योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-50, verse-65

विचारसारक्रकचेन चित्तविषद्रुमं त्वद्भुतमद्रिकल्पम् ।
आशामहाशाखमशङ्कमेनं छिन्धि प्रसह्यात्र विकल्पपत्रम् ॥ ६५ ॥

vicārasārakrakacena cittaviṣadrumaṃ tvadbhutamadrikalpam ,
āśāmahāśākhamaśaṅkamenaṃ chindhi prasahyātra vikalpapatram 65

65. vicārasārakrakacena cittaviṣadrumam
tu adbhutam adrikalpam
āśāmahāśākham aśaṅkam enam chindhi
prasahya atra vikalpapatram

65. vicārasārakrakacena atra tu
adbhutam adrikalpam āśāmahāśākham
vikalpapatram aśaṅkam enam
cittaviṣadrumam prasahya chindhi

65. With the saw whose essence is discernment, forcefully cut down this formidable, mountain-like poisonous tree of the mind, which possesses mighty branches of desires and leaves of mental constructs (vikalpa), here and now.

Words meanings summery:

• विचारसारक्रकचेन (vicārasārakrakacena) - by the saw whose essence is discrimination, by the saw of essential thought

• चित्तविषद्रुमम् (cittaviṣadrumam) - the poisonous tree of the mind

• तु (tu) - indeed, but, however

• अद्भुतम् (adbhutam) - wonderful, amazing, formidable

• अद्रिकल्पम् (adrikalpam) - mountain-like, resembling a mountain

• आशामहाशाखम् (āśāmahāśākham) - having great branches of desire/hope

• अशङ्कम् (aśaṅkam) - fearless, unhesitating, formidable (lit. without fear)

• एनम् (enam) - this (masculine, accusative singular)

• छिन्धि (chindhi) - cut, sever

• प्रसह्य (prasahya) - forcefully, resolutely, having overpowered

• अत्र (atra) - here, in this matter

• विकल्पपत्रम् (vikalpapatram) - having leaves of doubt/delusion/mental constructs

Words meanings and morphology

विचारसारक्रकचेन (vicārasārakrakacena) - by the saw whose essence is discrimination, by the saw of essential thought

(noun)

Instrumental, masculine, singular of vicārasārakrakaca

vicārasārakrakaca - a saw whose essence is discernment/thought

Compound type : tatpurusha (vicāra+sāra+krakaca)

• vicāra – thought, discernment, deliberation
  noun (masculine)
• sāra – essence, core, pith
  noun (masculine)
• krakaca – saw
  noun (masculine)

चित्तविषद्रुमम् (cittaviṣadrumam) - the poisonous tree of the mind

(noun)

Accusative, masculine, singular of cittaviṣadruma

cittaviṣadruma - the poisonous tree that is the mind

Compound type : karmadhāraya (citta+viṣa+druma)

• citta – mind
  noun (neuter)
• viṣa – poison
  noun (neuter)
• druma – tree
  noun (masculine)

तु (tu) - indeed, but, however

(indeclinable)

अद्भुतम् (adbhutam) - wonderful, amazing, formidable

(adjective)

Accusative, masculine, singular of adbhuta

adbhuta - wonderful, amazing, extraordinary, formidable

अद्रिकल्पम् (adrikalpam) - mountain-like, resembling a mountain

(adjective)

Accusative, masculine, singular of adrikalpa

adrikalpa - resembling a mountain, mountain-like

Compound type : tatpurusha (adri+kalpa)

• adri – mountain, rock
  noun (masculine)
• kalpa – resembling, like, similar to
  adjective (masculine)

आशामहाशाखम् (āśāmahāśākham) - having great branches of desire/hope

(adjective)

Accusative, masculine, singular of āśāmahāśākha

āśāmahāśākha - having great branches which are hopes/desires

Compound type : bahuvrihi (āśā+mahā+śākha)

• āśā – hope, desire, wish
  noun (feminine)
• mahā – great, large, mighty
  adjective (feminine)
• śākha – branch, limb
  noun (masculine)

अशङ्कम् (aśaṅkam) - fearless, unhesitating, formidable (lit. without fear)

(adjective)

Accusative, masculine, singular of aśaṅka

aśaṅka - fearless, intrepid, formidable

Compound type : nañ-tatpurusha (a+śaṅka)

• a – not, un-, negation
  indeclinable
• śaṅka – fear, doubt
  noun (masculine)

एनम् (enam) - this (masculine, accusative singular)

(pronoun)

Accusative, masculine, singular of ena

ena - this, that

छिन्धि (chindhi) - cut, sever

(verb)

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

Root: chid (class 7)

प्रसह्य (prasahya) - forcefully, resolutely, having overpowered

(indeclinable)

absolutive

formed with prefix pra- and root sah + suffix -ya

Prefix: pra

Root: sah (class 1)

अत्र (atra) - here, in this matter

(indeclinable)

विकल्पपत्रम् (vikalpapatram) - having leaves of doubt/delusion/mental constructs

(adjective)

Accusative, masculine, singular of vikalpapatra

vikalpapatra - having leaves of mental constructs (vikalpa)/doubts

Compound type : bahuvrihi (vikalpa+patra)

• vikalpa – mental construct, doubt, imagination
  noun (masculine)
• patra – leaf, feather
  noun (neuter)