महाभारतः mahābhārataḥ - book-5, chapter-5, verse-8

यदि तावच्छमं कुर्यान्न्यायेन कुरुपुंगवः ।
न भवेत्कुरुपाण्डूनां सौभ्रात्रेण महान्क्षयः ॥८॥

8. yadi tāvacchamaṁ kuryānnyāyena kurupuṁgavaḥ ,
na bhavetkurupāṇḍūnāṁ saubhrātreṇa mahānkṣayaḥ.

8. yadi tāvat śamam kuryāt nyāyena kuru-puṅgavaḥ na
bhavet kuru-pāṇḍūnām saubhrātreṇa mahān kṣayaḥ

8. If the chief of the Kurus were to justly establish peace, then there would not be a great destruction for the Kurus and Pandavas; instead, good brotherhood would prevail.

Words meanings summery:

• यदि (yadi) - if

• तावत् (tāvat) - then, so long, in that case

• शमम् (śamam) - peace, tranquility, cessation

• कुर्यात् (kuryāt) - (he) would do, would make, should do

• न्यायेन (nyāyena) - by justice, justly, according to rules

• कुरु-पुङ्गवः (kuru-puṅgavaḥ) - referring to a prominent Kuru leader, possibly Duryodhana or Dhritarashtra (the best of the Kurus, Kuru chief)

• न (na) - not, no

• भवेत् (bhavet) - (it) would be, there would be

• कुरु-पाण्डूनाम् (kuru-pāṇḍūnām) - of the Kurus and Pandavas

• सौभ्रात्रेण (saubhrātreṇa) - by good brotherhood, through brotherhood, fraternity

• महान् (mahān) - great, large

• क्षयः (kṣayaḥ) - destruction, loss, ruin

Words meanings and morphology

यदि (yadi) - if

(indeclinable)

तावत् (tāvat) - then, so long, in that case

(indeclinable)

शमम् (śamam) - peace, tranquility, cessation

(noun)

Accusative, neuter, singular of śama

śama - peace, tranquility, calmness, cessation, pacification

Root: śam (class 1)

कुर्यात् (kuryāt) - (he) would do, would make, should do

(verb)

3rd person , singular, active, optative (vidhiliṅ) of kṛ

Root: kṛ (class 8)

न्यायेन (nyāyena) - by justice, justly, according to rules

(noun)

Instrumental, masculine, singular of nyāya

nyāya - justice, rule, method, logic, propriety

Prefix: ni

Root: i (class 2)

कुरु-पुङ्गवः (kuru-puṅgavaḥ) - referring to a prominent Kuru leader, possibly Duryodhana or Dhritarashtra (the best of the Kurus, Kuru chief)

(noun)

Nominative, masculine, singular of kurupuṅgava

kurupuṅgava - chief of the Kurus, a bull among Kurus (i.e., excellent Kuru)

Compound type : tatpuruṣa (kuru+puṅgava)

• kuru – a member of the Kuru dynasty
  proper noun (masculine)
• puṅgava – bull; chief, excellent, best among
  noun (masculine)

न (na) - not, no

(indeclinable)

भवेत् (bhavet) - (it) would be, there would be

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Root: bhū (class 1)

कुरु-पाण्डूनाम् (kuru-pāṇḍūnām) - of the Kurus and Pandavas

(proper noun)

Genitive, masculine, plural of kurupāṇḍu

kurupāṇḍu - the Kurus and the Pandavas

Compound type : dvandva (kuru+pāṇḍu)

• kuru – a member of the Kuru dynasty
  proper noun (masculine)
• pāṇḍu – Pandu (proper name, father of the Pandavas)
  proper noun (masculine)

सौभ्रात्रेण (saubhrātreṇa) - by good brotherhood, through brotherhood, fraternity

(noun)

Instrumental, neuter, singular of saubhrātra

saubhrātra - good brotherhood, fraternity, friendliness

derived from subhrātṛ (good brother)

महान् (mahān) - great, large

(adjective)

Nominative, masculine, singular of mahat

mahat - great, large, vast, exalted

क्षयः (kṣayaḥ) - destruction, loss, ruin

(noun)

Nominative, masculine, singular of kṣaya

kṣaya - destruction, decay, ruin, loss

Root: kṣi (class 1)