महाभारतः mahābhārataḥ - book-12, chapter-345, verse-4

ततस्तस्य वचः श्रुत्वा रूपिणी धर्मवत्सला ।
दर्शयामास तं विप्रं नागपत्नी पतिव्रता ॥४॥

4. tatastasya vacaḥ śrutvā rūpiṇī dharmavatsalā ,
darśayāmāsa taṁ vipraṁ nāgapatnī pativratā.

4. tataḥ tasya vacaḥ śrutvā rūpiṇī dharmavatsalā
darśayāmāsa tam vipram nāgapatnī pativratā

4. tataḥ tasya vacaḥ śrutvā,
rūpiṇī,
dharmavatsalā,
pativratā nāgapatnī tam vipram darśayāmāsa.

4. Then, having heard his words, the beautiful serpent's wife, who was devoted to natural law (dharma) and loyal to her husband, revealed herself to that brahmin.

Words meanings summery:

• ततः (tataḥ) - then, thereafter, from that

• तस्य (tasya) - Of the brahmin from the previous verse (his, of him, of that)

• वचः (vacaḥ) - speech, words

• श्रुत्वा (śrutvā) - having heard

• रूपिणी (rūpiṇī) - beautiful, having a form/figure

• धर्मवत्सला (dharmavatsalā) - devoted to dharma, affectionate towards dharma

• दर्शयामास (darśayāmāsa) - she showed, she revealed

• तम् (tam) - That brahmin (him, that)

• विप्रम् (vipram) - brahmin

• नागपत्नी (nāgapatnī) - serpent's wife

• पतिव्रता (pativratā) - devoted to her husband, chaste wife

Words meanings and morphology

ततः (tataḥ) - then, thereafter, from that

(indeclinable)

तस्य (tasya) - Of the brahmin from the previous verse (his, of him, of that)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

Note: Refers to the brahmin from the previous verse.

वचः (vacaḥ) - speech, words

(noun)

Accusative, neuter, singular of vacas

vacas - speech, word

Note: Object of 'śrutvā'.

श्रुत्वा (śrutvā) - having heard

(indeclinable)

absolutive/gerund

from root śru (to hear) with suffix -tvā

Root: śru (class 5)

रूपिणी (rūpiṇī) - beautiful, having a form/figure

(adjective)

Nominative, feminine, singular of rūpiṇī

rūpiṇī - beautiful, having a form, shapely

feminine form of rūpin

Note: Qualifies 'nāgapatnī'.

धर्मवत्सला (dharmavatsalā) - devoted to dharma, affectionate towards dharma

(adjective)

Nominative, feminine, singular of dharmavatsalā

dharmavatsalā - devoted to natural law (dharma), fond of righteousness

feminine form of dharmavatsala

Compound type : tatpurusha (dharma+vatsala)

• dharma – natural law, intrinsic nature, constitution, righteousness, duty
  noun (masculine)
• vatsala – affectionate, fond, devoted
  adjective (masculine)

Note: Qualifies 'nāgapatnī'.

दर्शयामास (darśayāmāsa) - she showed, she revealed

(verb)

3rd person , singular, active, perfect (lit) of darśayāmāsa

Periphrastic Perfect Tense, Active Voice

from causative of root dṛś (to see), with the periphrastic perfect auxiliary āmāsa

Root: dṛś (class 1)

Note: The subject is 'nāgapatnī'.

तम् (tam) - That brahmin (him, that)

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

Note: Object of 'darśayāmāsa'. Refers to the brahmin.

विप्रम् (vipram) - brahmin

(noun)

Accusative, masculine, singular of vipra

vipra - brahmin, inspired, wise

Note: Object of 'darśayāmāsa'.

नागपत्नी (nāgapatnī) - serpent's wife

(noun)

Nominative, feminine, singular of nāgapatnī

nāgapatnī - serpent's wife

Compound type : tatpurusha (nāga+patnī)

• nāga – serpent, cobra, a mythical semi-divine being
  noun (masculine)
• patnī – wife
  noun (feminine)

Note: Subject of 'darśayāmāsa'.

पतिव्रता (pativratā) - devoted to her husband, chaste wife

(adjective)

Nominative, feminine, singular of pativratā

pativratā - devoted to her husband, chaste wife

Compound type : bahuvrihi (pati+vrata)

• pati – husband, master
  noun (masculine)
• vrata – vow, sacred observance, religious practice
  noun (neuter)

Note: Qualifies 'nāgapatnī'.