महाभारतः mahābhārataḥ - book-3, chapter-145, verse-12

देशान्म्लेच्छगणाकीर्णान्नानारत्नाकरायुतान् ।
ददृशुर्गिरिपादांश्च नानाधातुसमाचितान् ॥१२॥

12. deśānmlecchagaṇākīrṇānnānāratnākarāyutān ,
dadṛśurgiripādāṁśca nānādhātusamācitān.

12. deśān mlecchagaṇākīrṇān nānāratnākarāyutān
dadṛśuḥ giripādān ca nānādhātusamācitān

12. They saw regions crowded with groups of mlecchas (foreigners/barbarians) and abundant with various mines of gems. And they also saw the foothills of mountains covered with diverse minerals.

Words meanings summery:

• देशान् (deśān) - regions, lands, countries

• म्लेच्छगणाकीर्णान् (mlecchagaṇākīrṇān) - crowded with groups of mlecchas

• नानारत्नाकरायुतान् (nānāratnākarāyutān) - endowed with various mines of gems

• ददृशुः (dadṛśuḥ) - they saw

• गिरिपादान् (giripādān) - the foothills of mountains

• च (ca) - and

• नानाधातुसमाचितान् (nānādhātusamācitān) - covered with various minerals/ores

Words meanings and morphology

देशान् (deśān) - regions, lands, countries

(noun)

Accusative, masculine, plural of deśa

deśa - region, country, place, spot

म्लेच्छगणाकीर्णान् (mlecchagaṇākīrṇān) - crowded with groups of mlecchas

(adjective)

Accusative, masculine, plural of mlecchagaṇākīrṇa

mlecchagaṇākīrṇa - filled or crowded with hordes/groups of mlecchas

Compound type : tatpuruṣa (mlecchagaṇa+ākīrṇa)

• mlecchagaṇa – group of mlecchas
  noun (masculine)
• ākīrṇa – strewn, filled, crowded, covered
  adjective
  past passive participle
  Derived from root 'kṛ' (to scatter, strew) with prefix 'ā-'.
  Prefix: ā
  Root: kṛ (class 6)

नानारत्नाकरायुतान् (nānāratnākarāyutān) - endowed with various mines of gems

(adjective)

Accusative, masculine, plural of nānāratnākarāyuta

nānāratnākarāyuta - provided with various gem-mines, abounding in diverse sources of jewels

Compound type : tatpuruṣa (nānāratnākara+āyuta)

• nānāratnākara – various gem-mines, diverse sources of jewels
  noun (masculine)
• āyuta – connected, joined, endowed with, furnished with
  adjective
  past passive participle
  Derived from root 'yu' (to join) with prefix 'ā-'.
  Prefix: ā
  Root: yu (class 2)

ददृशुः (dadṛśuḥ) - they saw

(verb)

3rd person , plural, active, perfect (lit) of dṛś

Root: dṛś (class 1)

गिरिपादान् (giripādān) - the foothills of mountains

(noun)

Accusative, masculine, plural of giripāda

giripāda - foot of a mountain, foothills

Compound type : tatpuruṣa (giri+pāda)

• giri – mountain, hill
  noun (masculine)
• pāda – foot, base, lower part, quarter
  noun (masculine)

च (ca) - and

(indeclinable)

नानाधातुसमाचितान् (nānādhātusamācitān) - covered with various minerals/ores

(adjective)

Accusative, masculine, plural of nānādhātusamācita

nānādhātusamācita - covered with various ores or minerals

Compound type : tatpuruṣa (nānādhātu+samācita)

• nānādhātu – various metals/minerals
  noun (masculine)
• samācita – covered, filled, heaped up, collected
  adjective
  past passive participle
  Derived from root 'ci' (to heap, gather) with prefixes 'sam-' and 'ā-'.
  Prefixes: sam+ā
  Root: ci (class 5)