महाभारतः mahābhārataḥ - book-3, chapter-48, verse-18

यत्र सर्वान्महीपालाञ्शस्त्रतेजोभयार्दितान् ।
सवङ्गाङ्गान्सपौण्ड्रोड्रान्सचोलद्रविडान्धकान् ॥१८॥

18. yatra sarvānmahīpālāñśastratejobhayārditān ,
savaṅgāṅgānsapauṇḍroḍrānsacoladraviḍāndhakān.

18. yatra sarvān mahīpālān śastratejobhayārditān
savaṅgāṅgān sapauṇḍroḍrān sacoladraviḍāndhakān

18. ...where all kings, distressed by the fear of their (the Pāṇḍavas') weapons and might—including those from Vaṅga, Aṅga, Pauṇḍra, Oḍra, Cola, Draviḍa, and Andhaka regions— (were present/subdued).

Words meanings summery:

• यत्र (yatra) - Refers to the context of the Pārthas' prosperity or the Rājasūya. (where, in which (place/event))

• सर्वान् (sarvān) - all, everyone (masculine plural)

• महीपालान् (mahīpālān) - kings, rulers of the earth

• शस्त्रतेजोभयार्दितान् (śastratejobhayārditān) - distressed by the fear of (their) weapons and prowess

• सवङ्गाङ्गान् (savaṅgāṅgān) - along with Vaṅga and Aṅga (regions/peoples)

• सपौण्ड्रोड्रान् (sapauṇḍroḍrān) - along with Pauṇḍra and Oḍra (regions/peoples)

• सचोलद्रविडान्धकान् (sacoladraviḍāndhakān) - along with Cola, Draviḍa, and Andhaka (regions/peoples)

Words meanings and morphology

यत्र (yatra) - Refers to the context of the Pārthas' prosperity or the Rājasūya. (where, in which (place/event))

(indeclinable)

Derived from pronominal stem yad- + suffix -tra

सर्वान् (sarvān) - all, everyone (masculine plural)

(pronoun)

Accusative, masculine, plural of sarva

sarva - all, every, whole, complete

Universal pronoun

महीपालान् (mahīpālān) - kings, rulers of the earth

(noun)

Accusative, masculine, plural of mahīpāla

mahīpāla - king, ruler, protector of the earth

Compound: mahī (earth) + pāla (protector). From root pā- (to protect)

Compound type : tatpuruṣa (mahī+pāla)

• mahī – earth, land
  noun (feminine)
• pāla – protector, guardian
  noun (masculine)
  From root pā- (to protect)
  Root: pā (class 2)

Note: Direct object of an implied verb (e.g., 'subdued').

शस्त्रतेजोभयार्दितान् (śastratejobhayārditān) - distressed by the fear of (their) weapons and prowess

(adjective)

Accusative, masculine, plural of śastratejobhayārdita

śastratejobhayārdita - tormented/distressed by the fear of weapons and might

Past Passive Participle

Compound: śastra-tejas-bhaya-ardita. śastra (weapon) + tejas (prowess/might) + bhaya (fear) + ardita (afflicted, distressed). Formed with the P.P.P. of root ard- (to pain, distress). The components śastratejasbhaya form an instrumental sense in a tatpuruṣa compound with ardita. The primary compound is śastratejobhaya (fear from weapons and might) + ardita (distressed).

Compound type : tatpuruṣa (śastra+tejas+bhaya+ardita)

• śastra – weapon, sword
  noun (neuter)
  From root śas- (to cut, kill)
  Root: śas (class 2)
• tejas – splendor, might, energy, sharp edge, fiery essence
  noun (neuter)
  From root tij- (to be sharp)
  Root: tij (class 6)
• bhaya – fear, dread
  noun (neuter)
  From root bhī- (to fear)
  Root: bhī (class 3)
• ardita – afflicted, distressed, tormented
  adjective (masculine)
  Past Passive Participle
  From root ard- (to pain, distress) + suffix -ita
  Root: ard (class 1)

Note: Describes the state of the kings.

सवङ्गाङ्गान् (savaṅgāṅgān) - along with Vaṅga and Aṅga (regions/peoples)

(proper noun)

Accusative, masculine, plural of savaṅgāṅga

savaṅgāṅga - along with Vaṅgas and Aṅgas

Compound: sa- (with) + vaṅga-aṅga (Vaṅga and Aṅga). Vaṅga and Aṅga are ancient Indian kingdoms/peoples.

Compound type : bahuvrīhi (sa+vaṅga+aṅga)

• sa – with, together with
  indeclinable
  Prefix indicating accompaniment
• vaṅga – Vaṅga (an ancient kingdom/people in Bengal)
  proper noun (masculine)
• aṅga – Aṅga (an ancient kingdom/people, often near Vaṅga)
  proper noun (masculine)

सपौण्ड्रोड्रान् (sapauṇḍroḍrān) - along with Pauṇḍra and Oḍra (regions/peoples)

(proper noun)

Accusative, masculine, plural of sapauṇḍroḍra

sapauṇḍroḍra - along with Pauṇḍras and Oḍras

Compound: sa- (with) + pauṇḍra-oḍra (Pauṇḍra and Oḍra). Pauṇḍra and Oḍra are ancient Indian kingdoms/peoples (modern Odisha/Orissa and surrounding areas).

Compound type : bahuvrīhi (sa+pauṇḍra+oḍra)

• sa – with, together with
  indeclinable
  Prefix indicating accompaniment
• pauṇḍra – Pauṇḍra (an ancient kingdom/people in Bengal/Bihar)
  proper noun (masculine)
• oḍra – Oḍra (an ancient kingdom/people, roughly modern Odisha)
  proper noun (masculine)

सचोलद्रविडान्धकान् (sacoladraviḍāndhakān) - along with Cola, Draviḍa, and Andhaka (regions/peoples)

(proper noun)

Accusative, masculine, plural of sacoladraviḍāndhaka

sacoladraviḍāndhaka - along with Colas, Draviḍas, and Andhakas

Compound: sa- (with) + cola-draviḍa-andhaka (Cola, Draviḍa, Andhaka). Cola (southern Indian kingdom), Draviḍa (southern India region/peoples), Andhaka (ancient people/kingdom in southern India).

Compound type : bahuvrīhi (sa+cola+draviḍa+andhaka)

• sa – with, together with
  indeclinable
  Prefix indicating accompaniment
• cola – Cola (an ancient southern Indian kingdom/people)
  proper noun (masculine)
• draviḍa – Draviḍa (a region/people of southern India)
  proper noun (masculine)
• andhaka – Andhaka (an ancient people/kingdom in southern India)
  proper noun (masculine)