महाभारतः mahābhārataḥ - book-3, chapter-46, verse-28

यत्र विस्फुरमाणोष्ठो भीमः प्राह वचो महत् ।
दृष्ट्वा दुर्योधनेनोरू द्रौपद्या दर्शितावुभौ ॥२८॥

28. yatra visphuramāṇoṣṭho bhīmaḥ prāha vaco mahat ,
dṛṣṭvā duryodhanenorū draupadyā darśitāvubhau.

28. yatra visphuramāṇoṣṭhaḥ bhīmaḥ prāha vacaḥ mahat
dṛṣṭvā duryodhanena ūrū draupadyā darśitau ubhau

28. Upon seeing Duryodhana display both his thighs to Draupadi, Bhima, with trembling lips, spoke mighty words.

Words meanings summery:

• यत्र (yatra) - when (where, when)

• विस्फुरमाणोष्ठः (visphuramāṇoṣṭhaḥ) - with trembling lips (having trembling lips, with quivering lips)

• भीमः (bhīmaḥ) - Bhima (Bhima (name of a Pandava))

• प्राह (prāha) - spoke (he said, he spoke)

• वचः (vacaḥ) - words (word, speech, saying)

• महत् (mahat) - mighty (great, mighty, extensive)

• दृष्ट्वा (dṛṣṭvā) - upon seeing (having seen)

• दुर्योधनेन (duryodhanena) - by Duryodhana

• ऊरू (ūrū) - thighs (two thighs)

• द्रौपद्या (draupadyā) - to Draupadi (by Draupadi, to Draupadi, for Draupadi)

• दर्शितौ (darśitau) - displayed (shown, displayed, caused to be seen)

• उभौ (ubhau) - both

Words meanings and morphology

यत्र (yatra) - when (where, when)

(indeclinable)

विस्फुरमाणोष्ठः (visphuramāṇoṣṭhaḥ) - with trembling lips (having trembling lips, with quivering lips)

(adjective)

Nominative, masculine, singular of visphuramāṇoṣṭha

visphuramāṇoṣṭha - having trembling lips

Compound type : bahuvrīhi (visphuramāṇa+oṣṭha)

• visphuramāṇa – trembling, quivering, flashing
  adjective (masculine)
  Present Active Participle
  From root SPHUR with prefix VI-
  Prefix: vi
  Root: sphur (class 6)
• oṣṭha – lip, mouth
  noun (masculine)

Note: Qualifies Bhīma

भीमः (bhīmaḥ) - Bhima (Bhima (name of a Pandava))

(proper noun)

Nominative, masculine, singular of bhīma

bhīma - Bhima (proper name), terrible, formidable

प्राह (prāha) - spoke (he said, he spoke)

(verb)

3rd person , singular, active, perfect (liṭ) of pra-ah

perfect tense form

Root AH, perfect 3rd singular with preverb PRA

Prefix: pra

Root: ah (class 2)

वचः (vacaḥ) - words (word, speech, saying)

(noun)

Accusative, neuter, singular of vacas

vacas - word, speech, saying, declaration

Root: vac (class 2)

Note: Object of 'prāha'

महत् (mahat) - mighty (great, mighty, extensive)

(adjective)

Accusative, neuter, singular of mahat

mahat - great, large, mighty, important

Note: Qualifies 'vacaḥ'

दृष्ट्वा (dṛṣṭvā) - upon seeing (having seen)

(indeclinable)

absolutive (gerund)

From root DṚŚ, suffix -tvā

Root: dṛś (class 1)

Note: Agent is Bhima

दुर्योधनेन (duryodhanena) - by Duryodhana

(proper noun)

Instrumental, masculine, singular of duryodhana

duryodhana - Duryodhana (proper name)

Note: Agent of the passive participle 'darśitau'

ऊरू (ūrū) - thighs (two thighs)

(noun)

Nominative, masculine, dual of ūru

ūru - thigh, upper leg

Note: Subject of the passive participle 'darśitau'

द्रौपद्या (draupadyā) - to Draupadi (by Draupadi, to Draupadi, for Draupadi)

(proper noun)

Instrumental, feminine, singular of draupadī

draupadī - Draupadi (proper name)

Note: Instrumental case here implies recipient or context 'to Draupadi' for the act of showing

दर्शितौ (darśitau) - displayed (shown, displayed, caused to be seen)

(adjective)

Nominative, masculine, dual of darśita

darśita - shown, displayed, seen, taught

Past Passive Participle

From root DṚŚ with causative stem and -ta suffix

Root: dṛś (class 1)

Note: Agrees with 'ūrū'. Agent is Duryodhana

उभौ (ubhau) - both

(pronoun)

Nominative, masculine, dual of ubha

ubha - both, two

Note: Qualifies 'ūrū' and 'darśitau'