योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-79, verse-11

कश्च वायुरवायुश्च कः शब्दोऽशब्द एव कः ।
कः सर्वं न च किंचिच्च कोऽहं नाहं च किं भवेत् ॥ ११ ॥

kaśca vāyuravāyuśca kaḥ śabdo'śabda eva kaḥ ,
kaḥ sarvaṃ na ca kiṃcicca ko'haṃ nāhaṃ ca kiṃ bhavet 11

11. kaḥ ca vāyuḥ avāyuḥ ca kaḥ śabdaḥ aśabdaḥ eva kaḥ kaḥ
sarvam na ca kiṃcit ca kaḥ aham na aham ca kim bhavet

11. kaḥ ca vāyuḥ avāyuḥ ca kaḥ śabdaḥ aśabdaḥ eva kaḥ kaḥ
sarvam na ca kiṃcit ca kaḥ aham na aham ca kim bhavet

11. Who is both wind and not wind? Who is both sound and soundless? Who is everything and yet nothing at all? And what could be both 'I' and 'not I'?

Words meanings summery:

• कः (kaḥ) - who, what, which

• च (ca) - and, also

• वायुः (vāyuḥ) - wind, air, god of wind

• अवायुः (avāyuḥ) - not wind, windless

• च (ca) - and, also

• कः (kaḥ) - who, what, which

• शब्दः (śabdaḥ) - sound, word, speech

• अशब्दः (aśabdaḥ) - soundless, silent, wordless

• एव (eva) - indeed, only, just

• कः (kaḥ) - who, what, which

• कः (kaḥ) - who, what, which

• सर्वम् (sarvam) - all, everything, whole

• न (na) - not, no

• च (ca) - and, also

• किंचित् (kiṁcit) - nothing at all (due to 'na') (anything, something, a little)

• च (ca) - and, also

• कः (kaḥ) - who, what, which

• अहम् (aham) - I, myself

• न (na) - not, no

• अहम् (aham) - I, myself

• च (ca) - and, also

• किम् (kim) - what, why, how

• भवेत् (bhavet) - it may be, it should be, it could be

Words meanings and morphology

कः (kaḥ) - who, what, which

(pronoun)

Nominative, masculine, singular of kim

kim - who, what, which, why, how

च (ca) - and, also

(indeclinable)

वायुः (vāyuḥ) - wind, air, god of wind

(noun)

Nominative, masculine, singular of vāyu

vāyu - wind, air, god of wind, vital breath (prāṇa)

अवायुः (avāyuḥ) - not wind, windless

(adjective)

Nominative, masculine, singular of avāyu

avāyu - not wind, windless, without air

Compound type : nañ-tatpuruṣa (a+vāyu)

• a – not, non-, un-
  indeclinable
• vāyu – wind, air, god of wind, vital breath (prāṇa)
  noun (masculine)

Note: Adjective used as a noun here.

च (ca) - and, also

(indeclinable)

कः (kaḥ) - who, what, which

(pronoun)

Nominative, masculine, singular of kim

kim - who, what, which, why, how

शब्दः (śabdaḥ) - sound, word, speech

(noun)

Nominative, masculine, singular of śabda

śabda - sound, word, speech, noise, language

अशब्दः (aśabdaḥ) - soundless, silent, wordless

(adjective)

Nominative, masculine, singular of aśabda

aśabda - soundless, silent, wordless, inaudible

Compound type : nañ-tatpuruṣa (a+śabda)

• a – not, non-, un-
  indeclinable
• śabda – sound, word, speech, noise, language
  noun (masculine)

Note: Adjective used as a noun here.

एव (eva) - indeed, only, just

(indeclinable)

कः (kaḥ) - who, what, which

(pronoun)

Nominative, masculine, singular of kim

kim - who, what, which, why, how

कः (kaḥ) - who, what, which

(pronoun)

Nominative, masculine, singular of kim

kim - who, what, which, why, how

सर्वम् (sarvam) - all, everything, whole

(pronoun)

Nominative, neuter, singular of sarva

sarva - all, every, whole, entire, complete

Note: Can also be accusative singular neuter. Here it functions as a noun 'everything'.

न (na) - not, no

(indeclinable)

च (ca) - and, also

(indeclinable)

किंचित् (kiṁcit) - nothing at all (due to 'na') (anything, something, a little)

(indeclinable)

Compound type : tatpuruṣa (kim+cit)

• kim – who, what
  pronoun
• cit – a particle implying indefiniteness, (when joined to interrogative pronouns, makes them indefinite, e.g. 'kaścit' = someone)
  indeclinable

Note: Used as "anything" in this context.

च (ca) - and, also

(indeclinable)

कः (kaḥ) - who, what, which

(pronoun)

Nominative, masculine, singular of kim

kim - who, what, which, why, how

अहम् (aham) - I, myself

(pronoun)

Nominative, singular of asmad

asmad - I, we

न (na) - not, no

(indeclinable)

अहम् (aham) - I, myself

(pronoun)

Nominative, singular of asmad

asmad - I, we

च (ca) - and, also

(indeclinable)

किम् (kim) - what, why, how

(pronoun)

Nominative, neuter, singular of kim

kim - who, what, which, why, how

Note: Also can be an indeclinable 'why?'. Here it is used in an interrogative sense, 'what'.

भवेत् (bhavet) - it may be, it should be, it could be

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Optative Mood

From root bhū, 3rd person singular, optative active

Root: bhū (class 1)