महाभारतः mahābhārataḥ - book-8, chapter-5, verse-18

यश्चाजैषीदतिबलानमित्रानपि दुर्जयान् ।
गान्धारान्मद्रकान्मत्स्यांस्त्रिगर्तांस्तङ्गणाञ्शकान् ॥१८॥

18. yaścājaiṣīdatibalānamitrānapi durjayān ,
gāndhārānmadrakānmatsyāṁstrigartāṁstaṅgaṇāñśakān.

18. yaḥ ca ajaiṣīt atibalān amitrān api durjayān
gāndhārān madrakān matsyān trigartān taṅgaṇān śakān

18. yaḥ ca atibalān api durjayān amitrān gāndhārān
madrakān matsyān trigartān taṅgaṇān śakān ajaiṣīt

18. And he who conquered even the extremely powerful, unconquerable enemies: the Gandharas, Madras, Matsyas, Trigartas, Tanganas, and Shakas.

Words meanings summery:

• यः (yaḥ) - He, referring to the hero whose conquests are being described. (who, which, that)

• च (ca) - and, also, moreover

• अजैषीत् (ajaiṣīt) - conquered, won, defeated

• अतिबलान् (atibalān) - extremely powerful, very strong

• अमित्रान् (amitrān) - enemies, foes

• अपि (api) - Emphasizes that even these difficult enemies were conquered. (even, also, too)

• दुर्जयान् (durjayān) - difficult to conquer, unconquerable

• गान्धारान् (gāndhārān) - An ancient kingdom in present-day northern Pakistan and eastern Afghanistan. (the people of Gandhara)

• मद्रकान् (madrakān) - An ancient kingdom in what is now Punjab, Pakistan. (the people of Madra)

• मत्स्यान् (matsyān) - An ancient kingdom in what is now Rajasthan, India. (the people of Matsya)

• त्रिगर्तान् (trigartān) - An ancient kingdom in the northern Punjab region. (the people of Trigarta)

• तङ्गणान् (taṅgaṇān) - An ancient people, possibly mountain tribes from the Himalayas. (the Tanganas)

• शकान् (śakān) - A group of Scythian tribes, often identified with the Śakas of ancient Indian texts. (the Shakas)

Words meanings and morphology

यः (yaḥ) - He, referring to the hero whose conquests are being described. (who, which, that)

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what, that

च (ca) - and, also, moreover

(indeclinable)

अजैषीत् (ajaiṣīt) - conquered, won, defeated

(verb)

3rd person , singular, active, past aorist (luṅ) of ji

Aorist tense (luṅ), 3rd person singular, active voice.

Root: ji (class 1)

अतिबलान् (atibalān) - extremely powerful, very strong

(adjective)

Accusative, masculine, plural of atibala

atibala - very strong, exceedingly mighty

Compound of `ati` (exceedingly) and `bala` (strength).

Compound type : bahuvrīhi (ati+bala)

• ati – over, beyond, exceedingly
  indeclinable
• bala – strength, power, force
  noun (neuter)

अमित्रान् (amitrān) - enemies, foes

(noun)

Accusative, masculine, plural of amitra

amitra - enemy, foe

Compound: `a` (not) + `mitra` (friend).

Compound type : tatpuruṣa (a+mitra)

• a – not, non-, un-
  indeclinable
• mitra – friend, companion
  noun (masculine)

Note: Object of `ajaiṣīt`.

अपि (api) - Emphasizes that even these difficult enemies were conquered. (even, also, too)

(indeclinable)

दुर्जयान् (durjayān) - difficult to conquer, unconquerable

(adjective)

Accusative, masculine, plural of durjaya

durjaya - difficult to conquer, invincible

Compound of `dur` (difficult) and `jaya` (victory).

Compound type : tatpuruṣa (dur+jaya)

• dur – difficult, bad, ill
  indeclinable
• jaya – victory, conquest
  noun (masculine)
  Agent noun/Action noun
  From root `ji` (to conquer).
  Root: ji (class 1)

गान्धारान् (gāndhārān) - An ancient kingdom in present-day northern Pakistan and eastern Afghanistan. (the people of Gandhara)

(proper noun)

Accusative, masculine, plural of gāndhāra

gāndhāra - Gandhara, a kingdom/people

मद्रकान् (madrakān) - An ancient kingdom in what is now Punjab, Pakistan. (the people of Madra)

(proper noun)

Accusative, masculine, plural of madraka

madraka - Madra, a kingdom/people

मत्स्यान् (matsyān) - An ancient kingdom in what is now Rajasthan, India. (the people of Matsya)

(proper noun)

Accusative, masculine, plural of matsya

matsya - Matsya, a kingdom/people; fish

त्रिगर्तान् (trigartān) - An ancient kingdom in the northern Punjab region. (the people of Trigarta)

(proper noun)

Accusative, masculine, plural of trigarta

trigarta - Trigarta, a kingdom/people

तङ्गणान् (taṅgaṇān) - An ancient people, possibly mountain tribes from the Himalayas. (the Tanganas)

(proper noun)

Accusative, masculine, plural of taṅgaṇa

taṅgaṇa - Tangaṇa, a people

शकान् (śakān) - A group of Scythian tribes, often identified with the Śakas of ancient Indian texts. (the Shakas)

(proper noun)

Accusative, masculine, plural of śaka

śaka - Shaka, a people