महाभारतः mahābhārataḥ - book-1, chapter-47, verse-21

विस्फुरन्तः श्वसन्तश्च वेष्टयन्तस्तथा परे ।
पुच्छैः शिरोभिश्च भृशं चित्रभानुं प्रपेदिरे ॥२१॥

21. visphurantaḥ śvasantaśca veṣṭayantastathā pare ,
pucchaiḥ śirobhiśca bhṛśaṁ citrabhānuṁ prapedire.

21. vi sphurantaḥ śvasantaḥ ca veṣṭayantaḥ tathā pare
pucchaiḥ śirobhiḥ ca bhṛśam citrabhānum pra pedire

21. Trembling, hissing, and some writhing, they intensely plunged into the fire with their tails and heads.

Words meanings summery:

• वि (vi) - intensely (apart, asunder, intensely)

• स्फुरन्तः (sphurantaḥ) - trembling (trembling, quivering, throbbing)

• श्वसन्तः (śvasantaḥ) - hissing (breathing, hissing, panting)

• च (ca) - and (and, also)

• वेष्टयन्तः (veṣṭayantaḥ) - writhing (writhing, rolling, turning)

• तथा (tathā) - and (so, thus, and)

• परे (pare) - some (others) (others, other ones)

• पुच्छैः (pucchaiḥ) - with their tails (with tails)

• शिरोभिः (śirobhiḥ) - and heads (with heads)

• च (ca) - and (and, also)

• भृशम् (bhṛśam) - intensely (greatly, vehemently, intensely)

• चित्रभानुम् (citrabhānum) - the fire (fire (lit. having bright rays), sun)

• प्र (pra) - forward, forth, intensely

• पेदिरे (pedire) - plunged into (they fell, they went, they obtained)

Words meanings and morphology

वि (vi) - intensely (apart, asunder, intensely)

(indeclinable)

Note: Preverb.

स्फुरन्तः (sphurantaḥ) - trembling (trembling, quivering, throbbing)

(participle)

Nominative, masculine, plural of sphurant

sphur - to tremble, throb, quiver, flash

present active participle

derived from vi-sphur

Prefix: vi

Root: sphur (class 6)

Note: Agrees with implied serpents.

श्वसन्तः (śvasantaḥ) - hissing (breathing, hissing, panting)

(participle)

Nominative, masculine, plural of śvasant

śvas - to breathe, hiss, pant

present active participle

derived from śvas

Root: śvas (class 2)

Note: Agrees with implied serpents.

च (ca) - and (and, also)

(indeclinable)

वेष्टयन्तः (veṣṭayantaḥ) - writhing (writhing, rolling, turning)

(participle)

Nominative, masculine, plural of veṣṭayant

veṣṭay - to cause to roll, to encircle, to writhe

present active participle (causative stem)

derived from causative of veṣṭ

Root: veṣṭ (class 1)

Note: Agrees with pare (the other serpents).

तथा (tathā) - and (so, thus, and)

(indeclinable)

परे (pare) - some (others) (others, other ones)

(pronoun)

Nominative, masculine, plural of para

para - other, subsequent, supreme

Note: Refers to some of the serpents.

पुच्छैः (pucchaiḥ) - with their tails (with tails)

(noun)

Instrumental, neuter, plural of puccha

puccha - tail

Note: Used to describe how they fell into the fire.

शिरोभिः (śirobhiḥ) - and heads (with heads)

(noun)

Instrumental, neuter, plural of śiras

śiras - head, top, summit

Note: Used to describe how they fell into the fire.

च (ca) - and (and, also)

(indeclinable)

Note: Connects pucchaiḥ and śirobhiḥ.

भृशम् (bhṛśam) - intensely (greatly, vehemently, intensely)

(indeclinable)

adverbial

Note: Modifies prapedire.

चित्रभानुम् (citrabhānum) - the fire (fire (lit. having bright rays), sun)

(noun)

Accusative, masculine, singular of citrabhānu

citrabhānu - fire, sun, (lit. 'having bright rays')

Compound type : bahuvrīhi (citra+bhānu)

• citra – bright, variegated, wonderful
  adjective (masculine/feminine/neuter)
• bhānu – ray of light, splendor, sun
  noun (masculine)

Note: Object of prapedire.

प्र (pra) - forward, forth, intensely

(indeclinable)

Note: Preverb.

पेदिरे (pedire) - plunged into (they fell, they went, they obtained)

(verb)

3rd person , plural, middle, perfect (liṭ) of pad

Prefix: pra

Root: pad (class 4)

Note: From pra-pad.