महाभारतः mahābhārataḥ - book-7, chapter-15, verse-35

त्वरितं सिंहसेनस्तु द्रोणं विद्ध्वा महारथम् ।
प्राहसत्सहसा हृष्टस्त्रासयन्वै यतव्रतम् ॥३५॥

35. tvaritaṁ siṁhasenastu droṇaṁ viddhvā mahāratham ,
prāhasatsahasā hṛṣṭastrāsayanvai yatavratam.

35. tvaritam siṃhasenaḥ tu droṇam viddhvā mahāratham
prāhasat sahasā hṛṣṭaḥ trāsayann vai yatavratam

35. tu tvaritam hṛṣṭaḥ siṃhasenaḥ mahāratham droṇam
viddhvā sahasā prāhasat vai yatavratam trāsayann

35. But Siṃhasena, having quickly pierced the great warrior Droṇa, suddenly laughed with delight, indeed terrifying the one (Droṇa) whose vows were controlled.

Words meanings summery:

• त्वरितम् (tvaritam) - quickly, swiftly

• सिंहसेनः (siṁhasenaḥ) - Siṃhasena

• तु (tu) - but, indeed, on the other hand

• द्रोणम् (droṇam) - the preceptor Droṇa (Drona)

• विद्ध्वा (viddhvā) - having pierced with arrows (having pierced, having struck)

• महारथम् (mahāratham) - Droṇa, who is a great warrior (a great warrior)

• प्राहसत् (prāhasat) - laughed suddenly with delight (laughed, laughed loudly)

• सहसा (sahasā) - suddenly, at once, forcibly

• हृष्टः (hṛṣṭaḥ) - Siṃhasena, being delighted (delighted, glad, joyful)

• त्रासयन्न् (trāsayann) - terrifying Droṇa (causing fear, terrifying)

• वै (vai) - indeed, truly, certainly

• यतव्रतम् (yatavratam) - Droṇa, who has controlled his vows/observances (one whose vows are controlled)

Words meanings and morphology

त्वरितम् (tvaritam) - quickly, swiftly

(adverb)

Note: Used adverbially

सिंहसेनः (siṁhasenaḥ) - Siṃhasena

(proper noun)

Nominative, masculine, singular of siṃhasena

siṁhasena - Siṃhasena (proper name)

Compound type : tatpuruṣa (siṃha+senā)

• siṃha – lion
  noun (masculine)
• senā – army, host
  noun (feminine)

तु (tu) - but, indeed, on the other hand

(indeclinable)

द्रोणम् (droṇam) - the preceptor Droṇa (Drona)

(proper noun)

Accusative, masculine, singular of droṇa

droṇa - Drona (proper name of a teacher)

विद्ध्वा (viddhvā) - having pierced with arrows (having pierced, having struck)

(indeclinable)

Root: vyadh (class 4)

Note: Absolutive/Gerund from root vyadh

महारथम् (mahāratham) - Droṇa, who is a great warrior (a great warrior)

(noun)

Accusative, masculine, singular of mahāratha

mahāratha - a great warrior, a hero capable of fighting many enemies

Compound type : karmadhāraya (mahā+ratha)

• mahā – great, mighty
  adjective
• ratha – chariot; warrior (one who fights from a chariot)
  noun (masculine)

प्राहसत् (prāhasat) - laughed suddenly with delight (laughed, laughed loudly)

(verb)

3rd person , singular, active, imperfect (laṅ) of has

Prefix: pra

Root: has (class 1)

Note: From root has with upasarga pra

सहसा (sahasā) - suddenly, at once, forcibly

(indeclinable)

हृष्टः (hṛṣṭaḥ) - Siṃhasena, being delighted (delighted, glad, joyful)

(adjective)

Nominative, masculine, singular of hṛṣṭa

hṛṣṭa - delighted, glad, joyful, excited

Past Passive Participle

from root hṛṣ (to be excited, glad)

Root: hṛṣ (class 4)

Note: Agrees with siṃhasenaḥ

त्रासयन्न् (trāsayann) - terrifying Droṇa (causing fear, terrifying)

(adjective)

Nominative, masculine, singular of trāsayat

trāsayat - terrifying, causing fear

Present Active Participle (Causative)

from root tras (to tremble) in causative

Root: tras (class 1)

Note: Present active participle agreeing with siṃhasenaḥ

वै (vai) - indeed, truly, certainly

(indeclinable)

यतव्रतम् (yatavratam) - Droṇa, who has controlled his vows/observances (one whose vows are controlled)

(adjective)

Accusative, masculine, singular of yatavrata

yatavrata - one who has restrained his vows/observances, disciplined

Compound type : bahuvrīhi (yata+vrata)

• yata – restrained, controlled
  adjective
  Past Passive Participle
  from root yam (to restrain)
  Root: yam (class 1)
• vrata – vow, sacred observance, religious duty
  noun (neuter)

Note: Agrees with droṇam