महाभारतः mahābhārataḥ - book-12, chapter-333, verse-21

पितामहपिता चैव अहमेवात्र कारणम् ।
इत्येवमुक्त्वा वचनं देवदेवो वृषाकपिः ॥२१॥

21. pitāmahapitā caiva ahamevātra kāraṇam ,
ityevamuktvā vacanaṁ devadevo vṛṣākapiḥ.

21. pitāmaha-pitā ca eva aham eva atra kāraṇam
iti evam uktvā vacanam devadevaḥ vṛṣākapiḥ

21. pitāmaha-pitā ca eva aham eva atra kāraṇam
iti evam vacanam uktvā devadevaḥ vṛṣākapiḥ

21. I am indeed the great-grandfather and truly the cause of all this. Having spoken these words thus, Vṛṣākapi, the God of gods (devadeva)...

Words meanings summery:

• पितामह-पिता (pitāmaha-pitā) - the great-grandfather, ultimate ancestor (father of the grandfather, great-grandfather)

• च (ca) - and (and, also)

• एव (eva) - indeed (indeed, only, very)

• अहम् (aham) - I

• एव (eva) - indeed (indeed, only, very)

• अत्र (atra) - in this matter (here, in this place, in this matter)

• कारणम् (kāraṇam) - the cause (of all) (cause, reason, instrument)

• इति (iti) - thus (thus, so, a particle marking conclusion or quotation)

• एवम् (evam) - thus (thus, so, in this manner)

• उक्त्वा (uktvā) - having spoken (having spoken, having said)

• वचनम् (vacanam) - these words (word, speech, statement)

• देवदेवः (devadevaḥ) - the God of gods (devadeva) (god of gods, supreme deity)

• वृषाकपिः (vṛṣākapiḥ) - Vṛṣākapi (a specific deity, possibly Shiva or Vishnu) (Vrishakapi (an epithet of various deities))

Words meanings and morphology

पितामह-पिता (pitāmaha-pitā) - the great-grandfather, ultimate ancestor (father of the grandfather, great-grandfather)

(noun)

Nominative, masculine, singular of pitāmaha-pitṛ

pitāmaha-pitṛ - father of the paternal grandfather, great-grandfather

Compound.

Compound type : Tatpurusha (pitāmaha+pitṛ)

• pitāmaha – grandfather, progenitor, Brahma
  noun (masculine)
  `a`-ending masculine noun.
• pitṛ – father, ancestor
  noun (masculine)
  `ṛ`-ending masculine noun.

च (ca) - and (and, also)

(indeclinable)

Conjunction.

एव (eva) - indeed (indeed, only, very)

(indeclinable)

Emphatic particle.

अहम् (aham) - I

(pronoun)

Nominative, singular of mat

mat - I, me (1st person pronoun)

एव (eva) - indeed (indeed, only, very)

(indeclinable)

Emphatic particle.

अत्र (atra) - in this matter (here, in this place, in this matter)

(indeclinable)

Adverb of place or circumstance.

कारणम् (kāraṇam) - the cause (of all) (cause, reason, instrument)

(noun)

Nominative, neuter, singular of kāraṇa

kāraṇa - cause, reason, motive, instrument, means

From root √kṛ (to do, make) with suffix -ana.

Root: kṛ (class 8)

Note: Functions as a predicate to 'aham'.

इति (iti) - thus (thus, so, a particle marking conclusion or quotation)

(indeclinable)

Particle marking conclusion, quotation, or manner.

Note: Precedes a quotation or summarizes a preceding statement.

एवम् (evam) - thus (thus, so, in this manner)

(indeclinable)

Adverb of manner.

उक्त्वा (uktvā) - having spoken (having spoken, having said)

(indeclinable)

Absolutive (Gerund)

From root √vac (2nd class), past participle stem `ukta`, then absolutive suffix `-tvā`.

Root: vac (class 2)

वचनम् (vacanam) - these words (word, speech, statement)

(noun)

Accusative, neuter, singular of vacana

vacana - word, speech, saying, statement

From root √vac (to speak) with suffix -ana.

Root: vac (class 2)

Note: Object of `uktvā`.

देवदेवः (devadevaḥ) - the God of gods (devadeva) (god of gods, supreme deity)

(noun)

Nominative, masculine, singular of devadeva

devadeva - god of gods, supreme deity, an epithet of Shiva, Vishnu, etc.

Compound.

Compound type : Tatpurusha (deva+deva)

• deva – god, deity, divine
  noun (masculine)
  `a`-ending masculine noun.
• deva – god, deity, divine
  noun (masculine)
  `a`-ending masculine noun.

वृषाकपिः (vṛṣākapiḥ) - Vṛṣākapi (a specific deity, possibly Shiva or Vishnu) (Vrishakapi (an epithet of various deities))

(proper noun)

Nominative, masculine, singular of vṛṣākapi

vṛṣākapi - an epithet for Indra, Vishnu, Shiva; literally 'bull-ape' or 'strong ape', 'dispeller of sin'

Compound of `vṛṣa` (bull, strong, male) and `kapi` (ape). `i`-ending masculine noun.

Compound type : Bahuvrihi (vṛṣa+kapi)

• vṛṣa – bull, male, powerful, strong
  noun (masculine)
  `a`-ending masculine noun.
• kapi – monkey, ape, specific epithet (e.g. of Hanuman)
  noun (masculine)
  `i`-ending masculine noun.