महाभारतः mahābhārataḥ - book-18, chapter-1, verse-20

यदि दुर्योधनस्यैते वीरलोकाः सनातनाः ।
अधर्मज्ञस्य पापस्य पृथिवीसुहृदद्रुहः ॥२०॥

20. yadi duryodhanasyaite vīralokāḥ sanātanāḥ ,
adharmajñasya pāpasya pṛthivīsuhṛdadruhaḥ.

20. yadi duryodhanasya ete vīralokāḥ sanātanāḥ
adharmajñasya pāpasya pṛthivīsuhṛdadruhaḥ

20. yadi adharmajñasya pāpasya pṛthivīsuhṛdadruhaḥ duryodhanasya ete sanātanāḥ vīralokāḥ (santi,
tarhi katham?)

20. If these eternal abodes of heroes (vīralokāḥ) are for Duryodhana—the one ignorant of (natural) law (dharma), the sinful one, and one who does not harm the friends of the world—

Words meanings summery:

• यदि (yadi) - if, whether

• दुर्योधनस्य (duryodhanasya) - of Duryodhana

• एते (ete) - these (masculine nominative plural)

• वीरलोकाः (vīralokāḥ) - worlds of heroes, abodes of heroes

• सनातनाः (sanātanāḥ) - eternal, everlasting, perpetual

• अधर्मज्ञस्य (adharmajñasya) - of the one ignorant of natural law/righteousness, of the unrighteous

• पापस्य (pāpasya) - of the sinful one, of the wicked one

• पृथिवीसुहृदद्रुहः (pṛthivīsuhṛdadruhaḥ) - refers to Duryodhana, described ironically or as a textual variant given his 'adharmajña' and 'pāpa' attributes (of the one who is non-injurious to the friends of the earth)

Words meanings and morphology

यदि (yadi) - if, whether

(indeclinable)

दुर्योधनस्य (duryodhanasya) - of Duryodhana

(proper noun)

Genitive, masculine, singular of duryodhana

duryodhana - Duryodhana (proper name)

एते (ete) - these (masculine nominative plural)

(pronoun)

Nominative, masculine, plural of etad

etad - this

वीरलोकाः (vīralokāḥ) - worlds of heroes, abodes of heroes

(noun)

Nominative, masculine, plural of vīraloka

vīraloka - world of heroes, abode of heroes

Compound type : tatpuruṣa (vīra+loka)

• vīra – hero, brave man
  noun (masculine)
• loka – world, realm, abode
  noun (masculine)

सनातनाः (sanātanāḥ) - eternal, everlasting, perpetual

(adjective)

Nominative, masculine, plural of sanātana

sanātana - eternal, everlasting, perpetual, ancient

अधर्मज्ञस्य (adharmajñasya) - of the one ignorant of natural law/righteousness, of the unrighteous

(adjective)

Genitive, masculine, singular of adharmajña

adharmajña - ignorant of natural law (dharma), unrighteous

Compound type : nañ-tatpuruṣa (a+dharma+jña)

• a – not, non-, un-
  indeclinable
• dharma – natural law, righteousness, duty, constitution
  noun (masculine)
  Root: dhṛ (class 1)
• jña – knowing, knowledgeable of
  adjective (masculine)
  From root jñā (to know)
  Root: jñā (class 9)

पापस्य (pāpasya) - of the sinful one, of the wicked one

(adjective)

Genitive, masculine, singular of pāpa

pāpa - evil, wicked, sinful; sin, evil

पृथिवीसुहृदद्रुहः (pṛthivīsuhṛdadruhaḥ) - refers to Duryodhana, described ironically or as a textual variant given his 'adharmajña' and 'pāpa' attributes (of the one who is non-injurious to the friends of the earth)

(adjective)

Genitive, masculine, singular of pṛthivīsuhṛdadruh

pṛthivīsuhṛdadruh - one who is not treacherous to the friends of the earth

Compound type : tatpuruṣa (pṛthivīsuhṛd+adruh)

• pṛthivīsuhṛd – friend of the earth/world
  noun (masculine)
• adruh – non-injurious, not treacherous, benevolent
  adjective (masculine)
  Derived from 'a' (negation) and 'druh' (one who injures/betrays)
  Prefix: a
  Root: druh (class 4)