वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-7, chapter-28, verse-43

ततः शक्रो महच्चापं विस्फार्य सुमहास्वनम् ।
यस्य विस्फारघोषेण स्वनन्ति स्म दिशो दश ॥४३॥

43. tataḥ śakro mahaccāpaṃ visphārya sumahāsvanam ,
yasya visphāraghoṣeṇa svananti sma diśo daśa.

43. tataḥ śakraḥ mahatcāpam visphārya sumahāsvanam
yasya visphāraghoṣeṇa svananti sma diśaḥ daśa

43. tataḥ śakraḥ sumahāsvanam mahatcāpam visphārya,
yasya visphāraghoṣeṇa daśa diśaḥ svananti sma

43. Then Indra, having twanged his great bow, which produced a very loud sound, caused the ten directions to resound with its twanging noise.

Words meanings summery:

• ततः (tataḥ) - then, thereupon, from there

• शक्रः (śakraḥ) - Indra

• महत्चापम् (mahatcāpam) - great bow

• विस्फार्य (visphārya) - having twanged, having stretched (a bow)

• सुमहास्वनम् (sumahāsvanam) - describing the bow as very loud (with a very great sound, very loud)

• यस्य (yasya) - of which (bow) (whose, of which)

• विस्फारघोषेण (visphāraghoṣeṇa) - by the sound of twanging, by the twanging noise

• स्वनन्ति (svananti) - resound, roar

• स्म (sma) - turns present tense 'svananti' into past tense 'resounded' ((particle indicating past tense with present verb))

• दिशः (diśaḥ) - directions, quarters

• दश (daśa) - the ten directions (ten)

Words meanings and morphology

ततः (tataḥ) - then, thereupon, from there

(indeclinable)

शक्रः (śakraḥ) - Indra

(proper noun)

Nominative, masculine, singular of śakra

śakra - Indra (name of the chief of the devas)

महत्चापम् (mahatcāpam) - great bow

(noun)

Accusative, neuter, singular of mahatcāpa

mahatcāpa - great bow

Compound type : Karmadhāraya (mahat+cāpa)

• mahat – great, large, mighty
  adjective (neuter)
• cāpa – bow
  noun (neuter)

विस्फार्य (visphārya) - having twanged, having stretched (a bow)

(indeclinable)

Absolutive (gerund)

Prefix: vi

Root: sphāy (class 1)

सुमहास्वनम् (sumahāsvanam) - describing the bow as very loud (with a very great sound, very loud)

(adjective)

Accusative, neuter, singular of sumahāsvana

sumahāsvana - having a very great sound, very loud

Compound type : Bahuvrīhi (su+mahā+svana)

• su – good, well, very (prefix)
  indeclinable
• mahā – great, mighty
  adjective
• svana – sound, noise
  noun (masculine)
  Root: svan (class 1)

यस्य (yasya) - of which (bow) (whose, of which)

(pronoun)

Genitive, neuter, singular of yad

yad - who, which, what (relative pronoun)

विस्फारघोषेण (visphāraghoṣeṇa) - by the sound of twanging, by the twanging noise

(noun)

Instrumental, masculine, singular of visphāraghoṣa

visphāraghoṣa - twanging sound, sound of stretching

Compound type : Tatpuruṣa (visphāra+ghoṣa)

• visphāra – twanging (of a bow), stretching
  noun (masculine)
  Prefix: vi
  Root: sphāy (class 1)
• ghoṣa – sound, noise, roar
  noun (masculine)
  Root: ghuṣ (class 1)

स्वनन्ति (svananti) - resound, roar

(verb)

3rd person , plural, active, Present (Laṭ) of svan

Present Indicative

Root: svan (class 1)

स्म (sma) - turns present tense 'svananti' into past tense 'resounded' ((particle indicating past tense with present verb))

(indeclinable)

दिशः (diśaḥ) - directions, quarters

(noun)

Nominative, feminine, plural of diś

diś - direction, quarter, point of the compass

दश (daśa) - the ten directions (ten)

(numeral)