योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-36, verse-26

अथ प्राग्दक्षिणायां तु इमे विन्ध्यादिवासिनः ।
चेदयो वत्सदाशार्णा अङ्गवङ्गोपवङ्गकाः ॥ २६ ॥

atha prāgdakṣiṇāyāṃ tu ime vindhyādivāsinaḥ ,
cedayo vatsadāśārṇā aṅgavaṅgopavaṅgakāḥ 26

26. atha prāk-dakṣiṇāyām tu ime vindhyādi-vāsinaḥ
cedayaḥ vatsadāśārṇāḥ aṅgavagopavaṅgakāḥ

26. atha tu prāk-dakṣiṇāyām ime vindhyādi-vāsinaḥ
cedayaḥ vatsadāśārṇāḥ aṅgavagopavaṅgakāḥ

26. Now, in the southeastern direction, these are the inhabitants of the Vindhya and surrounding regions: the Chedis, Vatsas, Daśārṇas, Aṅgas, Vaṅgas, and Upavaṅgas.

Words meanings summery:

• अथ (atha) - then, indicating the start of a new enumeration (now, then, thereupon)

• प्राक्-दक्षिणायाम् (prāk-dakṣiṇāyām) - in the southeastern direction (in the south-east, in the southeastern region)

• तु (tu) - indeed, and (but, indeed, however, and)

• इमे (ime) - these (referring to the peoples being listed) (these)

• विन्ध्यादि-वासिनः (vindhyādi-vāsinaḥ) - inhabitants of the Vindhya and surrounding regions (inhabitants of Vindhya and so on, dwellers of Vindhya etc.)

• चेदयः (cedayaḥ) - the Chedi people (the Chedis)

• वत्सदाशार्णाः (vatsadāśārṇāḥ) - the Vatsa and Daśārṇa peoples (the Vatsas and Daśārṇas)

• अङ्गवगोपवङ्गकाः (aṅgavagopavaṅgakāḥ) - the Aṅga, Vaṅga, and Upavaṅga peoples (the Aṅgas, Vaṅgas, and Upavaṅgas)

Words meanings and morphology

अथ (atha) - then, indicating the start of a new enumeration (now, then, thereupon)

(indeclinable)

प्राक्-दक्षिणायाम् (prāk-dakṣiṇāyām) - in the southeastern direction (in the south-east, in the southeastern region)

(noun)

Locative, feminine, singular of prāk-dakṣiṇā

prāk-dakṣiṇā - south-east

Compound type : dvandva (prāc+dakṣiṇā)

• prāc – east, eastern
  adjective
• dakṣiṇā – south, right, southern
  noun (feminine)

Note: The word prāc transforms to prāk when followed by certain consonants, or in sandhi it becomes prāg.

तु (tu) - indeed, and (but, indeed, however, and)

(indeclinable)

इमे (ime) - these (referring to the peoples being listed) (these)

(pronoun)

Nominative, masculine, plural of idam

idam - this, these

Note: Nominative plural masculine form of idam.

विन्ध्यादि-वासिनः (vindhyādi-vāsinaḥ) - inhabitants of the Vindhya and surrounding regions (inhabitants of Vindhya and so on, dwellers of Vindhya etc.)

(noun)

Nominative, masculine, plural of vindhyādi-vāsin

vindhyādi-vāsin - dweller of Vindhya and others

Compound type : tatpuruṣa (vindhya+ādi+vāsin)

• vindhya – Vindhya mountain range
  proper noun (masculine)
• ādi – beginning, etc., and so on
  indeclinable
• vāsin – dweller, inhabitant
  noun (masculine)
  Derived from root 'vas' (to dwell) with suffix -in.
  Root: vas (class 2)

Note: Nominative plural masculine.

चेदयः (cedayaḥ) - the Chedi people (the Chedis)

(proper noun)

Nominative, masculine, plural of cedi

cedi - name of an ancient Indian kingdom and its people

Note: Refers to the people of the Cedi kingdom.

वत्सदाशार्णाः (vatsadāśārṇāḥ) - the Vatsa and Daśārṇa peoples (the Vatsas and Daśārṇas)

(proper noun)

Nominative, masculine, plural of vatsadāśārṇa

vatsadāśārṇa - the Vatsas and Daśārṇas (names of ancient Indian kingdoms and peoples)

Compound type : dvandva (vatsa+dāśārṇa)

• vatsa – name of an ancient Indian kingdom and its people
  proper noun (masculine)
• dāśārṇa – name of an ancient Indian kingdom and its people
  proper noun (masculine)

Note: Nominative plural masculine.

अङ्गवगोपवङ्गकाः (aṅgavagopavaṅgakāḥ) - the Aṅga, Vaṅga, and Upavaṅga peoples (the Aṅgas, Vaṅgas, and Upavaṅgas)

(proper noun)

Nominative, masculine, plural of aṅgavagopavaṅgaka

aṅgavagopavaṅgaka - the Aṅgas, Vaṅgas, and Upavaṅgas (names of ancient Indian kingdoms and peoples)

Compound type : dvandva (aṅga+vaṅga+upavaṅga+ka)

• aṅga – name of an ancient Indian kingdom and its people
  proper noun (masculine)
• vaṅga – name of an ancient Indian kingdom and its people (Bengal region)
  proper noun (masculine)
• upavaṅga – name of an ancient Indian kingdom and its people (a region near Vaṅga)
  proper noun (masculine)
• ka – suffix, diminutive or collective
  suffix
  Often added as an enclitic or collective suffix.

Note: Nominative plural masculine.