वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-7, chapter-12, verse-21

वैरोचनस्य दौहित्रीं वज्रज्वालेति नामतः ।
तां भार्यां कुम्भकर्णस्य रावणः समुदावहत् ॥२१॥

21. vairocanasya dauhitrīṃ vajrajvāleti nāmataḥ ,
tāṃ bhāryāṃ kumbhakarṇasya rāvaṇaḥ samudāvahat.

21. vairocanasya dauhitrīṃ vajrajvālā iti nāmataḥ
tām bhāryām kumbhakarṇasya rāvaṇaḥ samudāvahat

21. rāvaṇaḥ vairocanasya dauhitrīm vajrajvālā iti
nāmataḥ tām kumbhakarṇasya bhāryām samudāvahat

21. Rāvaṇa arranged the marriage of Vajrajvālā, the granddaughter of Virocana, to be Kumbhakarṇa's wife.

Words meanings summery:

• वैरोचनस्य (vairocanasya) - of Virocana

• दौहित्रीं (dauhitrīṁ) - granddaughter

• वज्रज्वाला (vajrajvālā) - Vajrajvālā (proper name)

• इति (iti) - indicating the name (thus, so, named)

• नामतः (nāmataḥ) - by name

• ताम् (tām) - her, Vajrajvālā (her, that (feminine))

• भार्याम् (bhāryām) - wife

• कुम्भकर्णस्य (kumbhakarṇasya) - of Kumbhakarṇa

• रावणः (rāvaṇaḥ) - Rāvaṇa

• समुदावहत् (samudāvahat) - he arranged the marriage for (he married (for others), he brought)

Words meanings and morphology

वैरोचनस्य (vairocanasya) - of Virocana

(proper noun)

Genitive, masculine, singular of virocana

virocana - Virocana (proper name, son of Prahlāda, father of Bali)

दौहित्रीं (dauhitrīṁ) - granddaughter

(noun)

Accusative, feminine, singular of dauhitrī

dauhitrī - daughter's daughter, granddaughter

Derived from duhitṛ (daughter)

वज्रज्वाला (vajrajvālā) - Vajrajvālā (proper name)

(proper noun)

Nominative, feminine, singular of vajrajvālā

vajrajvālā - Vajrajvālā (a proper name, lit. 'thunderbolt flame')

Compound type : tatpuruṣa (vajra+jvālā)

• vajra – thunderbolt, diamond
  noun (masculine)
• jvālā – flame, blaze
  noun (feminine)

इति (iti) - indicating the name (thus, so, named)

(indeclinable)

नामतः (nāmataḥ) - by name

(indeclinable)

Derived from nāman (name) with -tas suffix

ताम् (tām) - her, Vajrajvālā (her, that (feminine))

(pronoun)

Accusative, feminine, singular of tad

tad - that, he, she, it

भार्याम् (bhāryām) - wife

(noun)

Accusative, feminine, singular of bhāryā

bhāryā - wife, a woman who is to be supported

Gerundive (karmaṇi kṛtya) from √bhṛ (to bear, support)

Root: bhṛ (class 1)

कुम्भकर्णस्य (kumbhakarṇasya) - of Kumbhakarṇa

(proper noun)

Genitive, masculine, singular of kumbhakarṇa

kumbhakarṇa - Kumbhakarṇa (proper name, Rāvaṇa's brother)

रावणः (rāvaṇaḥ) - Rāvaṇa

(proper noun)

Nominative, masculine, singular of rāvaṇa

rāvaṇa - Rāvaṇa (proper name, king of Laṅkā)

समुदावहत् (samudāvahat) - he arranged the marriage for (he married (for others), he brought)

(verb)

3rd person , singular, active, past imperfect (laṅ) of samudā-vah

imperfect

Imperfect, 3rd person singular, active voice of sam-ud-ā-√vah (to bring home, to marry)

Prefixes: sam+ud+ā

Root: vah (class 1)