योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-71, verse-28

कदा मे स्यान्महारक्षोविद्रावणकरं स्मितम् ।
स्वस्फिग्वाद्यैररण्यान्यां कदा नृत्येयमुन्मदा ॥ २८ ॥

kadā me syānmahārakṣovidrāvaṇakaraṃ smitam ,
svasphigvādyairaraṇyānyāṃ kadā nṛtyeyamunmadā 28

28. kadā me syāt mahārakṣovidrāvaṇakaram smitam
svasphigvādyaiḥ araṇyānyām kadā nṛtyeyam unmadā

28. kadā me mahārakṣovidrāvaṇakaram smitam syāt
kadā unmadā svasphigvādyaiḥ araṇyānyām nṛtyeyam

28. When will I possess a smile capable of scattering great demons? When will I, in a frenzied state, dance in the great forest to the rhythmic sounds of my own slapping thighs?

Words meanings summery:

• कदा (kadā) - when?

• मे (me) - to me, my, for me

• स्यात् (syāt) - may be, should be, would be

• महारक्षोविद्रावणकरम् (mahārakṣovidrāvaṇakaram) - causing great demons to flee/disperse

• स्मितम् (smitam) - smile, laughter

• स्वस्फिग्वाद्यैः (svasphigvādyaiḥ) - by the sounds of one's own buttocks/thighs

• अरण्यान्याम् (araṇyānyām) - in the great forest, in the wilderness

• कदा (kadā) - when?

• नृत्येयम् (nṛtyeyam) - may I dance, should I dance, would I dance

• उन्मदा (unmadā) - frenzied, intoxicated, mad

Words meanings and morphology

कदा (kadā) - when?

(indeclinable)

Note: Interrogative adverb of time.

मे (me) - to me, my, for me

(pronoun)

singular of asmad

asmad - I, we

Note: Enclitic form of the 1st person singular pronoun.

स्यात् (syāt) - may be, should be, would be

(verb)

3rd person , singular, active, optative (liṅ) of as

Root: as (class 2)

Note: Potential mood.

महारक्षोविद्रावणकरम् (mahārakṣovidrāvaṇakaram) - causing great demons to flee/disperse

(adjective)

neuter, singular of mahārakṣovidrāvaṇakara

mahārakṣovidrāvaṇakara - one who causes great demons to flee

Compound type : tatpurusha (mahārakṣas+vidrāvaṇa+kara)

• mahārakṣas – great demon
  noun (neuter)
• vidrāvaṇa – causing to flee, dispersing, terrifying
  noun (neuter)
  verbal noun
  root drā + vi + ṇic (causative) + lyuṭ (nominalizer)
  Prefix: vi
  Root: drā (class 1)
• kara – making, doing, causing, hand
  noun/adjective (masculine)
  kṛt suffix
  root kṛ + ḍa
  Root: kṛ (class 8)

Note: Modifies smitam.

स्मितम् (smitam) - smile, laughter

(noun)

neuter, singular of smita

smita - smiled, smiling, smile

Past Passive Participle

root smi + kta

Root: smi (class 1)

Note: Subject of syāt.

स्वस्फिग्वाद्यैः (svasphigvādyaiḥ) - by the sounds of one's own buttocks/thighs

(noun)

Instrumental, neuter, plural of svasphigvādya

svasphigvādya - sound of one's own buttocks/thighs

Compound type : tatpurusha (sva+sphig+vādya)

• sva – own, self
  pronoun/adjective (masculine)
• sphij – buttock, hip
  noun (feminine)
• vādya – musical instrument, music, sound
  noun (neuter)
  gerundive/verbal noun
  root vad + ṇya or ṇyat
  Root: vad (class 1)

Note: Instrument of dancing.

अरण्यान्याम् (araṇyānyām) - in the great forest, in the wilderness

(noun)

Locative, feminine, singular of araṇyānī

araṇyānī - a large forest, wilderness

Note: Place of dancing.

कदा (kadā) - when?

(indeclinable)

Note: Interrogative adverb of time.

नृत्येयम् (nṛtyeyam) - may I dance, should I dance, would I dance

(verb)

1st person , singular, active, optative (liṅ) of nṛt

Root: nṛt (class 4)

Note: Potential mood.

उन्मदा (unmadā) - frenzied, intoxicated, mad

(adjective)

Nominative, feminine, singular of unmad

unmad - frenzied, intoxicated, mad

From verb ut-mad (to become mad/frenzied).

Prefix: ut

Root: mad (class 4)

Note: Adjective modifying the implied first-person subject.