योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-12, verse-29

मनोहंभावबुद्ध्यादि यत्किंचिन्नाम वेदनम् ।
अविद्यां विद्धि यत्नेन पौरुषेणाशु नश्यति ॥ २९ ॥

manohaṃbhāvabuddhyādi yatkiṃcinnāma vedanam ,
avidyāṃ viddhi yatnena pauruṣeṇāśu naśyati 29

29. manohaṃbhāvabuddhyādi yat kiñcit nāma vedanam
avidyām viddhi yatnena pauruṣeṇa āśu naśyati

29. yat kiñcit nāma manohaṃbhāvabuddhyādi vedanam
avidyām viddhi yatnena pauruṣeṇa āśu naśyati

29. Whatever knowing or perception exists by name, such as the mind, ego (ahaṅkāra), intellect, and so forth, know that to be ignorance (avidyā). Through diligent effort and human endeavor (pauruṣa), it quickly perishes.

Words meanings summery:

• मनोहंभावबुद्ध्यादि (manohaṁbhāvabuddhyādi) - mind, ego, intellect, and so forth

• यत् (yat) - which, whatever, that

• किञ्चित् (kiñcit) - anything, whatever, some

• नाम (nāma) - by name, indeed, verily, as it were

• वेदनम् (vedanam) - knowing, perception, consciousness, knowledge

• अविद्याम् (avidyām) - ignorance (avidyā), nescience

• विद्धि (viddhi) - know! understand!

• यत्नेन (yatnena) - by effort, with exertion, diligently

• पौरुषेण (pauruṣeṇa) - by human effort, by manliness, by personal valor (pauruṣa)

• आशु (āśu) - quickly, swiftly, immediately

• नश्यति (naśyati) - perishes, disappears, is lost

Words meanings and morphology

मनोहंभावबुद्ध्यादि (manohaṁbhāvabuddhyādi) - mind, ego, intellect, and so forth

(noun)

Nominative, neuter, singular of manohaṃbhāvabuddhyādi

manohaṁbhāvabuddhyādi - mind, egoism (ahaṅkāra), intellect, etc.

Compound type : dvandva (manas+ahambhāva+buddhi+ādi)

• manas – mind, intellect, thought
  noun (neuter)
• ahambhāva – egoism, sense of 'I', ego (ahaṅkāra)
  noun (masculine)
• buddhi – intellect, understanding, reason
  noun (feminine)
  action noun
  Root: budh (class 1)
• ādi – beginning, and so forth, etc.
  indeclinable

यत् (yat) - which, whatever, that

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, that

किञ्चित् (kiñcit) - anything, whatever, some

(pronoun)

Nominative, neuter, singular of kiṃcid

kiṁcid - anything, whatever, some

Note: Used as an indefinite pronoun/adjective.

नाम (nāma) - by name, indeed, verily, as it were

(indeclinable)

वेदनम् (vedanam) - knowing, perception, consciousness, knowledge

(noun)

Nominative, neuter, singular of vedana

vedana - act of knowing, perception, consciousness, knowledge

action noun

Root: vid (class 2)

अविद्याम् (avidyām) - ignorance (avidyā), nescience

(noun)

Accusative, feminine, singular of avidyā

avidyā - ignorance, nescience, spiritual ignorance, false knowledge

Compound type : tatpuruṣa (a+vidyā)

• a – not, non-, un-
  prefix
• vidyā – knowledge, learning, science
  noun (feminine)
  Root: vid (class 2)

विद्धि (viddhi) - know! understand!

(verb)

2nd person , singular, active, imperative (lot) of vid

Root: vid (class 2)

यत्नेन (yatnena) - by effort, with exertion, diligently

(noun)

Instrumental, masculine, singular of yatna

yatna - effort, exertion, endeavor, diligence

Root: yat (class 1)

पौरुषेण (pauruṣeṇa) - by human effort, by manliness, by personal valor (pauruṣa)

(noun)

Instrumental, neuter, singular of pauruṣa

pauruṣa - manliness, valor, human effort, personal strength

Derived from 'puruṣa' + 'aṇ' suffix.

आशु (āśu) - quickly, swiftly, immediately

(indeclinable)

नश्यति (naśyati) - perishes, disappears, is lost

(verb)

3rd person , singular, active, present (lat) of naś

Root: naś (class 4)