योगवासिष्ठः yogavāsiṣṭhaḥ - book-2, chapter-20, verse-10

यथा कलमरक्षिण्या गीत्या वितततालया ।
खगोत्सादेन सहितं गीतानन्दः प्रसाध्यते ॥ १० ॥

yathā kalamarakṣiṇyā gītyā vitatatālayā ,
khagotsādena sahitaṃ gītānandaḥ prasādhyate 10

10. yathā kalamarakṣiṇyā gītyā vitatatālayā
khagotsādena sahitaṃ gītānandaḥ prasādhyate

10. kalamarakṣiṇyā vitatatālayā gītyā khagotsādena
sahitaṃ gītānandaḥ yathā prasādhyate

10. Just as the joy of singing is accomplished by a protector of rice fields, by means of a song with an extended rhythm, along with the expulsion of birds.

Words meanings summery:

• यथा (yathā) - just as, as, in the same way

• कलमरक्षिण्या (kalamarakṣiṇyā) - by a protectress of rice fields, by a rice-field guardian

• गीत्या (gītyā) - by a song, by singing

• वितततालया (vitatatālayā) - by one with an extended rhythm/beat, by one with a spread out tempo

• खगोत्सादेन (khagotsādena) - by the expulsion of birds, by driving away birds

• सहितं (sahitaṁ) - accompanied by, together with, combined with

• गीतानन्दः (gītānandaḥ) - the joy of singing, musical bliss

• प्रसाध्यते (prasādhyate) - is accomplished, is achieved, is brought about

Words meanings and morphology

यथा (yathā) - just as, as, in the same way

(indeclinable)

कलमरक्षिण्या (kalamarakṣiṇyā) - by a protectress of rice fields, by a rice-field guardian

(noun)

Instrumental, feminine, singular of kalamarakṣiṇī

kalamarakṣiṇī - protectress of rice fields

Compound type : tatpuruṣa (kalama+rakṣiṇī)

• kalama – rice (in the stalk), a kind of rice
  noun (masculine)
• rakṣiṇī – protectress, female guardian
  noun (feminine)
  agent noun
  Derived from root rakṣ (to protect) with -in suffix
  Root: rakṣ (class 1)

गीत्या (gītyā) - by a song, by singing

(noun)

Instrumental, feminine, singular of gīti

gīti - song, singing, melody

Root: gai (class 1)

वितततालया (vitatatālayā) - by one with an extended rhythm/beat, by one with a spread out tempo

(adjective)

Instrumental, feminine, singular of vitatatālā

vitatatālā - having an extended rhythm/beat

Compound type : bahuvrīhi (vitata+tāla)

• vitata – extended, spread out, vast
  adjective (neuter)
  Past Passive Participle
  PPP of root tan with prefix vi
  Prefix: vi
  Root: tan (class 8)
• tāla – rhythm, musical measure, beat
  noun (masculine)

Note: Qualifies 'gītyā'

खगोत्सादेन (khagotsādena) - by the expulsion of birds, by driving away birds

(noun)

Instrumental, masculine, singular of khagotsāda

khagotsāda - expulsion of birds

Compound type : tatpuruṣa (khaga+utsāda)

• khaga – bird, 'sky-goer'
  noun (masculine)
  Compound of kha (sky) + ga (going)
  Root: gam (class 1)
• utsāda – expulsion, removal, destruction, eradication
  noun (masculine)
  nominalization of verbal root
  Derived from ut-sad (to destroy, remove)
  Prefix: ut
  Root: sad (class 1)

सहितं (sahitaṁ) - accompanied by, together with, combined with

(adjective)

Nominative, neuter, singular of sahita

sahita - accompanied by, together with, united

Past Passive Participle

PPP of root sah with prefix sa

Prefix: sa

Root: sah (class 1)

Note: Agrees with 'gītānandaḥ' (by implied agreement or adverbial usage)

गीतानन्दः (gītānandaḥ) - the joy of singing, musical bliss

(noun)

Nominative, masculine, singular of gītānanda

gītānanda - joy of singing, delight in music

Compound type : tatpuruṣa (gīta+ānanda)

• gīta – sung, song, singing
  adjective (neuter)
  Past Passive Participle
  PPP of root gai (to sing)
  Root: gai (class 1)
• ānanda – joy, bliss, happiness
  noun (masculine)
  Prefix: ā
  Root: nad (class 1)

प्रसाध्यते (prasādhyate) - is accomplished, is achieved, is brought about

(verb)

3rd person , singular, passive, present (lat) of prasādh

Prefix: pra

Root: sādh (class 5)