महाभारतः mahābhārataḥ - book-8, chapter-51, verse-80

इत्युक्तवानधर्मज्ञस्तदा परमदुर्मतिः ।
पापः पापं वचः कर्णः शृण्वतस्तव भारत ॥८०॥

80. ityuktavānadharmajñastadā paramadurmatiḥ ,
pāpaḥ pāpaṁ vacaḥ karṇaḥ śṛṇvatastava bhārata.

80. iti uktavān adharmajñaḥ tadā paramadurmatiḥ
pāpaḥ pāpaṃ vacaḥ karṇaḥ śṛṇvataḥ tava bhārata

80. bhārata tadā adharmajñaḥ paramadurmatiḥ pāpaḥ
karṇaḥ tava śṛṇvataḥ iti pāpaṃ vacaḥ uktavān

80. O descendant of Bharata, at that time, Karna, the sinful one, extremely evil-minded and ignorant of natural law (dharma), spoke such evil words, while you were listening.

Words meanings summery:

• इति (iti) - thus, so, in this manner

• उक्तवान् (uktavān) - he said, he spoke

• अधर्मज्ञः (adharmajñaḥ) - ignorant of natural law, ignorant of righteousness

• तदा (tadā) - then, at that time

• परमदुर्मतिः (paramadurmatiḥ) - extremely evil-minded, very wicked

• पापः (pāpaḥ) - the sinful Karna (sinful, wicked one)

• पापं (pāpaṁ) - sinful, wicked

• वचः (vacaḥ) - word, speech

• कर्णः (karṇaḥ) - Karna

• शृण्वतः (śṛṇvataḥ) - while you were listening (listening, hearing)

• तव (tava) - your

• भारत (bhārata) - O descendant of Bharata

Words meanings and morphology

इति (iti) - thus, so, in this manner

(indeclinable)

उक्तवान् (uktavān) - he said, he spoke

(adjective)

Nominative, masculine, singular of uktavat

uktavat - having spoken, one who spoke

Past Active Participle

Formed from root vac (to speak) with suffix -tavat

Root: vac (class 2)

अधर्मज्ञः (adharmajñaḥ) - ignorant of natural law, ignorant of righteousness

(adjective)

Nominative, masculine, singular of adharmajña

adharmajña - ignorant of natural law (dharma), ignorant of righteousness

Compound type : tatpuruṣa (adharma+jña)

• adharma – unrighteousness, injustice, what is contrary to natural law (dharma)
  noun (masculine)
• jña – knowing, acquainted with
  adjective (masculine)
  Formed from root jñā (to know) with kṛt suffix -a
  Root: jñā (class 9)

तदा (tadā) - then, at that time

(indeclinable)

परमदुर्मतिः (paramadurmatiḥ) - extremely evil-minded, very wicked

(adjective)

Nominative, masculine, singular of paramadurmati

paramadurmati - extremely evil-minded, very wicked

Compound type : karmadhāraya (parama+durmati)

• parama – supreme, highest, most excellent
  adjective
• durmati – evil-minded, wicked, foolish
  noun (masculine)
  Prefix: dur

पापः (pāpaḥ) - the sinful Karna (sinful, wicked one)

(adjective)

Nominative, masculine, singular of pāpa

pāpa - evil, bad, wicked, sinful; a wicked person, a sinner

पापं (pāpaṁ) - sinful, wicked

(adjective)

Accusative, neuter, singular of pāpa

pāpa - evil, bad, wicked, sinful; a wicked person, a sinner

Note: It modifies "vacaḥ".

वचः (vacaḥ) - word, speech

(noun)

Accusative, neuter, singular of vacas

vacas - word, speech, saying

Root: vac (class 2)

कर्णः (karṇaḥ) - Karna

(proper noun)

Nominative, masculine, singular of karṇa

karṇa - Karna (a proper name), ear

शृण्वतः (śṛṇvataḥ) - while you were listening (listening, hearing)

(adjective)

Genitive, masculine, singular of śṛṇvat

śṛṇvat - listening, hearing

Present Active Participle

Formed from root śru (to hear) with śap and śatṛ suffix

Root: śru (class 5)

Note: Refers to the person being addressed (you).

तव (tava) - your

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

भारत (bhārata) - O descendant of Bharata

(proper noun)

Vocative, masculine, singular of bhārata

bhārata - descendant of Bharata, belonging to Bharata