महाभारतः mahābhārataḥ - book-3, chapter-145, verse-20

अदंशमशके देशे बहुमूलफलोदके ।
नीलशाद्वलसंछन्ने देवगन्धर्वसेविते ॥२०॥

20. adaṁśamaśake deśe bahumūlaphalodake ,
nīlaśādvalasaṁchanne devagandharvasevite.

20. adaṃśamaśake deśe bahumūlaphalodake
nīlaśādvalasaṃchanne devagandharvasevite

20. [It was in] a region free from biting insects and mosquitoes, rich in many roots, fruits, and water, covered with blue-green grass, and frequented by gods and Gandharvas.

Words meanings summery:

• अदंशमशके (adaṁśamaśake) - in a place free from biting insects and mosquitoes

• देशे (deśe) - in a place, in a region, in a country

• बहुमूलफलोदके (bahumūlaphalodake) - in a place with many roots, fruits, and water

• नीलशाद्वलसंछन्ने (nīlaśādvalasaṁchanne) - in a place covered with blue-green grass, in a verdant region

• देवगन्धर्वसेविते (devagandharvasevite) - in a place frequented by gods and Gandharvas

Words meanings and morphology

अदंशमशके (adaṁśamaśake) - in a place free from biting insects and mosquitoes

(adjective)

Locative, masculine, singular of adaṃśamaśaka

adaṁśamaśaka - free from biting insects (like gadflies) and mosquitoes

Compound type : Nañ-Tatpurusha (of a Dvandva) (a+daṃśamaśaka)

• a – not, non-, without
  indeclinable
• daṃśamaśaka – biting insects and mosquitoes
  noun (masculine)

देशे (deśe) - in a place, in a region, in a country

(noun)

Locative, masculine, singular of deśa

deśa - place, spot, region, country, district

बहुमूलफलोदके (bahumūlaphalodake) - in a place with many roots, fruits, and water

(adjective)

Locative, masculine, singular of bahumūlaphalodaka

bahumūlaphalodaka - abounding in roots, fruits, and water

Compound type : Bahuvrihi (bahu+mūla+phala+udaka)

• bahu – many, much, abundant
  adjective
• mūla – root, origin, base; capital
  noun (neuter)
• phala – fruit; result, consequence; reward
  noun (neuter)
• udaka – water
  noun (neuter)

नीलशाद्वलसंछन्ने (nīlaśādvalasaṁchanne) - in a place covered with blue-green grass, in a verdant region

(adjective)

Locative, masculine, singular of nīlaśādvalasaṃchanna

nīlaśādvalasaṁchanna - covered with blue-green grass or verdant meadows

Compound type : Tatpurusha (nīlaśādvala+saṃchanna)

• nīlaśādvala – blue-green grass, verdant meadow
  noun (neuter)
• saṃchanna – covered, veiled, concealed; adorned
  adjective
  Past Passive Particulation
  Derived from root chad (to cover) with upasarga sam
  Prefix: sam
  Root: chad (class 10)

देवगन्धर्वसेविते (devagandharvasevite) - in a place frequented by gods and Gandharvas

(adjective)

Locative, masculine, singular of devagandharvasevita

devagandharvasevita - frequented or served by gods and Gandharvas

Compound type : Tatpurusha (devagandharva+sevita)

• devagandharva – gods and Gandharvas (celestial musicians)
  noun (masculine)
• sevita – served, worshipped; frequented, resorted to
  adjective
  Past Passive Participle
  Derived from root sev (to serve, to attend)
  Root: sev (class 1)