योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-134, verse-21

ततः पिशाचकुम्भाण्डरूपिकादिमहागणाः ।
शवमावारयांचक्रुर्महाचलमिवाऽम्बुदाः ॥ २१ ॥

tataḥ piśācakumbhāṇḍarūpikādimahāgaṇāḥ ,
śavamāvārayāṃcakrurmahācalamivā'mbudāḥ 21

21. tataḥ piśācakumbhāṇḍarūpikādimahāgaṇāḥ
śavam āvārayāñcakruḥ mahācalam iva ambudāḥ

21. tataḥ piśācakumbhāṇḍarūpikādimahāgaṇāḥ
śavam āvārayāñcakruḥ ambudāḥ iva mahācalam

21. Then, great hosts (gaṇas) of pishacas, kumbhāṇḍas, rūpikas, and others surrounded the corpse, just as clouds cover a great mountain.

Words meanings summery:

• ततः (tataḥ) - then, thereafter, from there

• पिशाचकुम्भाण्डरूपिकादिमहागणाः (piśācakumbhāṇḍarūpikādimahāgaṇāḥ) - great hosts of pishacas, kumbhāṇḍas, rūpikas and others

• शवम् (śavam) - the corpse, dead body

• आवारयाञ्चक्रुः (āvārayāñcakruḥ) - they covered, surrounded

• महाचलम् (mahācalam) - a great mountain

• इव (iva) - like, as, as if

• अम्बुदाः (ambudāḥ) - clouds

Words meanings and morphology

ततः (tataḥ) - then, thereafter, from there

(indeclinable)

पिशाचकुम्भाण्डरूपिकादिमहागणाः (piśācakumbhāṇḍarūpikādimahāgaṇāḥ) - great hosts of pishacas, kumbhāṇḍas, rūpikas and others

(noun)

Nominative, masculine, plural of piśācakumbhāṇḍarūpikādimahāgaṇa

piśācakumbhāṇḍarūpikādimahāgaṇa - great host of pishacas, kumbhāṇḍas, rūpikas etc.

Compound type : Tatpuruṣa (piśāca+kumbhāṇḍa+rūpika+ādi+mahā+gaṇa)

• piśāca – a type of demon, ghoul, flesh-eater
  noun (masculine)
• kumbhāṇḍa – a class of demons or demi-gods, a type of gourd
  noun (masculine)
• rūpika – a type of supernatural being, actor
  noun (masculine)
• ādi – beginning, etcetera, and others
  indeclinable
• mahā – great, large, mighty
  adjective (masculine)
  Stem form of mahant.
• gaṇa – host, troop, multitude, retinue
  noun (masculine)

शवम् (śavam) - the corpse, dead body

(noun)

Accusative, neuter, singular of śava

śava - corpse, dead body

आवारयाञ्चक्रुः (āvārayāñcakruḥ) - they covered, surrounded

(verb)

3rd person , plural, active, past perfect (liṭ) of ā-vṛ

Periphrastic perfect using verbal noun of the causative stem (āvāraya) and kṛ as auxiliary.

Prefix: ā

Root: vṛ (class 10)

महाचलम् (mahācalam) - a great mountain

(noun)

Accusative, masculine, singular of mahācala

mahācala - great mountain

Compound type : Karmadhāraya (mahā+cala)

• mahā – great, large, mighty
  adjective (masculine)
  Stem form of mahant.
• cala – mountain, hill
  noun (masculine)

इव (iva) - like, as, as if

(indeclinable)

अम्बुदाः (ambudāḥ) - clouds

(noun)

Nominative, masculine, plural of ambuda

ambuda - cloud (literally 'water-giver')

Compound type : Upapada Tatpuruṣa (ambu+da)

• ambu – water
  noun (neuter)
• da – giving, bestowing (agent noun)
  adjective (masculine)
  agent noun
  Derived from root dā with suffix -a.
  Root: dā (class 1)