योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-53, verse-51

मनः शत्रुः शरीरस्य शरीरं मनसो रिपुः ।
एकाभावेन नश्येते आधाराधेयकार्यवत् ॥ ५१ ॥

manaḥ śatruḥ śarīrasya śarīraṃ manaso ripuḥ ,
ekābhāvena naśyete ādhārādheyakāryavat 51

51. manaḥ śatruḥ śarīrasya śarīram manasaḥ
ripuḥ ekābhāvena naśyete ādhārādheyakāryavat

51. manaḥ śarīrasya śatruḥ śarīram manasaḥ
ripuḥ ekābhāvena ādhārādheyakāryavat naśyete

51. The mind is the enemy of the body, and the body is the enemy of the mind. When one is absent, both perish, just like a support and the object it holds.

Words meanings summery:

• मनः (manaḥ) - mind, intellect, consciousness

• शत्रुः (śatruḥ) - enemy, foe, adversary

• शरीरस्य (śarīrasya) - of the body

• शरीरम् (śarīram) - body, physical frame

• मनसः (manasaḥ) - of the mind

• रिपुः (ripuḥ) - enemy, foe

• एकाभावेन (ekābhāvena) - by the absence of one, due to the lack of one

• नश्येते (naśyete) - (they two) perish, are destroyed, disappear

• आधाराधेयकार्यवत् (ādhārādheyakāryavat) - like the relationship between a support and that which is supported

Words meanings and morphology

मनः (manaḥ) - mind, intellect, consciousness

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, spirit, consciousness

Root: man (class 4)

शत्रुः (śatruḥ) - enemy, foe, adversary

(noun)

Nominative, masculine, singular of śatru

śatru - enemy, foe, rival, adversary

शरीरस्य (śarīrasya) - of the body

(noun)

Genitive, neuter, singular of śarīra

śarīra - body, physical frame, organism

शरीरम् (śarīram) - body, physical frame

(noun)

Nominative, neuter, singular of śarīra

śarīra - body, physical frame, organism

मनसः (manasaḥ) - of the mind

(noun)

Genitive, neuter, singular of manas

manas - mind, intellect, spirit, consciousness

Root: man (class 4)

रिपुः (ripuḥ) - enemy, foe

(noun)

Nominative, masculine, singular of ripu

ripu - enemy, foe, opponent

एकाभावेन (ekābhāvena) - by the absence of one, due to the lack of one

(noun)

Instrumental, masculine, singular of ekābhāva

ekābhāva - absence of one, non-existence of one

Compound type : tatpuruṣa (eka+abhāva)

• eka – one, single, alone
  numeral (masculine)
• abhāva – absence, non-existence, non-being
  noun (masculine)
  from 'a-' (negation) + root 'bhū' (to be) + suffix '-a'
  Prefix: a
  Root: bhū (class 1)

नश्येते (naśyete) - (they two) perish, are destroyed, disappear

(verb)

3rd person , dual, active, present indicative (lat) of naś

Root: naś (class 4)

Note: Used in the dual form for 'both (mind and body)'

आधाराधेयकार्यवत् (ādhārādheyakāryavat) - like the relationship between a support and that which is supported

(indeclinable)

derived from the compound 'ādhārādheyakārya' with the suffix '-vat'