योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-36, verse-42

जयकच्छो मयवरो यवनास्तत्र जन्तवः ।
बाह्लीका मार्गणावन्ता धूम्रास्तुम्बकनामकाः ॥ ४२ ॥

jayakaccho mayavaro yavanāstatra jantavaḥ ,
bāhlīkā mārgaṇāvantā dhūmrāstumbakanāmakāḥ 42

42. jayakacchaḥ mayavaraḥ yavanāḥ tatra jantavaḥ
bāhlīkāḥ mārgaṇāvantaḥ dhūmrāḥ tumbakanāmakāḥ

42. jayakacchaḥ mayavaraḥ yavanāḥ bāhlīkāḥ
mārgaṇāvantaḥ dhūmrāḥ tumbakanāmakāḥ tatra jantavaḥ

42. Among them were the Jayakaccha, Mayavara, and Yavana peoples. Also present were the Bahlikas, the Marganavanta, the Dhumras, and those named Tumbaka.

Words meanings summery:

• जयकच्छः (jayakacchaḥ) - Jayakaccha (name of a region/people)

• मयवरः (mayavaraḥ) - Mayavara (name of a people/region)

• यवनाः (yavanāḥ) - Yavanas (Greeks/Ionians)

• तत्र (tatra) - there, in that place

• जन्तवः (jantavaḥ) - people, inhabitants (referring to various tribes/groups) (living beings, creatures, people)

• बाह्लीकाः (bāhlīkāḥ) - Bahlika (people from Balkh/Bactria)

• मार्गणावन्तः (mārgaṇāvantaḥ) - a specific tribe, the Marganavanta (those possessing seekers, archers, or beggars; a tribe named Marganavanta)

• धूम्राः (dhūmrāḥ) - a specific tribe, the Dhumras (smoky, grey, dark-colored; a people named Dhumra)

• तुम्बकनामकाः (tumbakanāmakāḥ) - a specific tribe named Tumbaka (those named Tumbaka)

Words meanings and morphology

जयकच्छः (jayakacchaḥ) - Jayakaccha (name of a region/people)

(proper noun)

Nominative, masculine, singular of jayakaccha

jayakaccha - Jayakaccha (name of a region or people)

Compound type : tatpurusha (jaya+kakṣa)

• jaya – victory, conquest
  noun (masculine)
  Root: ji (class 1)
• kakṣa – armpit, side, region, swamp
  noun (masculine)

मयवरः (mayavaraḥ) - Mayavara (name of a people/region)

(proper noun)

Nominative, masculine, singular of mayavara

mayavara - Mayavara (name of a people or region)

यवनाः (yavanāḥ) - Yavanas (Greeks/Ionians)

(noun)

Nominative, masculine, plural of yavana

yavana - Ionian, Greek; a Western foreigner

तत्र (tatra) - there, in that place

(indeclinable)

जन्तवः (jantavaḥ) - people, inhabitants (referring to various tribes/groups) (living beings, creatures, people)

(noun)

Nominative, masculine, plural of jantu

jantu - living being, creature, human being, folk

From root jan- 'to be born'.

Root: jan (class 4)

बाह्लीकाः (bāhlīkāḥ) - Bahlika (people from Balkh/Bactria)

(proper noun)

Nominative, masculine, plural of bāhlīka

bāhlīka - a native or inhabitant of Bāhlīka (Balkh/Bactria)

मार्गणावन्तः (mārgaṇāvantaḥ) - a specific tribe, the Marganavanta (those possessing seekers, archers, or beggars; a tribe named Marganavanta)

(proper noun)

Nominative, masculine, plural of mārgaṇāvant

mārgaṇāvant - possessing or characterized by arrows, archers, or seekers; name of a people

Suffixed with -vant (possessive suffix).

धूम्राः (dhūmrāḥ) - a specific tribe, the Dhumras (smoky, grey, dark-colored; a people named Dhumra)

(proper noun)

Nominative, masculine, plural of dhūmra

dhūmra - smoky, grey, ash-colored, dark; name of a people

तुम्बकनामकाः (tumbakanāmakāḥ) - a specific tribe named Tumbaka (those named Tumbaka)

(proper noun)

Nominative, masculine, plural of tumbakanāmaka

tumbakanāmaka - named Tumbaka

Compound type : bahuvrihi (tumbaka+nāmaka)

• tumbaka – Tumbaka (proper name, perhaps of a person or place)
  proper noun (masculine)
• nāmaka – named, called, bearing a name
  adjective (masculine)
  From nāman (name) + -ka (suffix).