महाभारतः mahābhārataḥ - book-12, chapter-55, verse-16

समयत्यागिनो लुब्धान्गुरूनपि च केशव ।
निहन्ति समरे पापान्क्षत्रियो यः स धर्मवित् ॥१६॥

16. samayatyāgino lubdhāngurūnapi ca keśava ,
nihanti samare pāpānkṣatriyo yaḥ sa dharmavit.

16. samayatyāginaḥ lubdhān gurūn api ca keśava
nihanti samare pāpān kṣatriyaḥ yaḥ saḥ dharmavit

16. keśava,
yaḥ kṣatriyaḥ samare samayatyāginaḥ lubdhān pāpān gurūn api ca nihanti,
saḥ dharmavit

16. O Keśava, that Kṣatriya who kills in battle even his teachers who are greedy, violate their agreements, and are sinful, he is truly a knower of intrinsic nature (dharma).

Words meanings summery:

• समयत्यागिनः (samayatyāginaḥ) - those who violate their compacts or oaths (those who abandon their agreements/vows)

• लुब्धान् (lubdhān) - greedy, covetous

• गुरून् (gurūn) - teachers, preceptors, respected elders

• अपि (api) - even, also, too, moreover

• च (ca) - and, also, moreover

• केशव (keśava) - O Keśava (vocative address to Kṛṣṇa) (Keśava (an epithet of Kṛṣṇa))

• निहन्ति (nihanti) - kills, strikes down, destroys

• समरे (samare) - in battle, in war

• पापान् (pāpān) - those who are sinful (wicked, sinful; sinners)

• क्षत्रियः (kṣatriyaḥ) - a Kṣatriya, member of the warrior class

• यः (yaḥ) - that Kṣatriya who (introduces a relative clause) (who, which)

• सः (saḥ) - he (referring back to 'that Kṣatriya who') (that, he)

• धर्मवित् (dharmavit) - one who understands and acts according to intrinsic nature (dharma) (knower of dharma/righteousness)

Words meanings and morphology

समयत्यागिनः (samayatyāginaḥ) - those who violate their compacts or oaths (those who abandon their agreements/vows)

(noun)

Accusative, masculine, plural of samayatyāgin

samayatyāgin - one who abandons or violates a compact, agreement, or oath

Compound type : Tatpurusha (samaya+tyāgin)

• samaya – agreement, compact, oath, convention, time
  noun (masculine)
  Derived from root i (to go) with prefix sam.
  Prefix: sam
  Root: i (class 2)
• tyāgin – abandoning, relinquishing, sacrificing; one who abandons
  adjective
  Derived from root tyaj (to abandon) with suffix -in.
  Root: tyaj (class 1)

लुब्धान् (lubdhān) - greedy, covetous

(adjective)

Accusative, masculine, plural of lubdha

lubdha - greedy, covetous, eager, bewildered

Past Passive Participle

Derived from root lubh (to covet, be greedy, be disturbed) with suffix -ta.

Root: lubh (class 4)

गुरून् (gurūn) - teachers, preceptors, respected elders

(noun)

Accusative, masculine, plural of guru

guru - teacher, preceptor, spiritual guide, elder, heavy, important

अपि (api) - even, also, too, moreover

(indeclinable)

च (ca) - and, also, moreover

(indeclinable)

केशव (keśava) - O Keśava (vocative address to Kṛṣṇa) (Keśava (an epithet of Kṛṣṇa))

(proper noun)

Vocative, masculine, singular of keśava

keśava - Keśava (an epithet of Kṛṣṇa or Viṣṇu, 'having beautiful hair' or 'slayer of the demon Keśī')

निहन्ति (nihanti) - kills, strikes down, destroys

(verb)

3rd person , singular, Active, Present (Laṭ) of nihan

Present tense form of the root han (to strike, kill) with prefix ni.

Prefix: ni

Root: han (class 2)

समरे (samare) - in battle, in war

(noun)

Locative, masculine, singular of samara

samara - battle, war, conflict

पापान् (pāpān) - those who are sinful (wicked, sinful; sinners)

(adjective)

Accusative, masculine, plural of pāpa

pāpa - sinful, wicked, evil; sin, evil deed, sinner

क्षत्रियः (kṣatriyaḥ) - a Kṣatriya, member of the warrior class

(noun)

Nominative, masculine, singular of kṣatriya

kṣatriya - a Kṣatriya, member of the warrior and ruling class

यः (yaḥ) - that Kṣatriya who (introduces a relative clause) (who, which)

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what, whoever

सः (saḥ) - he (referring back to 'that Kṣatriya who') (that, he)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

धर्मवित् (dharmavit) - one who understands and acts according to intrinsic nature (dharma) (knower of dharma/righteousness)

(noun)

Nominative, masculine, singular of dharmavit

dharmavit - knower of dharma, righteous, knowing righteousness

Compound type : Tatpurusha (dharma+vid)

• dharma – natural law, intrinsic nature, duty, righteousness, constitution
  noun (masculine)
  Root: dhṛ (class 1)
• vid – knowing, knower, wise
  adjective
  Derived from root vid (to know).
  Root: vid (class 2)