योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-55, verse-23

काननोपान्तनगरीघुंघुमाकर्णनेच्छया ।
क्षणमुत्कर्णमाशान्तचारुवर्वणटांकृतैः ॥ २३ ॥

kānanopāntanagarīghuṃghumākarṇanecchayā ,
kṣaṇamutkarṇamāśāntacāruvarvaṇaṭāṃkṛtaiḥ 23

23. kānanopāntanagarīghuṃghumākarnanecchayā
kṣaṇam utkarṇam āśāntacāruvarvaṇatāṃkṛtaiḥ

23. kānanopāntanagarīghuṃghumākarnanecchayā
kṣaṇam utkarṇam āśāntacāruvarvaṇatāṃkṛtaiḥ

23. For a moment, with ears pricked up, their charming chirping sounds having ceased, due to their desire to hear the humming sounds of the town at the edge of the forest.

Words meanings summery:

• काननोपान्तनगरीघुंघुमाकर्ननेच्छया (kānanopāntanagarīghuṁghumākarnanecchayā) - by the desire to hear the humming of the town near the forest

• क्षणम् (kṣaṇam) - for a moment, instantly

• उत्कर्णम् (utkarṇam) - with ears pricked up, attentive

• आशान्तचारुवर्वणतांकृतैः (āśāntacāruvarvaṇatāṁkṛtaiḥ) - by those whose charming chirping sounds have ceased

Words meanings and morphology

काननोपान्तनगरीघुंघुमाकर्ननेच्छया (kānanopāntanagarīghuṁghumākarnanecchayā) - by the desire to hear the humming of the town near the forest

(noun)

Instrumental, feminine, singular of kānanopāntanagarīghuṃghumākarnanecchā

kānanopāntanagarīghuṁghumākarnanecchā - desire to hear the humming of the town near the forest

Compound type : tatpuruṣa (kānana+upānta+nagarī+ghuṃghumā+ākarnana+icchā)

• kānana – forest, grove
  noun (neuter)
• upānta – vicinity, border, edge
  noun (neuter)
• nagarī – city, town
  noun (feminine)
• ghuṃghumā – humming, buzzing sound
  noun (feminine)
• ākarnana – hearing, listening
  noun (neuter)
  verbal noun
  Derived from the root 'karṇ' (to hear) with prefix 'ā'.
  Prefix: ā
  Root: karṇ (class 10)
• icchā – desire, wish
  noun (feminine)
  Root: iṣ (class 6)

क्षणम् (kṣaṇam) - for a moment, instantly

(indeclinable)

Note: Used adverbially to indicate duration.

उत्कर्णम् (utkarṇam) - with ears pricked up, attentive

(adjective)

Accusative, neuter, singular of utkarṇa

utkarṇa - with ears erect or pricked up, attentive

Compound type : bahuvrīhi (ut+karṇa)

• ut – up, out, forth
  prefix
• karṇa – ear
  noun (masculine)

Note: Used adverbially to describe the state of having pricked-up ears.

आशान्तचारुवर्वणतांकृतैः (āśāntacāruvarvaṇatāṁkṛtaiḥ) - by those whose charming chirping sounds have ceased

(adjective)

Instrumental, masculine, plural of āśāntacāruvarvaṇatāṃkṛta

āśāntacāruvarvaṇatāṁkṛta - one whose charming chirping has ceased

Compound type : bahuvrīhi (āśānta+cāru+varvaṇa+ṭāṃkṛta)

• āśānta – ceased, calmed, tranquil
  adjective (masculine)
  Past Passive Participle
  Derived from the root 'śam' (to be calm) with prefix 'ā'.
  Prefix: ā
  Root: śam (class 4)
• cāru – charming, beautiful, lovely
  adjective (masculine)
• varvaṇa – chirping, murmuring, humming
  noun (neuter)
• ṭāṃkṛta – a sound, chirp, twitter
  noun (neuter)

Note: Refers to the creatures (e.g., bees or birds) whose sounds have ceased.