योगवासिष्ठः yogavāsiṣṭhaḥ - book-2, chapter-14, verse-42

परमात्ममयी मान्या महानन्दैकसाधिनी ।
क्षणमेकं परित्याज्या न विचारचमत्कृतिः ॥ ४२ ॥

paramātmamayī mānyā mahānandaikasādhinī ,
kṣaṇamekaṃ parityājyā na vicāracamatkṛtiḥ 42

42. param-ātma-mayī mānyā mahā-ānanda-eka-sādhinī
kṣaṇam ekam parityājyā na vicāra-camatkṛtiḥ

42. vicāra-camatkṛtiḥ param-ātma-mayī mānyā
mahā-ānanda-eka-sādhinī ekam kṣaṇam na parityājyā

42. The astonishing power of inquiry (vicāra), which embodies the supreme Self (paramātman), is venerable and is the sole means to great bliss (mahānanda); it should not be abandoned even for a single moment.

Words meanings summery:

• परम्-आत्म-मयी (param-ātma-mayī) - consisting of the supreme Self, full of the supreme Self (paramātman)

• मान्या (mānyā) - venerable, respectable, honorable

• महा-आनन्द-एक-साधिनी (mahā-ānanda-eka-sādhinī) - the sole means of achieving great bliss (mahānanda)

• क्षणम् (kṣaṇam) - moment, instant

• एकम् (ekam) - one, single

• परित्याज्या (parityājyā) - to be abandoned, to be given up

• न (na) - not, no

• विचार-चमत्कृतिः (vicāra-camatkṛtiḥ) - the astonishing power of inquiry (vicāra), the wonder of deliberation

Words meanings and morphology

परम्-आत्म-मयी (param-ātma-mayī) - consisting of the supreme Self, full of the supreme Self (paramātman)

(adjective)

Nominative, feminine, singular of param-ātma-maya

param-ātma-maya - consisting of the supreme Self (paramātman), full of the supreme Self

Compound adjective, mayat suffix

Compound type : tatpuruṣa (parama+ātman+maya)

• parama – supreme, highest, utmost
  adjective
  Superlative of para
• ātman – self, soul, spirit, essential nature
  noun (masculine)
  From root an (to breathe) or at (to move)
  Root: an / at (class 2)
• maya – consisting of, made of, full of
  suffix
  mayat suffix

Note: Modifies vicāra-camatkṛtiḥ

मान्या (mānyā) - venerable, respectable, honorable

(adjective)

Nominative, feminine, singular of mānya

mānya - venerable, respectable, to be honored

Gerundive / Future Passive Participle

From root man (to think, respect) + ṇyat suffix

Root: man (class 4)

महा-आनन्द-एक-साधिनी (mahā-ānanda-eka-sādhinī) - the sole means of achieving great bliss (mahānanda)

(adjective)

Nominative, feminine, singular of mahā-ānanda-eka-sādhin

mahā-ānanda-eka-sādhin - that which alone accomplishes great bliss (mahānanda)

Compound noun/adjective. sādhin is an agent noun/adjective

Compound type : tatpuruṣa (mahā+ānanda+eka+sādhin)

• mahā – great, large
  adjective (feminine)
  Derived from mahat
• ānanda – bliss, joy, happiness
  noun (masculine)
  From root nand (to rejoice) with prefix ā
  Prefix: ā
  Root: nand (class 1)
• eka – one, single, sole
  adjective
  Numeral adjective
• sādhin – accomplishing, effecting, means to achieve
  adjective (feminine)
  Agent noun from sādh
  From root sādh (to accomplish)
  Root: sādh (class 5)

Note: Modifies vicāra-camatkṛtiḥ

क्षणम् (kṣaṇam) - moment, instant

(noun)

Accusative, neuter, singular of kṣaṇa

kṣaṇa - moment, instant, short time

एकम् (ekam) - one, single

(adjective)

Accusative, neuter, singular of eka

eka - one, single, sole

Numeral adjective

परित्याज्या (parityājyā) - to be abandoned, to be given up

(adjective)

Nominative, feminine, singular of parityājya

parityājya - to be abandoned, forsaken, given up

Gerundive / Future Passive Participle

From root tyaj (to abandon) with prefixes pari and ā

Prefixes: pari+ā

Root: tyaj (class 1)

Note: Implies an imperative sense: "should not be abandoned"

न (na) - not, no

(indeclinable)

Negative particle

विचार-चमत्कृतिः (vicāra-camatkṛtiḥ) - the astonishing power of inquiry (vicāra), the wonder of deliberation

(noun)

Nominative, feminine, singular of vicāra-camatkṛti

vicāra-camatkṛti - the wonder of inquiry, astonishing power of deliberation

Compound noun

Compound type : tatpuruṣa (vicāra+camatkṛti)

• vicāra – inquiry, investigation, deliberation, consideration
  noun (masculine)
  From root car (to move, wander) with prefix vi
  Prefix: vi
  Root: car (class 1)
• camatkṛti – wonder, astonishment, marvelous deed
  noun (feminine)
  From root kṛ (to do) with intensive prefix camat
  Prefix: camat
  Root: kṛ (class 8)