योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-64, verse-31

क्वचिन्निर्भूतमुद्यातः क्वचिदुन्मत्तराक्षसः ।
क्वचित्करञ्जगहनः क्वचित्तालमहावनः ॥ ३१ ॥

kvacinnirbhūtamudyātaḥ kvacidunmattarākṣasaḥ ,
kvacitkarañjagahanaḥ kvacittālamahāvanaḥ 31

31. kvacit nirbhūtam udyātaḥ kvacit unmattarākṣasaḥ
kvacit karañjagahanaḥ kvacit tālamahāvanaḥ

31. kvacit nirbhūtam udyātaḥ kvacit unmattarākṣasaḥ
kvacit karañjagahanaḥ kvacit tālamahāvanaḥ

31. Sometimes it is completely vanished, and at other times, newly emerged. Sometimes there are frenzied demons, and at other times, a dense karañja tree thicket, or a great tāla (palmyra) forest.

Words meanings summery:

• क्वचित् (kvacit) - sometimes, somewhere, in some place

• निर्भूतम् (nirbhūtam) - completely vanished, utterly disappeared, ceased to exist

• उद्यातः (udyātaḥ) - risen, emerged, undertaken, manifested

• क्वचित् (kvacit) - sometimes, somewhere, in some place

• उन्मत्तराक्षसः (unmattarākṣasaḥ) - frenzied demon, crazed demon

• क्वचित् (kvacit) - sometimes, somewhere, in some place

• करञ्जगहनः (karañjagahanaḥ) - dense karañja forest/thicket

• क्वचित् (kvacit) - sometimes, somewhere, in some place

• तालमहावनः (tālamahāvanaḥ) - great palmyra (tāla) forest

Words meanings and morphology

क्वचित् (kvacit) - sometimes, somewhere, in some place

(indeclinable)

निर्भूतम् (nirbhūtam) - completely vanished, utterly disappeared, ceased to exist

(adjective)

Nominative, neuter, singular of nirbhūta

nirbhūta - completely vanished, utterly disappeared, ceased to exist, destroyed

Past Passive Participle

Derived from root bhū- (to be) with upasarga nir- (out, away, completely)

Prefix: nis

Root: bhū (class 1)

उद्यातः (udyātaḥ) - risen, emerged, undertaken, manifested

(adjective)

Nominative, masculine, singular of udyāta

udyāta - risen, emerged, undertaken, prepared, commenced

Past Passive Participle

Derived from root yā- (to go) with upasarga ud- (up, forth)

Prefix: ud

Root: yā (class 2)

क्वचित् (kvacit) - sometimes, somewhere, in some place

(indeclinable)

उन्मत्तराक्षसः (unmattarākṣasaḥ) - frenzied demon, crazed demon

(noun)

Nominative, masculine, singular of unmattarākṣasa

unmattarākṣasa - frenzied demon, crazed demon

Compound type : Karmadhāraya (unmatta+rākṣasa)

• unmatta – mad, frenzied, intoxicated, crazed
  adjective
  Past Passive Participle
  Derived from root mad- (to be intoxicated) with upasarga ud- (up, out)
  Prefix: ud
  Root: mad (class 4)
• rākṣasa – demon, ogre, goblin
  noun (masculine)

क्वचित् (kvacit) - sometimes, somewhere, in some place

(indeclinable)

करञ्जगहनः (karañjagahanaḥ) - dense karañja forest/thicket

(noun)

Nominative, masculine, singular of karañjagahana

karañjagahana - dense karañja forest/thicket

Compound type : Karmadhāraya (karañja+gahana)

• karañja – Pongamia pinnata (a tree)
  noun (masculine)
• gahana – dense, impenetrable, thicket, deep
  adjective

क्वचित् (kvacit) - sometimes, somewhere, in some place

(indeclinable)

तालमहावनः (tālamahāvanaḥ) - great palmyra (tāla) forest

(noun)

Nominative, masculine, singular of tālamahāvana

tālamahāvana - great palmyra (tāla) forest

Compound type : Ṣaṣṭhī Tatpuruṣa (tāla+mahā+vana)

• tāla – palmyra palm, fan palm (Borassus flabellifer)
  noun (masculine)
• mahā – great, large, mighty
  adjective
  Feminine stem of mahat used as first part of compound
• vana – forest, wood, grove
  noun (neuter)