योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-78, verse-4

कौ भवन्तौ महाबुद्धी दुर्बुद्धी वा समागतौ ।
मद्ग्रासपदमापन्नौ क्षणान्मरणकोचितौ ॥ ४ ॥

kau bhavantau mahābuddhī durbuddhī vā samāgatau ,
madgrāsapadamāpannau kṣaṇānmaraṇakocitau 4

4. kau bhavantau mahābuddhī durbuddhī vā samāgatau
mat grāsa padam āpannau kṣaṇāt maraṇa kocitau

4. bhavantau kau samāgatau,
mahābuddhī vā durbuddhī? mat grāsa padam āpannau,
kṣaṇāt maraṇa kocitau

4. Who are you two, whether possessing great intellect or wicked intellect, who have arrived here? Having become prey for me, you are destined to be withered by death in an instant.

Words meanings summery:

• कौ (kau) - Who are the two addressed individuals? (who (dual masculine))

• भवन्तौ (bhavantau) - Referring to the two individuals being addressed. (you two, being (dual masculine))

• महाबुद्धी (mahābuddhī) - Mockingly or genuinely implying great intelligence. (of great intellect, very intelligent (dual masculine))

• दुर्बुद्धी (durbuddhī) - Mockingly or genuinely implying foolishness. (of wicked intellect, foolish (dual masculine))

• वा (vā) - or

• समागतौ (samāgatau) - Referring to the arrival of the two addressed individuals. (having arrived, come together (dual masculine))

• मत् (mat) - Referring to the speaker. (my, of me)

• ग्रास (grāsa) - Prey for the speaker. (mouthful, bite, prey, food)

• पदम् (padam) - The sphere or domain into which they have entered. (step, foot, place, position, path, domain)

• आपन्नौ (āpannau) - Having entered the state of being the speaker's prey. (having reached, having attained, having fallen into (dual masculine))

• क्षणात् (kṣaṇāt) - Indicating immediate consequence. (from a moment, in an instant)

• मरण (maraṇa) - The death awaiting them. (death, dying)

• कोचितौ (kocitau) - Withered by death, doomed. (shrunken, withered, closed (dual masculine))

Words meanings and morphology

कौ (kau) - Who are the two addressed individuals? (who (dual masculine))

(pronoun)

Nominative, masculine, dual of kim

kim - what, who, which

भवन्तौ (bhavantau) - Referring to the two individuals being addressed. (you two, being (dual masculine))

(pronoun)

Nominative, masculine, dual of bhavat

bhavat - you (polite), being, becoming

Present Active Participle

From root 'bhū' (to be, to become), suffix -at, declined as masculine nominative dual.

Root: bhū (class 1)

महाबुद्धी (mahābuddhī) - Mockingly or genuinely implying great intelligence. (of great intellect, very intelligent (dual masculine))

(adjective)

Nominative, masculine, dual of mahābuddhi

mahābuddhi - great intellect, highly intelligent

Compound type : karmadhāraya (mahā+buddhi)

• mahā – great, mighty, large
  adjective
• buddhi – intellect, intelligence, understanding
  noun (feminine)
  From root 'budh' (to know, perceive).
  Root: budh (class 1)

दुर्बुद्धी (durbuddhī) - Mockingly or genuinely implying foolishness. (of wicked intellect, foolish (dual masculine))

(adjective)

Nominative, masculine, dual of durbuddhi

durbuddhi - foolish, unintelligent, wicked-minded

Compound type : karmadhāraya (dur+buddhi)

• dur – bad, difficult, ill-
  indeclinable
  Prefix indicating badness or difficulty.
• buddhi – intellect, intelligence, understanding
  noun (feminine)
  From root 'budh' (to know, perceive).
  Root: budh (class 1)

वा (vā) - or

(indeclinable)

समागतौ (samāgatau) - Referring to the arrival of the two addressed individuals. (having arrived, come together (dual masculine))

(adjective)

Nominative, masculine, dual of samāgata

samāgata - arrived, come together, met

Past Passive Participle

From root 'gam' with prefix 'sam-ā', suffix -ta.

Compound type : prādi (sam+ā+gam)

• sam – together, with, completely
  indeclinable
  Prefix.
• ā – towards, until, completely
  indeclinable
  Prefix.
• gam – to go, to move
  verb (masculine)
  Past Passive Participle
  Root for 'gata' (gone, arrived).
  Root: gam (class 1)

Note: Functions adjectivally to 'bhavantau'.

मत् (mat) - Referring to the speaker. (my, of me)

(pronoun)

Genitive, singular of asmad

asmad - I, me

Stem form of the first person pronoun 'asmad', used in compounds.

Note: Stem form 'mad' (of asmad) meaning 'my'. Used in compound with 'grāsa'.

ग्रास (grāsa) - Prey for the speaker. (mouthful, bite, prey, food)

(noun)

masculine, singular of grāsa

grāsa - mouthful, bite, food, prey

From root 'gras' (to swallow).

Root: gras (class 1)

Note: Forms part of a Tatpurusha compound 'madgrāsa' (my prey).

पदम् (padam) - The sphere or domain into which they have entered. (step, foot, place, position, path, domain)

(noun)

Accusative, neuter, singular of pada

pada - foot, step, place, position, path, word

Root: pad (class 4)

Note: Object of 'āpannau'. 'madgrāsa-padam' (the state of being my prey).

आपन्नौ (āpannau) - Having entered the state of being the speaker's prey. (having reached, having attained, having fallen into (dual masculine))

(adjective)

Nominative, masculine, dual of āpanna

āpanna - reached, obtained, fallen into, undergone

Past Passive Participle

From root 'āp' (to obtain, reach) with prefix 'ā', suffix -na (variation of -ta).

Compound type : prādi (ā+āp)

• ā – towards, until, completely
  indeclinable
  Prefix.
• āp – to obtain, reach
  verb (masculine)
  Past Passive Participle
  Root for 'panna' (obtained, fallen into).
  Root: āp (class 5)

Note: Functions adjectivally to 'bhavantau'. Takes 'madgrāsapadam' as object.

क्षणात् (kṣaṇāt) - Indicating immediate consequence. (from a moment, in an instant)

(noun)

Ablative, masculine, singular of kṣaṇa

kṣaṇa - moment, instant, short time

Root: kṣaṇ (class 1)

Note: Indicates 'from/in a moment'.

मरण (maraṇa) - The death awaiting them. (death, dying)

(noun)

neuter, singular of maraṇa

maraṇa - death, dying

action noun

From root 'mṛ' (to die), suffix -ana.

Root: mṛ (class 6)

कोचितौ (kocitau) - Withered by death, doomed. (shrunken, withered, closed (dual masculine))

(adjective)

Nominative, masculine, dual of kocita

kocita - shrunken, withered, closed, contracted

Past Passive Participle

From root 'kuc' (to shrink, contract), suffix -ita.

Root: kuc (class 6)

Note: Functions adjectivally to 'bhavantau'. 'maraṇakocitau' forms a Tatpurusha compound.