योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-139, verse-37

काष्ठकुड्यतटीपीठकटुसंघट्टघट्टितः ।
आवर्तनृत्यपातालतले गत्वोत्थितश्चिरात् ॥ ३७ ॥

kāṣṭhakuḍyataṭīpīṭhakaṭusaṃghaṭṭaghaṭṭitaḥ ,
āvartanṛtyapātālatale gatvotthitaścirāt 37

37. kāṣṭhakuḍyaṭaṭīpīṭakaṭusaṅghaṭṭaghaṭṭitaḥ
āvartanṛtyapātālatale gatvā utthitaḥ ca cirāt

37. kāṣṭhakuḍyaṭaṭīpīṭakaṭusaṅghaṭṭaghaṭṭitaḥ
āvartanṛtyapātālatale gatvā cirāt utthitaḥ ca

37. Violently impacted by harsh collisions with wooden walls, banks, and platforms, [he/it] went down into the bottom of the swirling, dancing whirlpools, like a netherworld, and rose only after a long time.

Words meanings summery:

• काष्ठकुड्यटटीपीटकटुसङ्घट्टघट्टितः (kāṣṭhakuḍyaṭaṭīpīṭakaṭusaṅghaṭṭaghaṭṭitaḥ) - struck by the harsh collision with wooden walls, banks, and platforms

• आवर्तनृत्यपातालतले (āvartanṛtyapātālatale) - in the bottom of the dancing whirlpools of the netherworld

• गत्वा (gatvā) - having gone, after going

• उत्थितः (utthitaḥ) - risen, emerged, stood up

• च (ca) - and, also

• चिरात् (cirāt) - after a long time, for a long time

Words meanings and morphology

काष्ठकुड्यटटीपीटकटुसङ्घट्टघट्टितः (kāṣṭhakuḍyaṭaṭīpīṭakaṭusaṅghaṭṭaghaṭṭitaḥ) - struck by the harsh collision with wooden walls, banks, and platforms

(adjective)

Nominative, masculine, singular of kāṣṭhakuḍyaṭaṭīpīṭakaṭusaṅghaṭṭaghaṭṭita

kāṣṭhakuḍyaṭaṭīpīṭakaṭusaṅghaṭṭaghaṭṭita - struck by violent impact with wood, walls, banks, and seats/platforms

Past Passive Participle

Derived from ghaṭṭita (root ghaṭṭ) prefixed by a long Tatpurusha compound describing the instrument of striking.

Compound type : Tatpurusha (kāṣṭha+kuḍya+taṭī+pīṭha+kaṭu+saṅghaṭṭa+ghaṭṭita)

• kāṣṭha – wood, wooden
  noun (neuter)
• kuḍya – wall
  noun (neuter)
• taṭī – bank, shore, edge
  noun (feminine)
• pīṭha – seat, stool, platform
  noun (neuter)
• kaṭu – harsh, violent, severe
  adjective
• saṅghaṭṭa – collision, impact, clash
  noun (masculine)
  From saṃ-ghaṭṭ (to strike together).
  Prefix: sam
  Root: ghaṭṭ (class 10)
• ghaṭṭita – struck, agitated, pushed, impacted
  adjective (masculine)
  Past Passive Participle
  Formed from the root ghaṭṭ with suffix -ita.
  Root: ghaṭṭ (class 10)

Note: Qualifies an implicit subject (he/it).

आवर्तनृत्यपातालतले (āvartanṛtyapātālatale) - in the bottom of the dancing whirlpools of the netherworld

(noun)

Locative, neuter, singular of āvartanṛtyapātālatala

āvartanṛtyapātālatala - the bottom/surface of the dancing netherworld of whirlpools

Compound type : Tatpurusha (āvarta+nṛtya+pātāla+tala)

• āvarta – whirlpool, eddy
  noun (masculine)
  From ā-vṛt (to turn around).
  Prefix: ā
  Root: vṛt (class 1)
• nṛtya – dancing, dance
  noun (neuter)
  From root nṛt (to dance).
  Root: nṛt (class 4)
• pātāla – netherworld, underworld
  noun (neuter)
• tala – surface, bottom, level, flat ground
  noun (neuter)

Note: Refers to the location where the action occurs.

गत्वा (gatvā) - having gone, after going

(indeclinable)

Absolutive (Gerund)

Formed from root gam with suffix -tvā.

Root: gam (class 1)

Note: Precedes the main verb utthitaḥ.

उत्थितः (utthitaḥ) - risen, emerged, stood up

(adjective)

Nominative, masculine, singular of utthita

utthita - risen, stood up, emerged

Past Passive Participle

Formed from root sthā with prefix ut and suffix -ita.

Prefix: ut

Root: sthā (class 1)

Note: The main verb in the sentence, used adjectivally.

च (ca) - and, also

(indeclinable)

Note: Connects the actions.

चिरात् (cirāt) - after a long time, for a long time

(indeclinable)

Ablative form used adverbially.

Note: Null for gender/number/person/tense_mode as it's an adverbial ablative.