महाभारतः mahābhārataḥ - book-3, chapter-146, verse-38

कम्पयन्मेदिनीं पद्भ्यां निर्घात इव पर्वसु ।
त्रासयन्गजयूथानि वातरंहा वृकोदरः ॥३८॥

38. kampayanmedinīṁ padbhyāṁ nirghāta iva parvasu ,
trāsayangajayūthāni vātaraṁhā vṛkodaraḥ.

38. kampayan medinīṃ padbhyām nirghātaḥ iva parvasu
trāsayant gajayūthāni vātaraṃhā vṛkodaraḥ

38. Bhīma (Vṛkodara), swift as the wind, shaking the earth with his feet like a thunderclap on the mountains, was frightening the herds of elephants.

Words meanings summery:

• कम्पयन् (kampayan) - shaking, causing to tremble

• मेदिनीम् (medinīm) - the earth

• पद्भ्याम् (padbhyām) - with the feet

• निर्घातः (nirghātaḥ) - thunderclap, violent crash, hurricane

• इव (iva) - like, as if

• पर्वसु (parvasu) - on the mountains (as if referring to the joints of a mountain range) (on the joints, on the mountains, at festival times)

• त्रासयन्त् (trāsayant) - frightening, terrifying

• गजयूथानि (gajayūthāni) - herds of elephants

• वातरंहा (vātaraṁhā) - swift as the wind, wind-speed

• वृकोदरः (vṛkodaraḥ) - Bhīma (wolf-bellied)

Words meanings and morphology

कम्पयन् (kampayan) - shaking, causing to tremble

(participle)

Nominative, masculine, singular of kampayat

kampayat - causing to tremble, shaking

Present Active Participle (Causative)

Derived from the causative stem of root √kamp (to tremble), ending in -at, forming an agent participle.

Root: kamp (class 1)

मेदिनीम् (medinīm) - the earth

(noun)

Accusative, feminine, singular of medinī

medinī - earth, ground

पद्भ्याम् (padbhyām) - with the feet

(noun)

Instrumental, dual of pad

pad - foot

निर्घातः (nirghātaḥ) - thunderclap, violent crash, hurricane

(noun)

Nominative, masculine, singular of nirghāta

nirghāta - a thunderclap, a violent gust of wind, a hurricane, a crash

Derived from ni-√han (to strike down).

Prefix: nis

Root: han (class 2)

इव (iva) - like, as if

(indeclinable)

पर्वसु (parvasu) - on the mountains (as if referring to the joints of a mountain range) (on the joints, on the mountains, at festival times)

(noun)

Locative, neuter, plural of parvan

parvan - a knot, joint, limb, section, mountain

त्रासयन्त् (trāsayant) - frightening, terrifying

(participle)

Nominative, masculine, singular of trāsayat

trāsayat - causing to fear, terrifying, frightening

Present Active Participle (Causative)

Derived from the causative stem of root √tras (to fear), ending in -at, forming an agent participle.

Root: tras (class 4)

गजयूथानि (gajayūthāni) - herds of elephants

(noun)

Accusative, neuter, plural of gajayūtha

gajayūtha - herd of elephants

Compound type : tatpuruṣa (gaja+yūtha)

• gaja – elephant
  noun (masculine)
• yūtha – herd, multitude, flock
  noun (neuter)

वातरंहा (vātaraṁhā) - swift as the wind, wind-speed

(adjective)

Nominative, masculine, singular of vātaraṃhas

vātaraṁhas - wind-swift, swift as the wind

Compound type : bahuvrīhi (vāta+raṃhas)

• vāta – wind, air
  noun (masculine)
• raṃhas – speed, velocity, force
  noun (neuter)

वृकोदरः (vṛkodaraḥ) - Bhīma (wolf-bellied)

(proper noun)

Nominative, masculine, singular of vṛkodara

vṛkodara - wolf-bellied, a name of Bhīma

Compound type : bahuvrīhi (vṛka+udara)

• vṛka – wolf
  noun (masculine)
• udara – belly, stomach
  noun (neuter)