योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-13, verse-12

तदप्याकाशरूपात्मकल्पनात्मनि सन्मयम् ।
क्वचिन्न नाम तत्सिद्धं यदसिद्धेन साध्यते ॥ १२ ॥

tadapyākāśarūpātmakalpanātmani sanmayam ,
kvacinna nāma tatsiddhaṃ yadasiddhena sādhyate 12

12. tat api ākāśarūpātmakalpanātmani sanmayam kvacit
na nāma tat siddham yat asiddhena sādhyate

12. tat api (jagattat) ākāśarūpātmakalpanātmani sanmayam.
kvacit nāma na tat siddham yat asiddhena sādhyate.

12. That (world) too, being essentially pure existence (sat), dwells within the self (ātman) of imagination which takes the form of space (ākāśa). For indeed, nothing real (siddha) can ever be accomplished by something unreal (asiddha).

Words meanings summery:

• तत् (tat) - refers to the expanded world from the previous verse (that, it)

• अपि (api) - also, even

• आकाशरूपात्मकल्पनात्मनि (ākāśarūpātmakalpanātmani) - in the self (ātman) of imagination (kalpanā) which takes the form (rūpa) of space (ākāśa)

• सन्मयम् (sanmayam) - consisting of pure being, pervaded by existence

• क्वचित् (kvacit) - never (when used with 'na') (anywhere, sometimes)

• न (na) - not, no

• नाम (nāma) - used as an emphatic particle 'indeed' (indeed, by name, truly)

• तत् (tat) - that, it

• सिद्धम् (siddham) - accomplished, real, perfected

• यत् (yat) - which, whatever

• असिद्धेन (asiddhena) - by the unreal, by the unaccomplished

• साध्यते (sādhyate) - is accomplished, is effected

Words meanings and morphology

तत् (tat) - refers to the expanded world from the previous verse (that, it)

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

अपि (api) - also, even

(indeclinable)

आकाशरूपात्मकल्पनात्मनि (ākāśarūpātmakalpanātmani) - in the self (ātman) of imagination (kalpanā) which takes the form (rūpa) of space (ākāśa)

(noun)

Locative, masculine, singular of ākāśarūpātmakalpanātman

ākāśarūpātmakalpanātman - the self of imagination, which takes the form of space

Compound type : tatpurusha (ākāśa+rūpa+ātman+kalpanā+ātman)

• ākāśa – space, ether, sky
  noun (masculine)
• rūpa – form, nature, appearance
  noun (neuter)
• ātman – self, soul, spirit (ātman)
  noun (masculine)
• kalpanā – imagination, creation, fabrication
  noun (feminine)
  derived from √kḷp
  Root: kḷp (class 1)
• ātman – self, soul, spirit (ātman)
  noun (masculine)

सन्मयम् (sanmayam) - consisting of pure being, pervaded by existence

(adjective)

Nominative, neuter, singular of sanmaya

sanmaya - consisting of being/existence, real

derived from 'sat' with suffix '-maya'

Compound type : tatpurusha (sat+maya)

• sat – being, existent, real, good
  adjective (neuter)
  Present Active Participle (of √as)
  Present Active Participle of √as 'to be'
  Root: as (class 2)
• maya – consisting of, made of
  suffix
  suffix indicating 'made of' or 'full of'

Note: Agrees with 'tat' (referring to 'idam' from previous verse).

क्वचित् (kvacit) - never (when used with 'na') (anywhere, sometimes)

(indeclinable)

न (na) - not, no

(indeclinable)

नाम (nāma) - used as an emphatic particle 'indeed' (indeed, by name, truly)

(indeclinable)

तत् (tat) - that, it

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Note: Refers to 'siddham'.

सिद्धम् (siddham) - accomplished, real, perfected

(adjective)

Nominative, neuter, singular of siddha

siddha - accomplished, real, perfected, proven

Past Passive Participle

PPP of √sidh 'to accomplish, succeed'

Root: sidh (class 1)

Note: Can function as a noun, 'a real thing'.

यत् (yat) - which, whatever

(pronoun)

Nominative, neuter, singular of yat

yat - which, what, whoever

Note: Refers to the thing that is accomplished.

असिद्धेन (asiddhena) - by the unreal, by the unaccomplished

(adjective)

Instrumental, neuter, singular of asiddha

asiddha - unreal, unaccomplished, unproven

negation of 'siddha' with prefix 'a-'

Compound type : nañ-tatpurusha (a+siddha)

• a – not, un-
  prefix
  negating prefix
• siddha – accomplished, real, perfected
  adjective (neuter)
  Past Passive Participle
  PPP of √sidh
  Root: sidh (class 1)

साध्यते (sādhyate) - is accomplished, is effected

(verb)

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

Present, passive voice, 3rd person singular

root √sādh (5th class, Parasmaipada/Ātmanepada), present indicative, passive voice

Root: sādh (class 5)