योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-30, verse-31

प्रकाशाभिधानाः केचित्केचिच्छैलतमोभिधाः ।
अर्केन्द्राद्यभिधाः केचित्केचिद्यक्षाभिधानकाः ॥ ३१ ॥

prakāśābhidhānāḥ kecitkecicchailatamobhidhāḥ ,
arkendrādyabhidhāḥ kecitkecidyakṣābhidhānakāḥ 31

31. prakāśābhidhānāḥ kecit kecit śailatamāḥ abhidhāḥ arka
indra ādiḥ abhidhāḥ kecit kecit yakṣābhidhānakāḥ

31. kecit prakāśābhidhānāḥ kecit śailatamāḥ abhidhāḥ
kecit arka indra ādiḥ abhidhāḥ kecit yakṣābhidhānakāḥ

31. Some are designated as light, while others are named as mountains and darkness. Some are referred to as the sun, Indra, and so forth, and some as Yakṣas.

Words meanings summery:

• प्रकाशाभिधानाः (prakāśābhidhānāḥ) - named as light, designated as splendor

• केचित् (kecit) - some, certain ones

• केचित् (kecit) - some, certain ones

• शैलतमाः (śailatamāḥ) - mountains and darkness

• अभिधाः (abhidhāḥ) - named, designated, appellated

• अर्क (arka) - sun

• इन्द्र (indra) - Indra (Vedic deity)

• आदिः (ādiḥ) - beginning, and so on, et cetera

• अभिधाः (abhidhāḥ) - named, designated, appellated

• केचित् (kecit) - some, certain ones

• केचित् (kecit) - some, certain ones

• यक्षाभिधानकाः (yakṣābhidhānakāḥ) - named as Yakṣas, designated as Yakṣa

Words meanings and morphology

प्रकाशाभिधानाः (prakāśābhidhānāḥ) - named as light, designated as splendor

(adjective)

Nominative, masculine, plural of prakāśābhidhāna

prakāśābhidhāna - named as light, designated as radiance

Compound type : tatpuruṣa (prakāśa+abhidhāna)

• prakāśa – light, splendor, radiance
  noun (masculine)
  Prefix: pra
  Root: kāś (class 1)
• abhidhāna – name, designation, appellation
  noun (neuter)
  Prefix: abhi
  Root: dhā (class 3)

केचित् (kecit) - some, certain ones

(pronoun)

Nominative, masculine, plural of ka

ka - who, what, which

Note: `ka` combined with `cid` forms an indefinite pronoun.

केचित् (kecit) - some, certain ones

(pronoun)

Nominative, masculine, plural of ka

ka - who, what, which

Note: `ka` combined with `cid` forms an indefinite pronoun.

शैलतमाः (śailatamāḥ) - mountains and darkness

(noun)

Nominative, masculine, plural of śailatama

śailatama - mountain and darkness

Compound type : dvandva (śaila+tamas)

• śaila – mountain, rock
  noun (masculine)
• tamas – darkness, gloom, ignorance
  noun (neuter)
  Root: tam (class 4)

Note: The compound 'śailatama' is a dvandva compound referring to both mountains and darkness collectively.

अभिधाः (abhidhāḥ) - named, designated, appellated

(adjective)

Nominative, masculine, plural of abhidhā

abhidhā - name, appellation, expression; one who names/designates

Prefix: abhi

Root: dhā (class 3)

अर्क (arka) - sun

(noun)

masculine, singular of arka

arka - sun, ray, praise, hymn

Root: arc (class 1)

इन्द्र (indra) - Indra (Vedic deity)

(proper noun)

masculine, singular of indra

indra - Indra, the chief of the gods

आदिः (ādiḥ) - beginning, and so on, et cetera

(indeclinable)

Root: ad (class 2)

Note: Functions adverbially here, signifying 'and others' in a list.

अभिधाः (abhidhāḥ) - named, designated, appellated

(adjective)

Nominative, masculine, plural of abhidhā

abhidhā - name, appellation, expression; one who names/designates

Prefix: abhi

Root: dhā (class 3)

केचित् (kecit) - some, certain ones

(pronoun)

Nominative, masculine, plural of ka

ka - who, what, which

Note: `ka` combined with `cid` forms an indefinite pronoun.

केचित् (kecit) - some, certain ones

(pronoun)

Nominative, masculine, plural of ka

ka - who, what, which

Note: `ka` combined with `cid` forms an indefinite pronoun.

यक्षाभिधानकाः (yakṣābhidhānakāḥ) - named as Yakṣas, designated as Yakṣa

(adjective)

Nominative, masculine, plural of yakṣābhidhānaka

yakṣābhidhānaka - named as Yakṣa, designated as a class of semi-divine beings

Compound type : tatpuruṣa (yakṣa+abhidhānaka)

• yakṣa – a class of semi-divine beings, often guardians of treasures
  noun (masculine)
  Root: yakṣ (class 1)
• abhidhānaka – naming, designating, a designator
  adjective (masculine)
  Prefix: abhi
  Root: dhā (class 3)