महाभारतः mahābhārataḥ - book-5, chapter-161, verse-2

पदातिनीं नागवतीं रथिनीमश्ववृन्दिनीम् ।
चतुर्विधबलां भीमामकम्प्यां पृथिवीमिव ॥२॥

2. padātinīṁ nāgavatīṁ rathinīmaśvavṛndinīm ,
caturvidhabalāṁ bhīmāmakampyāṁ pṛthivīmiva.

2. padātinīm nāgavatīm rathinīm aśvavṛndinīm
caturvidhabalām bhīmām akampyām pṛthivīm iva

2. (tām senām) padātinīm nāgavatīm rathinīm aśvavṛndinīm,
caturvidhabalām bhīmām,
pṛthivīm iva akampyām (niryāpayāmāsa).

2. It was an army possessing infantry, elephants, chariots, and throngs of horses—a formidable force of four kinds of troops, unshakable like the earth.

Words meanings summery:

• पदातिनीम् (padātinīm) - possessing infantry, having foot soldiers

• नागवतीम् (nāgavatīm) - possessing elephants, elephant-having

• रथिनीम् (rathinīm) - possessing chariots, chariot-having

• अश्ववृन्दिनीम् (aśvavṛndinīm) - possessing throngs of horses, horse-multitude-having

• चतुर्विधबलाम् (caturvidhabalām) - possessing four kinds of forces/troops

• भीमाम् (bhīmām) - formidable, terrible, dreadful

• अकम्प्याम् (akampyām) - unshakable, immovable, firm

• पृथिवीम् (pṛthivīm) - earth, ground

• इव (iva) - like, as, as if

Words meanings and morphology

पदातिनीम् (padātinīm) - possessing infantry, having foot soldiers

(adjective)

Accusative, feminine, singular of padātinī

padātin - infantry, foot soldier

Feminine form of padātin (infantryman), or adjective meaning 'having infantry'.

Note: Agrees with senām (implied from previous verse).

नागवतीम् (nāgavatīm) - possessing elephants, elephant-having

(adjective)

Accusative, feminine, singular of nāgavatī

nāgavat - possessing elephants, having serpents

From nāga (elephant/serpent) + -vat (possessive suffix), feminine form.

Note: Agrees with senām.

रथिनीम् (rathinīm) - possessing chariots, chariot-having

(adjective)

Accusative, feminine, singular of rathinī

rathin - charioteer; possessing chariots

Feminine form of rathin (charioteer) or adjective 'having chariots'.

Note: Agrees with senām.

अश्ववृन्दिनीम् (aśvavṛndinīm) - possessing throngs of horses, horse-multitude-having

(adjective)

Accusative, feminine, singular of aśvavṛndinī

aśvavṛndin - having groups of horses

From aśva (horse) + vṛnda (multitude) + -in (possessive suffix), feminine form.

Compound type : bahuvrihi (aśva+vṛnda)

• aśva – horse
  noun (masculine)
• vṛnda – multitude, host, heap, flock
  noun (neuter)

Note: Agrees with senām.

चतुर्विधबलाम् (caturvidhabalām) - possessing four kinds of forces/troops

(adjective)

Accusative, feminine, singular of caturvidhabalā

caturvidhabala - having four kinds of strength/force

Compound type : bahuvrihi (catur+vidha+bala)

• catur – four
  numeral
• vidha – kind, sort, manner
  noun (masculine)
• bala – strength, force, army
  noun (neuter)

Note: Agrees with senām. Refers to the four divisions of an army: infantry, cavalry, chariots, elephants.

भीमाम् (bhīmām) - formidable, terrible, dreadful

(adjective)

Accusative, feminine, singular of bhīmā

bhīma - terrible, dreadful, formidable

From root √bhī (to fear).

Root: bhī (class 3)

Note: Agrees with senām.

अकम्प्याम् (akampyām) - unshakable, immovable, firm

(adjective)

Accusative, feminine, singular of akampyā

akampya - unshakable, immovable, firm

Gerundive

Negative prefix 'a-' + gerundive of √kamp (to tremble).

Prefix: a

Root: kamp (class 1)

Note: Agrees with senām.

पृथिवीम् (pṛthivīm) - earth, ground

(noun)

Accusative, feminine, singular of pṛthivī

pṛthivī - earth, ground, world

Note: Object of comparison for 'iva'.

इव (iva) - like, as, as if

(indeclinable)

Note: Used for simile.