योगवासिष्ठः yogavāsiṣṭhaḥ - book-1, chapter-13, verse-2

उल्लासबहुलानन्तकल्लोलानलमाकुलान् ।
जडान्प्रवहति स्फारान्प्रावृषीव तरङ्गिणी ॥ २ ॥

ullāsabahulānantakallolānalamākulān ,
jaḍānpravahati sphārānprāvṛṣīva taraṅgiṇī 2

2. ullāsabahulānantakallolānalamākulān jaḍān
pravahati sphārān prāvṛṣī iva taraṅgiṇī

2. Just like a river in the rainy season, [the mind or saṃsāra] carries along the vast, inert [beings or states of mind] that are greatly agitated by the fiery, endless waves of abundant excitement.

Words meanings summery:

• उल्लासबहुलानन्तकल्लोलानलमाकुलान् (ullāsabahulānantakallolānalamākulān) - agitated with great intensity by the fire of endless waves of abundant excitement

• जडान् (jaḍān) - inert ones, dull-witted ones, foolish ones

• प्रवहति (pravahati) - carries, flows, causes to flow, leads away

• स्फारान् (sphārān) - vast, expansive, swelling, broad

• प्रावृषी (prāvṛṣī) - in the rainy season

• इव (iva) - like, as, as if

• तरङ्गिणी (taraṅgiṇī) - river

Words meanings and morphology

उल्लासबहुलानन्तकल्लोलानलमाकुलान् (ullāsabahulānantakallolānalamākulān) - agitated with great intensity by the fire of endless waves of abundant excitement

(adjective)

Accusative, masculine, plural of ullāsabahulānantakallolānalamākula

ullāsabahulānantakallolānalamākula - agitated with great intensity by the fire of endless waves of abundant excitement

Compound type : Bahuvrihi (ullāsa+bahula+ananta+kallola+anala+mā+ākula)

• ullāsa – joy, delight, excitement, enthusiasm
  noun (masculine)
• bahula – abundant, plentiful, excessive, frequent
  adjective
• ananta – endless, infinite, boundless
  adjective
• kallola – a great wave, surge, billow
  noun (masculine)
• anala – fire, heat, intense; the god of fire
  noun (masculine)
• mā – greatly, intensely, indeed (particle of emphasis or prohibition)
  indeclinable
• ākula – agitated, confused, distressed, perturbed
  adjective

जडान् (jaḍān) - inert ones, dull-witted ones, foolish ones

(adjective)

Accusative, masculine, plural of jaḍa

jaḍa - inert, dull, foolish, stupid, frozen

Note: Used as a substantive, referring to inert beings or states of mind.

प्रवहति (pravahati) - carries, flows, causes to flow, leads away

(verb)

3rd person , singular, active, present (laṭ) of pravah

Prefix: pra

Root: vah (class 1)

स्फारान् (sphārān) - vast, expansive, swelling, broad

(adjective)

Accusative, masculine, plural of sphāra

sphāra - vast, expansive, swelling, large, abundant

Note: Used as a substantive, referring to vast entities.

प्रावृषी (prāvṛṣī) - in the rainy season

(noun)

Locative, feminine, singular of prāvṛṣ

prāvṛṣ - the rainy season, the monsoon

इव (iva) - like, as, as if

(indeclinable)

तरङ्गिणी (taraṅgiṇī) - river

(noun)

Nominative, feminine, singular of taraṅgiṇī

taraṅgiṇī - river (literally, 'having waves')

Derived from 'taraṅga' (wave) with suffix 'ini' and 'ī' for feminine.