainda)

(proper noun)

Instrumental, masculine, singular of mainda

mainda - Mainda (name of a chief monkey)

द्विविदेन (dvividena) - with Dvivida (by Dvivida, with Dvivida)

(proper noun)

Instrumental, masculine, singular of dvivida

dvivida - Dvivida (name of a chief monkey)

अशनिप्रभः (aśaniprabhaḥ) - The demon Asaniprabha (Asaniprabha (proper name); lightning-radiant)

(proper noun)

Nominative, masculine, singular of aśaniprabha

aśaniprabha - Asaniprabha (name of a demon); having the splendor of a thunderbolt

Compound type : bahuvrihi (aśani+prabha)

• aśani – thunderbolt, lightning
  noun (masculine)
• prabha – light, splendor, radiance
  noun (feminine)

राक्षसाभ्याम् (rākṣasābhyām) - two demons (modifying Vajramushti and Asaniprabha) (by two demons, for two demons, from two demons)

(noun)

Instrumental, masculine, dual of rākṣasa

rākṣasa - demon, evil spirit

Derived from root rakṣ (to protect), ironically meaning 'one who needs to be protected from' or 'one who harms'.

Root: rakṣ (class 1)

Note: Describes Vajramuṣṭi and Aśaniprabha. The instrumental implies 'being such' or 'by means of being such'.

सुघोराभ्याम् (sughorābhyām) - two very terrible ones (modifying Vajramushti and Asaniprabha) (by two very terrible ones, for two very terrible ones)

(adjective)

Instrumental, masculine, dual of sughora

sughora - very terrible, exceedingly dreadful

Compound type : karmadharaya (su+ghora)

• su – good, well, very, exceedingly (prefix)
  indeclinable
• ghora – terrible, dreadful, fearful
  adjective (masculine)

Note: Agrees with rākṣasābhyām.

कपिमुख्यौ (kapimukhyau) - the two chief monkeys (Mainda and Dvivida) (two chief monkeys, two monkey leaders)

(noun)

Nominative, masculine, dual of kapimukhya

kapimukhya - chief monkey, monkey leader

Compound type : tatpurusha (kapi+mukhya)

• kapi – monkey
  noun (masculine)
• mukhya – chief, principal, foremost
  adjective (masculine)

Note: Refers to Mainda and Dvivida.

समागतौ (samāgatau) - met (met, joined, encountered)

(adjective)

Nominative, masculine, dual of samāgata

samāgata - met, joined, encountered, arrived

Past Passive Participle

From root gam (to go) with prefix sam- and ā-

Prefixes: sam+ā

Root: gam (class 1)

Note: Agrees with the implied dual subject of Vajramuṣṭi and Aśaniprabha.