महाभारतः mahābhārataḥ - book-5, chapter-146, verse-10

संधिविग्रहसंयुक्तो राज्ञः संवाहनक्रियाः ।
अवैक्षत महातेजा भीष्मः परपुरंजयः ॥१०॥

10. saṁdhivigrahasaṁyukto rājñaḥ saṁvāhanakriyāḥ ,
avaikṣata mahātejā bhīṣmaḥ parapuraṁjayaḥ.

10. sandhivigrahasaṃyuktaḥ rājñaḥ saṃvāhanakriyāḥ
avaikṣata mahātejā bhīṣmaḥ parapuraṃjayaḥ

10. mahātejā parapuraṃjayaḥ bhīṣmaḥ rājñaḥ
sandhivigrahasaṃyuktaḥ saṃvāhanakriyāḥ avaikṣata

10. Bhishma, the greatly splendid (mahātejā) and conqueror of enemy cities (parapuraṃjaya), oversaw the king's diplomatic and military actions (sandhivigrahasaṃyukta), which involved the management (saṃvāhana) of affairs.

Words meanings summery:

• सन्धिविग्रहसंयुक्तः (sandhivigrahasaṁyuktaḥ) - connected with peace and war, expert in treaties and war

• राज्ञः (rājñaḥ) - of the king

• संवाहनक्रियाः (saṁvāhanakriyāḥ) - the acts of carrying out, managing activities

• अवैक्षत (avaikṣata) - he supervised, he looked after

• महातेजा (mahātejā) - of great splendor, greatly refulgent

• भीष्मः (bhīṣmaḥ) - Bhishma (a character in the Mahabharata) (Bhishma)

• परपुरंजयः (parapuraṁjayaḥ) - conqueror of hostile cities, vanquisher of enemy strongholds

Words meanings and morphology

सन्धिविग्रहसंयुक्तः (sandhivigrahasaṁyuktaḥ) - connected with peace and war, expert in treaties and war

(adjective)

Nominative, masculine, singular of sandhivigrahasaṃyukta

sandhivigrahasaṁyukta - engaged in/connected with peace and war (treaties and hostilities)

compound of sandhivigraha and saṃyukta

Compound type : tatpuruṣa (sandhivigraha+saṃyukta)

• sandhivigraha – peace and war, treaty and hostility (a dvandva compound of sandhi and vigraha)
  noun (masculine)
• saṃyukta – joined, connected, endowed with
  participle (masculine)
  past passive participle
  from root yuj (to join) with prefix sam-
  Prefix: sam
  Root: yuj (class 7)

राज्ञः (rājñaḥ) - of the king

(noun)

Genitive, masculine, singular of rājan

rājan - king, ruler

संवाहनक्रियाः (saṁvāhanakriyāḥ) - the acts of carrying out, managing activities

(noun)

Accusative, feminine, plural of saṃvāhanakriyā

saṁvāhanakriyā - acts of management/administration, activities of carrying out

compound of saṃvāhana (carrying, managing) and kriyā (action)

Compound type : tatpuruṣa (saṃvāhana+kriyā)

• saṃvāhana – carrying on, leading, managing, administration
  noun (neuter)
  action noun
  from root vah (to carry) with prefix sam-
  Prefix: sam
  Root: vah (class 1)
• kriyā – action, activity, deed
  noun (feminine)
  action noun
  from root kṛ (to do, make)
  Root: kṛ (class 8)

अवैक्षत (avaikṣata) - he supervised, he looked after

(verb)

3rd person , singular, middle, aorist (luṅ) of īkṣ

Prefix: ava

Root: īkṣ (class 1)

महातेजा (mahātejā) - of great splendor, greatly refulgent

(adjective)

Nominative, masculine, singular of mahātejas

mahātejas - of great splendor, very glorious, greatly refulgent

compound of mahā (great) and tejas (splendor)

Compound type : bahuvrīhi (mahā+tejas)

• mahā – great, mighty, large
  adjective
• tejas – splendor, energy, refulgence, spiritual power
  noun (neuter)

भीष्मः (bhīṣmaḥ) - Bhishma (a character in the Mahabharata) (Bhishma)

(proper noun)

Nominative, masculine, singular of bhīṣma

bhīṣma - Bhishma (name of a character in the Mahabharata), terrible, formidable

परपुरंजयः (parapuraṁjayaḥ) - conqueror of hostile cities, vanquisher of enemy strongholds

(adjective)

Nominative, masculine, singular of parapuraṃjaya

parapuraṁjaya - conqueror of enemy cities

compound of para (enemy) and puraṃjaya (conqueror of cities)

Compound type : tatpuruṣa (para+puraṃjaya)

• para – enemy, hostile, other, supreme
  adjective
• puraṃjaya – conqueror of cities
  adjective (masculine)
  from puraṃ (city, acc.) + root ji (to conquer)
  Root: ji (class 1)