योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-62, verse-4

मिथ्यात्मिकैव सर्गश्रीर्भवतीह महामरौ ।
तीरद्रुमलतोन्मुक्तपुष्पालीव तरङ्गिणी ॥ ४ ॥

mithyātmikaiva sargaśrīrbhavatīha mahāmarau ,
tīradrumalatonmuktapuṣpālīva taraṅgiṇī 4

4. mithyātmikā eva sargaśrīḥ bhavati iha mahāmarau
tīradrumalatonmuktapuṣpālī iva tarangiṇī

4. iha mahāmarau sargaśrīḥ mithyātmikā eva bhavati,
tīradrumalatonmuktapuṣpālī iva tarangiṇī (bhavati).

4. Here, the splendor of creation (sarga-śrī) is solely of an illusory nature, appearing in this great desert (mahāmarau) just like a mirage of a river (tarangiṇī) with garlands of flowers released from trees and creepers on its banks.

Words meanings summery:

• मिथ्यात्मिका (mithyātmikā) - of illusory nature, having illusion as its essence

• एव (eva) - indeed, just, only

• सर्गश्रीः (sargaśrīḥ) - glory/splendor of creation

• भवति (bhavati) - it is, it becomes

• इह (iha) - here, in this world

• महामरौ (mahāmarau) - in a great desert

• तीरद्रुमलतोन्मुक्तपुष्पाली (tīradrumalatonmuktapuṣpālī) - a line of flowers released from trees and creepers on the bank

• इव (iva) - as if, like

• तरन्गिणी (tarangiṇī) - river (lit. 'having waves')

Words meanings and morphology

मिथ्यात्मिका (mithyātmikā) - of illusory nature, having illusion as its essence

(adjective)

Nominative, feminine, singular of mithyātmika

mithyātmika - of illusory nature, whose essence is illusion

From mithyā + ātman + ika (suffix)

Compound type : tatpuruṣa (mithyā+ātman+ika)

• mithyā – false, illusory, untrue
  indeclinable
• ātman – self, soul, essence (ātman)
  noun (masculine)

Note: Agrees with 'sargaśrīḥ'.

एव (eva) - indeed, just, only

(indeclinable)

Note: Emphatic particle.

सर्गश्रीः (sargaśrīḥ) - glory/splendor of creation

(noun)

Nominative, feminine, singular of sargaśrī

sargaśrī - glory/splendor of creation

Compound type : tatpuruṣa (sarga+śrī)

• sarga – creation, emission
  noun (masculine)
  Root: sṛj (class 6)
• śrī – splendor, glory, beauty, prosperity
  noun (feminine)

Note: Subject of 'bhavati'.

भवति (bhavati) - it is, it becomes

(verb)

3rd person , singular, active, present (lat) of bhū

present active

root bhū, present 3rd singular active

Root: bhū (class 1)

इह (iha) - here, in this world

(indeclinable)

Note: Refers to the current context or 'world' of experience.

महामरौ (mahāmarau) - in a great desert

(noun)

Locative, masculine, singular of mahāmaru

mahāmaru - great desert

Compound type : karmadhāraya (mahā+maru)

• mahā – great, large
  adjective (feminine)
• maru – desert, sandy waste
  noun (masculine)

Note: Refers to the world as a 'great desert' in a metaphorical sense.

तीरद्रुमलतोन्मुक्तपुष्पाली (tīradrumalatonmuktapuṣpālī) - a line of flowers released from trees and creepers on the bank

(noun)

Nominative, feminine, singular of tīradrumalatonmuktapuṣpālī

tīradrumalatonmuktapuṣpālī - a line/garland of flowers released from trees and creepers on the bank

Compound type : tatpuruṣa (tīra+druma+latā+unmukta+puṣpa+ālī)

• tīra – bank, shore
  noun (neuter)
• druma – tree
  noun (masculine)
• latā – creeper, vine
  noun (feminine)
• unmukta – released, loosened, cast off
  adjective (masculine)
  past passive participle
  root muc (to release) with prefix ut
  Prefix: ud
  Root: muc (class 6)
• puṣpa – flower
  noun (neuter)
  Root: puṣ (class 4)
• ālī – row, line, garland, swarm
  noun (feminine)

Note: Appears as the subject of the simile.

इव (iva) - as if, like

(indeclinable)

तरन्गिणी (tarangiṇī) - river (lit. 'having waves')

(noun)

Nominative, feminine, singular of tarangiṇī

tarangiṇī - river (lit. 'having waves')

Root: taraṅga

Note: Part of the simile, 'like a river.' In the context of 'mahāmarau' (great desert), it implies a mirage of a river.