महाभारतः mahābhārataḥ - book-12, chapter-221, verse-78

कृतघ्ना नास्तिकाः पापा गुरुदाराभिमर्शिनः ।
अभक्ष्यभक्षणरता निर्मर्यादा हतत्विषः ॥७८॥

78. kṛtaghnā nāstikāḥ pāpā gurudārābhimarśinaḥ ,
abhakṣyabhakṣaṇaratā nirmaryādā hatatviṣaḥ.

78. kṛtaghnāḥ nāstikāḥ pāpāḥ gurudārābhimarśinaḥ
| abhakṣyabhakṣaṇaratāḥ nirmaryādāḥ hatatviṣaḥ

78. kṛtaghnāḥ nāstikāḥ pāpāḥ gurudārābhimarśinaḥ
abhakṣyabhakṣaṇaratāḥ nirmaryādāḥ hatatviṣaḥ

78. They were ungrateful, atheists, sinful, those who violated their guru's wives, devoted to eating forbidden food, devoid of moral limits, and deprived of splendor.

Words meanings summery:

• कृतघ्नाः (kṛtaghnāḥ) - ungrateful (ungrateful, unthankful, one who destroys good deeds)

• नास्तिकाः (nāstikāḥ) - atheists (atheists, disbelievers, nihilists)

• पापाः (pāpāḥ) - sinful (sinful, wicked, evil)

• गुरुदाराभिमर्शिनः (gurudārābhimarśinaḥ) - those who violated their guru's wives (those who violate (touch) their guru's wives)

• अभक्ष्यभक्षणरताः (abhakṣyabhakṣaṇaratāḥ) - devoted to eating forbidden food

• निर्मर्यादाः (nirmaryādāḥ) - devoid of moral limits (without limits, unrestrained, lawless, immoral)

• हतत्विषः (hatatviṣaḥ) - deprived of splendor (deprived of luster, whose brilliance is destroyed, diminished in glory)

Words meanings and morphology

कृतघ्नाः (kṛtaghnāḥ) - ungrateful (ungrateful, unthankful, one who destroys good deeds)

(adjective)

Nominative, masculine, plural of kṛtaghna

kṛtaghna - ungrateful, unthankful, one who forgets benefits

Upapada tatpurusha compound. From kṛta (done) + √han (to strike, destroy).

Compound type : upapada-tatpurusha (kṛta+ghna)

• kṛta – done, made, performed, a good deed
  adjective (neuter)
  past passive participle
  From √kṛ (to do).
  Root: kṛ (class 8)
• ghna – killing, destroying, killer, destroyer
  adjective (masculine)
  From √han (to strike, kill) + -a suffix.
  Root: han (class 2)

Note: Subject of an implied copula.

नास्तिकाः (nāstikāḥ) - atheists (atheists, disbelievers, nihilists)

(noun)

Nominative, masculine, plural of nāstika

nāstika - atheist, disbeliever (in Veda/future life), nihilist

From 'nāsti' (there is not) + -ka suffix.

पापाः (pāpāḥ) - sinful (sinful, wicked, evil)

(adjective)

Nominative, masculine, plural of pāpa

pāpa - sin, evil, wicked, bad

गुरुदाराभिमर्शिनः (gurudārābhimarśinaḥ) - those who violated their guru's wives (those who violate (touch) their guru's wives)

(noun)

Nominative, masculine, plural of gurudārābhimarśin

gurudārābhimarśin - one who defiles (touches) the wife of a guru

agent noun

Compound formed of `guru-dāra` (guru's wife) and `abhimarśin` (one who touches/violates).

Compound type : ṣaṣṭhī-tatpuruṣa + upapada-tatpuruṣa (guru+dāra+abhimarśin)

• guru – teacher, spiritual preceptor
  noun (masculine)
• dāra – wife (always plural in Sanskrit)
  noun (masculine)
• abhimarśin – one who touches, one who violates
  noun (masculine)
  agent noun
  From abhi-√mṛś (to touch, violate) + -in suffix.
  Prefix: abhi
  Root: mṛś (class 6)

Note: This is a grave sin in Hindu scriptures.

अभक्ष्यभक्षणरताः (abhakṣyabhakṣaṇaratāḥ) - devoted to eating forbidden food

(adjective)

Nominative, masculine, plural of abhakṣyabhakṣaṇarata

abhakṣyabhakṣaṇarata - engaged in eating what is not to be eaten (forbidden food)

Compound of `abhakṣya` (not to be eaten) + `bhakṣaṇa` (eating) + `rata` (delighting in, devoted to).

Compound type : tatpurusha + tatpurusha (a-bhakṣya+bhakṣaṇa+rata)

• a-bhakṣya – not to be eaten, forbidden food
  adjective (neuter)
  gerundive
  Negative prefix 'a-' + bhakṣya (to be eaten, from √bhakṣ).
  Prefix: a
  Root: bhakṣ (class 10)
• bhakṣaṇa – eating, devouring, consuming
  noun (neuter)
  From √bhakṣ (to eat) + -ana suffix.
  Root: bhakṣ (class 10)
• rata – devoted to, delighting in, attached to
  adjective (masculine)
  past passive participle
  From √ram (to delight, enjoy) + -ta suffix.
  Root: ram (class 1)

Note: Describes individuals.

निर्मर्यादाः (nirmaryādāḥ) - devoid of moral limits (without limits, unrestrained, lawless, immoral)

(adjective)

Nominative, masculine, plural of nirmaryāda

nirmaryāda - without bounds, unrestrained, lawless, immoral, unprincipled

Bahuvrihi compound. From nir (without) + maryādā (boundary, limit, moral rule).

Compound type : bahuvrihi (nis+maryādā)

• nis – without, out, free from
  indeclinable
  Preposition/prefix.
• maryādā – boundary, limit, proper rule, moral conduct
  noun (feminine)

Note: Describes people lacking moral restraint.

हतत्विषः (hatatviṣaḥ) - deprived of splendor (deprived of luster, whose brilliance is destroyed, diminished in glory)

(adjective)

Nominative, masculine, plural of hatatviṣ

hatatviṣ - whose splendor is destroyed, deprived of luster or brilliance

Bahuvrihi compound. From hata (destroyed) + tviṣ (splendor, luster).

Compound type : bahuvrihi (hata+tviṣ)

• hata – struck, killed, destroyed
  adjective (masculine)
  past passive participle
  From √han (to strike, kill, destroy) + -ta suffix.
  Root: han (class 2)
• tviṣ – luster, brilliance, splendor, light
  noun (feminine)
  From √tviṣ (to shine).
  Root: tviṣ (class 6)

Note: Describes people who have lost their aura or positive qualities.