महाभारतः mahābhārataḥ - book-3, chapter-158, verse-23

अथाभ्रघनसंकाशं गिरिकूटमिवोच्छ्रितम् ।
हयैः संयोजयामासुर्गान्धर्वैरुत्तमं रथम् ॥२३॥

23. athābhraghanasaṁkāśaṁ girikūṭamivocchritam ,
hayaiḥ saṁyojayāmāsurgāndharvairuttamaṁ ratham.

23. atha abhraghanasaṃkāśam girikūṭam iva ucchritam
hayaiḥ saṃyojayāmāsuḥ gāndharvaiḥ uttamam ratham

23. Then, they yoked an excellent chariot, which resembled a dense cloud and was lofty like a mountain peak, with Gandharva horses.

Words meanings summery:

• अथ (atha) - then, now, thereupon

• अभ्रघनसंकाशम् (abhraghanasaṁkāśam) - resembling a dense cloud

• गिरिकूटम् (girikūṭam) - mountain peak, summit of a mountain

• इव (iva) - like, as if, as

• उच्छ्रितम् (ucchritam) - lofty, high, raised

• हयैः (hayaiḥ) - with horses

• संयोजयामासुः (saṁyojayāmāsuḥ) - they yoked, they harnessed

• गान्धर्वैः (gāndharvaiḥ) - with Gandharva horses (horses of divine origin, known for speed) (by Gandharvas; with Gandharva-horses)

• उत्तमम् (uttamam) - excellent, best, highest

• रथम् (ratham) - chariot

Words meanings and morphology

अथ (atha) - then, now, thereupon

(indeclinable)

अभ्रघनसंकाशम् (abhraghanasaṁkāśam) - resembling a dense cloud

(adjective)

Accusative, neuter, singular of abhraghanasaṃkāśa

abhraghanasaṁkāśa - resembling a dense cloud

Compound type : bahuvrihi (abhraghana+saṃkāśa)

• abhraghana – mass of clouds, dense cloud
  noun (masculine)
• saṃkāśa – resembling, similar to, like
  adjective (masculine)
  Prefix: sam

गिरिकूटम् (girikūṭam) - mountain peak, summit of a mountain

(noun)

Accusative, neuter, singular of girikūṭa

girikūṭa - mountain peak, summit of a mountain

Compound type : tatpurusha (giri+kūṭa)

• giri – mountain, hill
  noun (masculine)
• kūṭa – peak, summit, horn, false, deceitful
  noun (neuter)

इव (iva) - like, as if, as

(indeclinable)

उच्छ्रितम् (ucchritam) - lofty, high, raised

(adjective)

Accusative, neuter, singular of ucchrita

ucchrita - lofty, high, raised, elevated

Past Passive Participle

Formed from root śri with upasarga ud

Prefix: ud

Root: śri (class 1)

हयैः (hayaiḥ) - with horses

(noun)

Instrumental, masculine, plural of haya

haya - horse

संयोजयामासुः (saṁyojayāmāsuḥ) - they yoked, they harnessed

(verb)

3rd person , plural, active, perfect (Lit) of yuj

Causative perfect

Causative form of root yuj (yojaya) in perfect tense

Prefix: sam

Root: yuj (class 7)

गान्धर्वैः (gāndharvaiḥ) - with Gandharva horses (horses of divine origin, known for speed) (by Gandharvas; with Gandharva-horses)

(adjective)

Instrumental, masculine, plural of gāndharva

gāndharva - belonging to or relating to Gandharvas (celestial musicians); a Gandharva horse

Derived from Gandharva (proper noun)

उत्तमम् (uttamam) - excellent, best, highest

(adjective)

Accusative, neuter, singular of uttama

uttama - excellent, best, highest, foremost

रथम् (ratham) - chariot

(noun)

Accusative, masculine, singular of ratha

ratha - chariot, car