महाभारतः mahābhārataḥ - book-3, chapter-10, verse-18

प्रववर्ष च तत्रैव सहसा तोयमुल्बणम् ।
कर्षकस्याचरन्विघ्नं भगवान्पाकशासनः ॥१८॥

18. pravavarṣa ca tatraiva sahasā toyamulbaṇam ,
karṣakasyācaranvighnaṁ bhagavānpākaśāsanaḥ.

18. pravavarṣa ca tatra eva sahasā toyam ulbaṇam |
karṣakasya ācarat vighnam bhagavān pākaśāsanaḥ

18. And right there, the divine Pākaśāsana (Indra) suddenly caused an abundant downpour, creating an obstacle for the farmer.

Words meanings summery:

• प्रववर्ष (pravavarṣa) - rained, poured down

• च (ca) - and, also

• तत्र (tatra) - there, in that place

• एव (eva) - indeed, only, just

• सहसा (sahasā) - suddenly, forcibly, quickly

• तोयम् (toyam) - water

• उल्बणम् (ulbaṇam) - abundant, excessive, fierce

• कर्षकस्य (karṣakasya) - of the farmer, of the cultivator

• आचरत् (ācarat) - performing, doing, causing

• विघ्नम् (vighnam) - obstacle, hindrance, impediment

• भगवान् (bhagavān) - divine, worshipful, glorious

• पाकशासनः (pākaśāsanaḥ) - Epithet of Indra. (Indra (slayer of Pāka))

Words meanings and morphology

प्रववर्ष (pravavarṣa) - rained, poured down

(verb)

3rd person , singular, active, past perfect (lit) of pra-vṛṣ

Perfect Active

From prefix 'pra' + root 'vṛṣ' (to rain, pour). Perfect tense, 3rd person singular.

Prefix: pra

Root: vṛṣ (class 1)

Note: Subject is 'bhagavān pākaśāsanaḥ'.

च (ca) - and, also

(indeclinable)

Note: Connects this action to previous events (implied narrative).

तत्र (tatra) - there, in that place

(indeclinable)

Derived from 'tad' + suffix 'tra'.

Note: Specifies location of raining.

एव (eva) - indeed, only, just

(indeclinable)

Note: Emphasizes 'tatra' (right there, at that very spot).

सहसा (sahasā) - suddenly, forcibly, quickly

(indeclinable)

Instrumental singular of 'sahas' (force) used adverbially.

Note: Adverb describing how the rain fell.

तोयम् (toyam) - water

(noun)

Accusative, neuter, singular of toya

toya - water

Note: Object of the verb 'pravavarṣa' (implicitly 'rained water').

उल्बणम् (ulbaṇam) - abundant, excessive, fierce

(adjective)

Accusative, neuter, singular of ulbaṇa

ulbaṇa - excessive, abundant, mighty, fierce

Note: Agrees with 'toyam'.

कर्षकस्य (karṣakasya) - of the farmer, of the cultivator

(noun)

Genitive, masculine, singular of karṣaka

karṣaka - farmer, cultivator

Agent noun

From root 'kṛṣ' (to plough) + suffix 'ṇaka'.

Root: kṛṣ (class 1)

Note: Possessive, 'of the farmer'.

आचरत् (ācarat) - performing, doing, causing

(participle)

Nominative, masculine, singular of ā-car

ā-car - to do, perform, cause, behave

Present Active Participle

From prefix 'ā' + root 'car' (to move, perform). Present active participle, 3rd person singular.

Prefix: ā

Root: car (class 1)

Note: Agrees with 'bhagavān pākaśāsanaḥ'. Describes his action while raining.

विघ्नम् (vighnam) - obstacle, hindrance, impediment

(noun)

Accusative, neuter, singular of vighna

vighna - obstacle, hindrance, impediment

From 'vi' + √han (to strike, destroy) with suffix 'na'.

Prefix: vi

Root: han (class 2)

Note: Object of 'ācarat'.

भगवान् (bhagavān) - divine, worshipful, glorious

(adjective)

Nominative, masculine, singular of bhagavat

bhagavat - divine, glorious, worshipful, possessing fortune

From 'bhaga' (fortune) + possessive suffix 'matup'.

Note: Modifies 'pākaśāsanaḥ'.

पाकशासनः (pākaśāsanaḥ) - Epithet of Indra. (Indra (slayer of Pāka))

(proper noun)

Nominative, masculine, singular of pākaśāsana

pākaśāsana - Indra (slayer of the demon Pāka)

Compound 'Pāka' (name of a demon) + 'śāsana' (ruler, punisher, slayer). Bahuvrīhi compound, meaning 'he who punishes/slays Pāka'.

Compound type : bahuvrīhi (pāka+śāsana)

• pāka – Pāka (name of a demon); ripe, immature, simpleton
  proper noun (masculine)
• śāsana – ruler, punisher, instruction, command
  noun (masculine)
  Agent noun
  From root 'śās' (to rule, punish, instruct) + suffix 'ana'.
  Root: śās (class 2)

Note: Main subject of 'pravavarṣa' and 'ācarat'.