योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-37, verse-4

तद्देहिकाः शूरसेना गुडा अश्वघनायकाः ।
उत्तमज्योतिभद्राणि मदमध्यमिकादयः ॥ ४ ॥

taddehikāḥ śūrasenā guḍā aśvaghanāyakāḥ ,
uttamajyotibhadrāṇi madamadhyamikādayaḥ 4

4. taddehīkāḥ śūrasenāḥ guḍāḥ aśvaghanāyakāḥ
uttamajyotibhadrāṇi madamadhyamikādayaḥ

4. taddehīkāḥ śūrasenāḥ guḍāḥ aśvaghanāyakāḥ uttamajyotibhadrāṇi madamadhyamikādayaḥ (ca santi).

4. These include the Tejhikas, Shurasenas, Guḍas, Aśvaghanāyakas, Uttamajyotis, Bhadrāṇi, and the Mada and Madhyamikā peoples, among others.

Words meanings summery:

• तद्देहीकाः (taddehīkāḥ) - The Tejhika people (Tejhikas (a specific people/tribe))

• शूरसेनाः (śūrasenāḥ) - The Shurasena people (Shurasenas (a specific people/tribe))

• गुडाः (guḍāḥ) - The Guḍa people (Guḍas (a specific people/tribe))

• अश्वघनायकाः (aśvaghanāyakāḥ) - The Aśvaghanāyaka people (Aśvaghanāyakas (a specific people/tribe))

• उत्तमज्योतिभद्राणि (uttamajyotibhadrāṇi) - The Uttamajyoti and Bhadra peoples, considered as groups. (The Uttamajyoti and Bhadra peoples/regions)

• मदमध्यमिकादयः (madamadhyamikādayaḥ) - The Mada and Madhyamikā peoples, along with others. (Mada, Madhyamikā, and others)

Words meanings and morphology

तद्देहीकाः (taddehīkāḥ) - The Tejhika people (Tejhikas (a specific people/tribe))

(proper noun)

Nominative, masculine, plural of taddehīka

taddehīka - A name of a people/region

शूरसेनाः (śūrasenāḥ) - The Shurasena people (Shurasenas (a specific people/tribe))

(proper noun)

Nominative, masculine, plural of śūrasena

śūrasena - A name of a people/region

गुडाः (guḍāḥ) - The Guḍa people (Guḍas (a specific people/tribe))

(proper noun)

Nominative, masculine, plural of guḍa

guḍa - A name of a people/region

अश्वघनायकाः (aśvaghanāyakāḥ) - The Aśvaghanāyaka people (Aśvaghanāyakas (a specific people/tribe))

(proper noun)

Nominative, masculine, plural of aśvaghanāyaka

aśvaghanāyaka - A name of a people/region

उत्तमज्योतिभद्राणि (uttamajyotibhadrāṇi) - The Uttamajyoti and Bhadra peoples, considered as groups. (The Uttamajyoti and Bhadra peoples/regions)

(proper noun)

Nominative, neuter, plural of uttamajyotibhadra

uttamajyotibhadra - A collective name for Uttamajyoti and Bhadra

Compound type : dvandva (uttamajyoti+bhadra)

• uttamajyoti – excellent light; a name of a people/region
  proper noun (neuter)
• bhadra – auspicious, excellent; a name of a people/region
  proper noun (neuter)

Note: The neuter plural ending -āṇi indicates a collective noun for territories or groups.

मदमध्यमिकादयः (madamadhyamikādayaḥ) - The Mada and Madhyamikā peoples, along with others. (Mada, Madhyamikā, and others)

(proper noun)

Nominative, masculine, plural of madamadhyamikādi

madamadhyamikādi - Mada, Madhyamikā, and so on

Compound type : dvandva (mada+madhyamikā+ādi)

• mada – a name of a people/region
  proper noun (masculine)
• madhyamikā – a name of a people/region
  proper noun (feminine)
• ādi – beginning, et cetera, and others
  indeclinable