महाभारतः mahābhārataḥ - book-12, chapter-262, verse-18

निरापद्धर्म आचारस्त्वप्रमादोऽपराभवः ।
सर्ववर्णेषु यत्तेषु नासीत्कश्चिद्व्यतिक्रमः ॥१८॥

18. nirāpaddharma ācārastvapramādo'parābhavaḥ ,
sarvavarṇeṣu yatteṣu nāsītkaścidvyatikramaḥ.

18. nirāpaddharmaḥ ācāraḥ tu apramādaḥ aparābhavaḥ
sarvavarṇeṣu yatteṣu na āsīt kaścit vyatikramaḥ

18. nirāpaddharmaḥ ācāraḥ tu apramādaḥ aparābhavaḥ;
yatteṣu sarvavarṇeṣu kaścit vyatikramaḥ na āsīt

18. Indeed, proper conduct (ācāra) in ordinary times (nirāpaddharma) is vigilance (apramāda) and leads to the absence of misfortune (aparābhava). Among all the diligent social classes (varṇa), there was no transgression (vyatikrama).

Words meanings summery:

• निरापद्धर्मः (nirāpaddharmaḥ) - righteous conduct (dharma) in ordinary, non-distressful times (duty in normal times, dharma not in distress, conduct without calamity)

• आचारः (ācāraḥ) - proper conduct (conduct, custom, practice, behavior)

• तु (tu) - indeed (but, on the other hand, indeed, however)

• अप्रमादः (apramādaḥ) - vigilance (non-negligence, attentiveness, vigilance, diligence)

• अपराभवः (aparābhavaḥ) - absence of misfortune (non-defeat, absence of misfortune, invincibility, success)

• सर्ववर्णेषु (sarvavarṇeṣu) - among all social classes (varṇa) (among all social classes, in all colors (varṇa))

• यत्तेषु (yatteṣu) - among the diligent (social classes) (among the diligent, among the striving, among those who have made effort)

• न (na) - not (not, no)

• आसीत् (āsīt) - there was (was, existed)

• कश्चित् (kaścit) - any (transgression) (someone, something, any, anyone)

• व्यतिक्रमः (vyatikramaḥ) - transgression (transgression, violation, deviation, offense)

Words meanings and morphology

निरापद्धर्मः (nirāpaddharmaḥ) - righteous conduct (dharma) in ordinary, non-distressful times (duty in normal times, dharma not in distress, conduct without calamity)

(noun)

Nominative, masculine, singular of nirāpaddharma

nirāpaddharma - dharma not in distress, duty in normal times

Compound type : nañ-tatpuruṣa (nir+āpat+dharma)

• nir – without, free from
  indeclinable
  Prefix
• āpat – calamity, distress, misfortune
  noun (feminine)
  From root 'ā-pad'
  Prefix: ā
  Root: pad (class 4)
• dharma – natural law, constitution, intrinsic nature, duty, righteousness, virtue
  noun (masculine)
  Derived from root 'dhṛ' (to hold, support)
  Root: dhṛ (class 1)

आचारः (ācāraḥ) - proper conduct (conduct, custom, practice, behavior)

(noun)

Nominative, masculine, singular of ācāra

ācāra - conduct, custom, practice

Derived from root 'car' with prefix 'ā'

Prefix: ā

Root: car (class 1)

तु (tu) - indeed (but, on the other hand, indeed, however)

(indeclinable)

अप्रमादः (apramādaḥ) - vigilance (non-negligence, attentiveness, vigilance, diligence)

(noun)

Nominative, masculine, singular of apramāda

apramāda - non-negligence, attentiveness, vigilance

Compound type : nañ-tatpuruṣa (a+pramāda)

• a – not, non
  indeclinable
  Negative particle
• pramāda – negligence, carelessness, error
  noun (masculine)
  From root 'mad' with prefix 'pra'
  Prefix: pra
  Root: mad (class 4)

अपराभवः (aparābhavaḥ) - absence of misfortune (non-defeat, absence of misfortune, invincibility, success)

(noun)

Nominative, masculine, singular of aparābhava

aparābhava - non-defeat, absence of misfortune, invincibility

Compound type : nañ-tatpuruṣa (a+parābhava)

• a – not, non
  indeclinable
  Negative particle
• parābhava – defeat, misfortune, humiliation
  noun (masculine)
  From root 'bhū' with prefix 'parā'
  Prefix: parā
  Root: bhū (class 1)

सर्ववर्णेषु (sarvavarṇeṣu) - among all social classes (varṇa) (among all social classes, in all colors (varṇa))

(noun)

Locative, masculine, plural of sarvavarṇa

sarvavarṇa - all classes, all colors

Compound type : karmadhāraya (sarva+varṇa)

• sarva – all, every, whole
  adjective
• varṇa – color, class, caste
  noun (masculine)
  Derived from root 'vṛ' (to choose, to cover)
  Root: vṛ (class 5)

यत्तेषु (yatteṣu) - among the diligent (social classes) (among the diligent, among the striving, among those who have made effort)

(adjective)

Locative, masculine, plural of yatta

yatta - diligent, striving, exerted

Past Passive Participle

From root 'yat' (to endeavor, strive) with suffix '-ta'

Root: yat (class 1)

न (na) - not (not, no)

(indeclinable)

Negative particle

आसीत् (āsīt) - there was (was, existed)

(verb)

3rd person , singular, active, past imperfect (laṅ) of as

Root: as (class 2)

कश्चित् (kaścit) - any (transgression) (someone, something, any, anyone)

(pronoun)

Nominative, masculine, singular of kaścid

kaścid - someone, something, any

Indefinite pronoun, compound of 'ka' (who) and 'cit' (particle).

व्यतिक्रमः (vyatikramaḥ) - transgression (transgression, violation, deviation, offense)

(noun)

Nominative, masculine, singular of vyatikrama

vyatikrama - transgression, violation, deviation

Derived from root 'kram' with prefixes 'vi' and 'ati'

Prefixes: vi+ati

Root: kram (class 1)