महाभारतः mahābhārataḥ - book-3, chapter-258, verse-11

पितामहो रावणस्य साक्षाद्देवः प्रजापतिः ।
स्वयंभूः सर्वलोकानां प्रभुः स्रष्टा महातपाः ॥११॥

11. pitāmaho rāvaṇasya sākṣāddevaḥ prajāpatiḥ ,
svayaṁbhūḥ sarvalokānāṁ prabhuḥ sraṣṭā mahātapāḥ.

11. pitāmahaḥ rāvaṇasya sākṣāt devaḥ prajāpatiḥ
svayaṃbhūḥ sarvalokānāṃ prabhuḥ sraṣṭā mahātapāḥ

11. Ravana's grandfather is none other than the divine Prajapati, the self-existent Lord, the creator of all worlds, and one of great asceticism (tapas).

Words meanings summery:

• पितामहः (pitāmahaḥ) - Brahma is Ravana's paternal grandfather (grandfather)

• रावणस्य (rāvaṇasya) - of Ravana

• साक्षात् (sākṣāt) - The god Prajapati himself, not merely associated (directly, visibly, in person)

• देवः (devaḥ) - Prajapati, as a divine being (god, divine being)

• प्रजापतिः (prajāpatiḥ) - The creator god, Brahma (Prajapati, lord of creation)

• स्वयंभूः (svayaṁbhūḥ) - Prajapati, as the uncreated creator (self-existent, self-born)

• सर्वलोकानां (sarvalokānāṁ) - Prajapati is the lord of all worlds (of all worlds)

• प्रभुः (prabhuḥ) - Prajapati as the supreme lord (lord, master, powerful)

• स्रष्टा (sraṣṭā) - Prajapati as the one who creates (creator)

• महातपाः (mahātapāḥ) - Prajapati, due to his immense spiritual power or penance (one of great asceticism (tapas), one with great penance)

Words meanings and morphology

पितामहः (pitāmahaḥ) - Brahma is Ravana's paternal grandfather (grandfather)

(noun)

Nominative, masculine, singular of pitāmaha

pitāmaha - paternal grandfather

रावणस्य (rāvaṇasya) - of Ravana

(proper noun)

Genitive, masculine, singular of rāvaṇa

rāvaṇa - Ravana (proper name)

साक्षात् (sākṣāt) - The god Prajapati himself, not merely associated (directly, visibly, in person)

(indeclinable)

देवः (devaḥ) - Prajapati, as a divine being (god, divine being)

(noun)

Nominative, masculine, singular of deva

deva - god, deity, divine

प्रजापतिः (prajāpatiḥ) - The creator god, Brahma (Prajapati, lord of creation)

(proper noun)

Nominative, masculine, singular of prajāpati

prajāpati - Lord of creation, Prajapati, Brahma

Compound type : tatpuruṣa (prajā+pati)

• prajā – offspring, creatures, subjects
  noun (feminine)
• pati – lord, master, husband
  noun (masculine)

स्वयंभूः (svayaṁbhūḥ) - Prajapati, as the uncreated creator (self-existent, self-born)

(adjective)

Nominative, masculine, singular of svayaṃbhū

svayaṁbhū - self-existent, self-born

Compound type : bahuvrīhi (svayam+bhū)

• svayam – oneself
  indeclinable
• bhū – being, existent
  noun (masculine)
  From root bhū (to be)
  Root: bhū (class 1)

Note: Agrees with Prajapati

सर्वलोकानां (sarvalokānāṁ) - Prajapati is the lord of all worlds (of all worlds)

(noun)

Genitive, masculine, plural of sarvaloka

sarvaloka - all worlds

Compound type : karmadhāraya (sarva+loka)

• sarva – all, every
  adjective (masculine)
• loka – world, realm
  noun (masculine)

प्रभुः (prabhuḥ) - Prajapati as the supreme lord (lord, master, powerful)

(noun)

Nominative, masculine, singular of prabhu

prabhu - lord, master, mighty

From prefix pra + root bhū (to be)

Prefix: pra

Root: bhū (class 1)

Note: Agrees with Prajapati

स्रष्टा (sraṣṭā) - Prajapati as the one who creates (creator)

(noun)

Nominative, masculine, singular of sraṣṭṛ

sraṣṭṛ - creator, fashioner

Agent Noun

From root sṛj (to create) with suffix -tṛ

Root: sṛj (class 6)

Note: Agrees with Prajapati

महातपाः (mahātapāḥ) - Prajapati, due to his immense spiritual power or penance (one of great asceticism (tapas), one with great penance)

(adjective)

Nominative, masculine, singular of mahātapā

mahātapā - one of great asceticism, great ascetic

Compound type : bahuvrīhi (mahā+tapas)

• mahā – great, mighty
  adjective
• tapas – asceticism, penance, heat
  noun (neuter)

Note: Agrees with Prajapati (nominative singular masculine)