योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-111, verse-38

सेनावारिमहावर्तचलद्गुलुगुलारवः ।
रक्तसीकरनीहारसंध्याम्बुदवितानकः ॥ ३८ ॥

senāvārimahāvartacaladgulugulāravaḥ ,
raktasīkaranīhārasaṃdhyāmbudavitānakaḥ 38

38. senāvārimahāvartacaladgulugulāravaḥ
raktasīkaranīhārasandhyāmbudavitānakaḥ

38. senāvārimahāvartacaladgulugulāravaḥ
raktasīkaranīhārasandhyāmbudavitānakaḥ

38. It produced gurgling sounds from the great, swirling whirlpools of the army (likened to water), and created an expanse like mist of blood-spray and red twilight clouds.

Words meanings summery:

• सेनावारिमहावर्तचलद्गुलुगुलारवः (senāvārimahāvartacaladgulugulāravaḥ) - producing gurgling sounds from the moving, great whirlpools of the army-water

• रक्तसीकरनीहारसन्ध्याम्बुदवितानकः (raktasīkaranīhārasandhyāmbudavitānakaḥ) - having an expanse like mist of blood-spray and twilight-like clouds

Words meanings and morphology

सेनावारिमहावर्तचलद्गुलुगुलारवः (senāvārimahāvartacaladgulugulāravaḥ) - producing gurgling sounds from the moving, great whirlpools of the army-water

(adjective)

Nominative, masculine, singular of senāvārimahāvartacaladgulugulārava

senāvārimahāvartacaladgulugulārava - one whose gurgling sound is produced by the moving great whirlpools of the army-water

Compound type : bahuvrīhi (senā+vāri+mahāvarta+calat+gulugulārava)

• senā – army, host, forces
  noun (feminine)
• vāri – water
  noun (neuter)
• mahāvarta – a great whirlpool, a large eddy
  noun (masculine)
• calat – moving, shaking, trembling
  adjective
  Present Active Participle
  Derived from root cal (to move).
  Root: cal (class 1)
• gulugulārava – a gurgling sound (onomatopoeic)
  noun (masculine)

Note: First adjectival compound of the verse, describing the battle/scene.

रक्तसीकरनीहारसन्ध्याम्बुदवितानकः (raktasīkaranīhārasandhyāmbudavitānakaḥ) - having an expanse like mist of blood-spray and twilight-like clouds

(adjective)

Nominative, masculine, singular of raktasīkaranīhārasandhyāmbudavitānaka

raktasīkaranīhārasandhyāmbudavitānaka - one whose canopy/expanse is like twilight clouds resembling mist of blood-spray

Compound type : bahuvrīhi (rakta+sīkara+nīhāra+sandhyā+ambuda+vitānaka)

• rakta – blood; red, dyed red
  adjective
  Past Passive Participle
  Derived from root rañj (to color, dye).
  Root: rañj (class 1)
• sīkara – spray, sprinkle, drop (of water)
  noun (masculine)
• nīhāra – mist, fog, dew, hoarfrost
  noun (masculine)
• sandhyā – twilight, evening, junction of day and night
  noun (feminine)
• ambuda – cloud (giver of water)
  noun (masculine)
  Derived from ambu (water) + da (giver).
  Root: dā (class 3)
• vitānaka – canopy, awning, expanse, multitude
  noun (masculine)

Note: Second adjectival compound of the verse, describing the battle/scene.