योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-118, verse-21

लसत्कलापजलदाः पश्य नृत्यन्ति बर्हिणः ।
धुन्वानाः पिच्छकान्तीन्दुं प्रावृषः पोतका इव ॥ २१ ॥

lasatkalāpajaladāḥ paśya nṛtyanti barhiṇaḥ ,
dhunvānāḥ picchakāntīnduṃ prāvṛṣaḥ potakā iva 21

21. lasat-kalāpa-jaladāḥ paśya nṛtyanti barhiṇaḥ
dhunvānāḥ piccha-kānti-indum prāvṛṣaḥ potakāḥ iva

21. paśya! lasat-kalāpa-jaladāḥ barhiṇaḥ piccha-kānti-indum dhunvānāḥ,
prāvṛṣaḥ potakāḥ iva nṛtyanti.

21. Behold! The peacocks, whose glittering tail-feathers are like clouds, are dancing, shaking their moon-like radiant plumes, just like young ones born in the rainy season.

Words meanings summery:

• लसत्-कलाप-जलदाः (lasat-kalāpa-jaladāḥ) - whose glittering tail-feathers are like clouds

• पश्य (paśya) - behold! see!

• नृत्यन्ति (nṛtyanti) - they dance

• बर्हिणः (barhiṇaḥ) - peacocks

• धुन्वानाः (dhunvānāḥ) - shaking, waving

• पिच्छ-कान्ति-इन्दुम् (piccha-kānti-indum) - moon-like radiant plumes, moon of feather-splendor

• प्रावृषः (prāvṛṣaḥ) - of the rainy season

• पोतकाः (potakāḥ) - young ones, cubs, chicks

• इव (iva) - like, as if

Words meanings and morphology

लसत्-कलाप-जलदाः (lasat-kalāpa-jaladāḥ) - whose glittering tail-feathers are like clouds

(adjective)

Nominative, masculine, plural of lasat-kalāpa-jalada

lasat-kalāpa-jalada - having glittering plumes like clouds

Compound type : bahuvrīhi (lasat+kalāpa+jalada)

• lasat – glittering, shining, beautiful
  adjective (masculine)
  Present Active Participle
  Derived from root 'las' (to shine)
  Root: las (class 1)
• kalāpa – bundle, collection, peacock's tail
  noun (masculine)
• jalada – cloud (giver of water)
  noun (masculine)
  Derived from 'jala' (water) and 'da' (giving)
  Root: dā (class 1)

Note: Qualifies 'barhiṇaḥ'

पश्य (paśya) - behold! see!

(verb)

2nd person , singular, active, imperative (loṭ) of dṛś

Root: dṛś (class 1)

नृत्यन्ति (nṛtyanti) - they dance

(verb)

3rd person , plural, active, present (laṭ) of nṛt

Root: nṛt (class 4)

बर्हिणः (barhiṇaḥ) - peacocks

(noun)

Nominative, masculine, plural of barhin

barhin - peacock

धुन्वानाः (dhunvānāḥ) - shaking, waving

(adjective)

Nominative, masculine, plural of dhunvāna

dhunvāna - shaking, agitating

Present Active Participle (Ātmanepada)

Derived from root 'dhū' (to shake) with suffix -śānac

Root: dhū (class 5)

Note: Qualifies 'barhiṇaḥ'

पिच्छ-कान्ति-इन्दुम् (piccha-kānti-indum) - moon-like radiant plumes, moon of feather-splendor

(noun)

Accusative, masculine, singular of piccha-kānti-indu

piccha-kānti-indu - moon of feather-splendor

Compound type : ṣaṣṭhī-tatpuruṣa (piccha-kānti+indu)

• piccha – feather, tail-feather
  noun (neuter)
• kānti – radiance, beauty, splendor
  noun (feminine)
  Root: kam (class 1)
• indu – moon
  noun (masculine)

Note: Object of 'dhunvānāḥ'

प्रावृषः (prāvṛṣaḥ) - of the rainy season

(noun)

Genitive, feminine, singular of prāvṛṣ

prāvṛṣ - rainy season

Note: Possessive for 'potakāḥ'

पोतकाः (potakāḥ) - young ones, cubs, chicks

(noun)

Nominative, masculine, plural of potaka

potaka - young animal, chick, cub

इव (iva) - like, as if

(indeclinable)