महाभारतः mahābhārataḥ - book-6, chapter-44, verse-20

हयैरपि हयारोहाश्चामरापीडधारिभिः ।
हंसैरिव महावेगैरन्योन्यमभिदुद्रुवुः ॥२०॥

20. hayairapi hayārohāścāmarāpīḍadhāribhiḥ ,
haṁsairiva mahāvegairanyonyamabhidudruvuḥ.

20. hayaiḥ api hayārohāḥ cāmarāpīḍadhāribhiḥ
haṃsaiḥ iva mahāvegaiḥ anyonyam abhidudruvuḥ

20. hayārohāḥ hayaiḥ api cāmarāpīḍadhāribhiḥ
haṃsaiḥ iva mahāvegaiḥ anyonyam abhidudruvuḥ

20. The horsemen, mounted on horses adorned with chowries and helmet-ornaments, rushed at each other with great speed, like swans.

Words meanings summery:

• हयैः (hayaiḥ) - on horses (as means of conveyance) (by horses, with horses)

• अपि (api) - also, even

• हयारोहाः (hayārohāḥ) - horsemen, riders

• चामरापीडधारिभिः (cāmarāpīḍadhāribhiḥ) - describing the horses, adorned with such items (by those bearing chowries and helmet-ornaments)

• हंसैः (haṁsaiḥ) - by swans

• इव (iva) - like, as if

• महावेगैः (mahāvegaiḥ) - describing the horses (or swans in the simile) (by those of great speed, by very swift ones)

• अन्योन्यम् (anyonyam) - mutually, each other

• अभिदुद्रुवुः (abhidudruvuḥ) - they rushed towards, attacked

Words meanings and morphology

हयैः (hayaiḥ) - on horses (as means of conveyance) (by horses, with horses)

(noun)

Instrumental, masculine, plural of haya

haya - horse

From root hi (to go).

Root: hi (class 5)

अपि (api) - also, even

(indeclinable)

हयारोहाः (hayārohāḥ) - horsemen, riders

(noun)

Nominative, masculine, plural of hayāroha

hayāroha - horseman, rider

Compound of haya (horse) + āroha (one who mounts).

Compound type : Upapada Tatpurusha (haya+āroha)

• haya – horse
  noun (masculine)
  From root hi (to go).
  Root: hi (class 5)
• āroha – mounting, ascending; one who mounts
  noun (masculine)
  From root ruh with ā prefix.
  Prefix: ā
  Root: ruh (class 1)

Note: Subject of the verb abhidudruvuḥ.

चामरापीडधारिभिः (cāmarāpīḍadhāribhiḥ) - describing the horses, adorned with such items (by those bearing chowries and helmet-ornaments)

(adjective)

Instrumental, masculine, plural of cāmarāpīḍadhārin

cāmarāpīḍadhārin - bearing chowries and helmet-ornaments

Compound ending in dhārin (bearer).

Compound type : Bahuvrīhi (cāmara+āpīḍa+dhārin)

• cāmara – yak-tail whisk, chowrie
  noun (neuter)
  Root: cam (class 1)
• āpīḍa – chaplet, diadem, helmet-ornament
  noun (masculine)
  From root pīḍ with ā prefix.
  Prefix: ā
  Root: pīḍ (class 10)
• dhārin – bearing, carrying, wearing
  adjective (masculine)
  Agent Noun/Adjective
  Formed from root dhṛ with ṇini suffix.
  Root: dhṛ (class 1)

Note: Qualifies hayaiḥ.

हंसैः (haṁsaiḥ) - by swans

(noun)

Instrumental, masculine, plural of haṃsa

haṁsa - swan, goose

Root: han (class 2)

Note: Part of simile with iva.

इव (iva) - like, as if

(indeclinable)

महावेगैः (mahāvegaiḥ) - describing the horses (or swans in the simile) (by those of great speed, by very swift ones)

(adjective)

Instrumental, masculine, plural of mahāvega

mahāvega - great speed, very swift

Compound of mahā (great) + vega (speed).

Compound type : Karmadhāraya (mahā+vega)

• mahat – great, large
  adjective (neuter)
  Feminine stem mahā used as first member of compound.
• vega – speed, velocity, impulse
  noun (masculine)
  From root vij or veg.
  Root: vij (class 6)

Note: Qualifies haṃsaiḥ in the simile, and by extension the horses.

अन्योन्यम् (anyonyam) - mutually, each other

(indeclinable)

From anya (other) repeated.

अभिदुद्रुवुः (abhidudruvuḥ) - they rushed towards, attacked

(verb)

3rd person , plural, active, past perfect (liṭ) of dru

Reduplicated Perfect

3rd person plural, Parasmaipada, Reduplicated Perfect of root dru with abhi prefix.

Prefix: abhi

Root: dru (class 1)

Note: Subject is hayārohāḥ.