योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-55, verse-19

नीलपुष्पलतादोलालीलालास्यविलासिना ।
आपादमस्तकप्रान्तं सर्वतो निर्मितालयम् ॥ १९ ॥

nīlapuṣpalatādolālīlālāsyavilāsinā ,
āpādamastakaprāntaṃ sarvato nirmitālayam 19

19. nīlapuṣpalatādolālīlālāsyavilāsinā
āpādamastakaprāntam sarvataḥ nirmitālayam

19. nīlapuṣpalatādolālīlālāsyavilāsinā
āpādamastakaprāntam sarvataḥ nirmitālayam

19. By (the entity) gracefully dancing and playing on swings made of blue-flowered vines, where dwellings are fully constructed everywhere from base to summit.

Words meanings summery:

• नीलपुष्पलतादोलालीलालास्यविलासिना (nīlapuṣpalatādolālīlālāsyavilāsinā) - by the entity (e.g., Spring or Cupid) playfully dancing on such swings (by one gracefully dancing and playing on swings made of blue-flowered vines)

• आपादमस्तकप्रान्तम् (āpādamastakaprāntam) - describing the full extent of the dwellings (from foot to head, from base to summit, completely)

• सर्वतः (sarvataḥ) - indicating the pervasive construction of the dwellings (everywhere, on all sides)

• निर्मितालयम् (nirmitālayam) - referring to the vine-arbour dwelling from the previous verse, indicating it is fully constructed (a constructed dwelling, an abode built)

Words meanings and morphology

नीलपुष्पलतादोलालीलालास्यविलासिना (nīlapuṣpalatādolālīlālāsyavilāsinā) - by the entity (e.g., Spring or Cupid) playfully dancing on such swings (by one gracefully dancing and playing on swings made of blue-flowered vines)

(adjective)

Instrumental, masculine, singular of nīlapuṣpalatādolālīlālāsyavilāsin

nīlapuṣpalatādolālīlālāsyavilāsin - graceful and playful on swings made of blue-flowered vines

Derived from the root 'las' (to dance) with 'vi', forming a present participle-like adjective with the suffix '-in'.

Compound type : tatpuruṣa (nīla+puṣpa+latā+dolā+līlā+lāsya+vilāsin)

• nīla – blue, dark blue
  adjective (masculine)
• puṣpa – flower, blossom
  noun (neuter)
• latā – creeper, vine
  noun (feminine)
• dolā – swing
  noun (feminine)
• līlā – play, sport, grace
  noun (feminine)
• lāsya – graceful dance, acting
  noun (neuter)
• vilāsin – playful, charming, graceful
  adjective (masculine)
  Agent noun/adjective from root las with vi-
  Prefix: vi
  Root: las (class 1)

आपादमस्तकप्रान्तम् (āpādamastakaprāntam) - describing the full extent of the dwellings (from foot to head, from base to summit, completely)

(indeclinable)

Compound type : avyayībhāva (ā+pāda+mastaka+prānta)

• ā – up to, completely
  indeclinable
• pāda – foot, base
  noun (masculine)
• mastaka – head, summit
  noun (neuter)
• prānta – end, extremity, border
  noun (masculine)

Note: Used adverbially in accusative singular neuter.

सर्वतः (sarvataḥ) - indicating the pervasive construction of the dwellings (everywhere, on all sides)

(indeclinable)

Formed with suffix -tas from sarva.

निर्मितालयम् (nirmitālayam) - referring to the vine-arbour dwelling from the previous verse, indicating it is fully constructed (a constructed dwelling, an abode built)

(noun)

Accusative, neuter, singular of nirmitālaya

nirmitālaya - constructed dwelling, made abode

Compound type : tatpuruṣa (nirmita+ālaya)

• nirmita – constructed, created, made
  adjective (masculine)
  Past Passive Participle
  From root mā (to measure, build) with prefix nir-.
  Prefix: nir
  Root: mā (class 2)
• ālaya – dwelling, abode, house
  noun (masculine)

Note: Used adverbially in context.