महाभारतः mahābhārataḥ - book-12, chapter-309, verse-15

नास्तिकं भिन्नमर्यादं कूलपातमिवास्थिरम् ।
वामतः कुरु विस्रब्धो नरं वेणुमिवोद्धतम् ॥१५॥

15. nāstikaṁ bhinnamaryādaṁ kūlapātamivāsthiram ,
vāmataḥ kuru visrabdho naraṁ veṇumivoddhatam.

15. nāstikam bhinnamaryādam kūlapātam iva asthiram
vāmataḥ kuru visrabdhaḥ naram veṇum iva uddhatam

15. visrabdhaḥ nāstikam bhinnamaryādam kūlapātam iva
asthiram veṇum iva uddhatam naram vāmataḥ kuru

15. Confidently set aside a person who is an atheist, who transgresses established norms, is unstable like a collapsing river bank, and is arrogant like an uprooted bamboo.

Words meanings summery:

• नास्तिकम् (nāstikam) - one who denies fundamental principles or divine authority (an atheist, one who denies, unrighteous)

• भिन्नमर्यादम् (bhinnamaryādam) - one who violates moral or social norms (one who has transgressed boundaries/limits, one whose limits are broken)

• कूलपातम् (kūlapātam) - a metaphor for instability (a falling bank (of a river), a collapsing river bank)

• इव (iva) - indicates similarity (like, as, as if)

• अस्थिरम् (asthiram) - lacking stability or a firm foundation (unstable, unsteady, not firm)

• वामतः (vāmataḥ) - set aside, disregard (from the left, to the left, aside, away)

• कुरु (kuru) - put aside, disregard (do, make, place, perform)

• विस्रब्धः (visrabdhaḥ) - with full confidence (confident, fearless, trustworthy)

• नरम् (naram) - an individual (a man, person, human being)

• वेणुम् (veṇum) - a bamboo, implying its upright yet easily swayed or uprooted nature (a bamboo, flute)

• इव (iva) - indicates similarity (like, as, as if)

• उद्धतम् (uddhatam) - arrogant or uprooted, metaphorically for a person's undesirable character (arrogant, haughty, rude, uplifted, uprooted)

Words meanings and morphology

नास्तिकम् (nāstikam) - one who denies fundamental principles or divine authority (an atheist, one who denies, unrighteous)

(adjective)

Accusative, masculine, singular of nāstika

nāstika - atheist, unbeliever, unrighteous, denying the existence of God or Vedas

From na + asti (does not exist), with -ka suffix

Note: Qualifies 'naram'

भिन्नमर्यादम् (bhinnamaryādam) - one who violates moral or social norms (one who has transgressed boundaries/limits, one whose limits are broken)

(adjective)

Accusative, masculine, singular of bhinnamaryāda

bhinnamaryāda - having transgressed boundaries, having broken limits

Compound of 'bhinna' (broken) and 'maryāda' (boundary, limit)

Compound type : bahuvrīhi (bhinna+maryāda)

• bhinna – broken, divided, pierced
  adjective (masculine)
  Past Passive Participle
  From root 'bhid' (to break) + kta suffix
  Root: bhid (class 7)
• maryāda – boundary, limit, moral law, rule of conduct
  noun (feminine)

Note: Qualifies 'naram'

कूलपातम् (kūlapātam) - a metaphor for instability (a falling bank (of a river), a collapsing river bank)

(noun)

Accusative, masculine, singular of kūlapāta

kūlapāta - falling of a bank, a collapsing bank

Compound of 'kūla' (bank) and 'pāta' (fall)

Compound type : tatpuruṣa (kūla+pāta)

• kūla – bank (of a river), shore, dam
  noun (neuter)
• pāta – fall, falling, descent
  noun (masculine)
  From root 'pat' (to fall) + ghañ suffix
  Root: pat (class 1)

Note: Used as a simile with 'iva', qualifying 'naram' implicitly

इव (iva) - indicates similarity (like, as, as if)

(indeclinable)

अस्थिरम् (asthiram) - lacking stability or a firm foundation (unstable, unsteady, not firm)

(adjective)

Accusative, masculine, singular of asthira

asthira - unstable, unsteady, fleeting, not firm

Negation of 'sthira' (firm, stable) with 'a-'

Compound type : nañ-tatpuruṣa (a+sthira)

• a – not, un-
  indeclinable
  Negative prefix
• sthira – firm, stable, steady, permanent
  adjective (masculine)
  From root 'sthā' (to stand) + iraṇ suffix
  Root: sthā (class 1)

Note: Qualifies 'naram'

वामतः (vāmataḥ) - set aside, disregard (from the left, to the left, aside, away)

(indeclinable)

From 'vāma' (left) + 'tas' suffix indicating direction or source

कुरु (kuru) - put aside, disregard (do, make, place, perform)

(verb)

2nd person , singular, active, imperative (loṭ) of kṛ

imperative 2nd person singular

Root 'kṛ', 8th class, active voice, imperative mood

Root: kṛ (class 8)

विस्रब्धः (visrabdhaḥ) - with full confidence (confident, fearless, trustworthy)

(adjective)

Nominative, masculine, singular of visrabdha

visrabdha - confident, fearless, trusting, calm

Past Passive Participle

From root 'śrambh' (to trust) with prefix 'vi-'

Prefix: vi

Root: śrambh (class 1)

Note: Implied subject of 'kuru'

नरम् (naram) - an individual (a man, person, human being)

(noun)

Accusative, masculine, singular of nara

nara - man, person, human, male

Note: Object of 'kuru'

वेणुम् (veṇum) - a bamboo, implying its upright yet easily swayed or uprooted nature (a bamboo, flute)

(noun)

Accusative, masculine, singular of veṇu

veṇu - bamboo, flute, cane

Note: Used as a simile with 'iva'

इव (iva) - indicates similarity (like, as, as if)

(indeclinable)

उद्धतम् (uddhatam) - arrogant or uprooted, metaphorically for a person's undesirable character (arrogant, haughty, rude, uplifted, uprooted)

(adjective)

Accusative, masculine, singular of uddhata

uddhata - uplifted, arrogant, rude, insolent, uprooted

Past Passive Participle

From root 'han' (to strike, move) with prefix 'ud-' (up), then a participle suffix 'kta'

Prefix: ud

Root: han (class 2)

Note: Qualifies 'naram' (via 'veṇum iva')