महाभारतः mahābhārataḥ - book-12, chapter-39, verse-39

पुरा कृतयुगे तात चार्वाको नाम राक्षसः ।
तपस्तेपे महाबाहो बदर्यां बहुवत्सरम् ॥३९॥

39. purā kṛtayuge tāta cārvāko nāma rākṣasaḥ ,
tapastepe mahābāho badaryāṁ bahuvatsaram.

39. purā kṛtayuge tāta cārvākaḥ nāma rākṣasaḥ
tapaḥ tepe mahābāho badaryām bahuvatsaram

39. tāta mahābāho purā kṛtayuge cārvākaḥ nāma
rākṣasaḥ badaryām bahuvatsaram tapaḥ tepe

39. O dear one (tāta), O mighty-armed one (mahābāho), formerly, in the Kṛta Yuga, a demon named Cārvāka performed great austerity (tapas) for many years in Badarī.

Words meanings summery:

• पुरा (purā) - in ancient times (formerly, in ancient times, before)

• कृतयुगे (kṛtayuge) - in the Kṛta Yuga (in the Kṛta Yuga, in the Golden Age)

• तात (tāta) - O dear one (address to Dhṛtarāṣṭra) (O dear one, O son, O father (term of endearment))

• चार्वाकः (cārvākaḥ) - Cārvāka (Cārvāka (a proper name))

• नाम (nāma) - named (named, by name, indeed)

• राक्षसः (rākṣasaḥ) - a demon

• तपः (tapaḥ) - austerity (tapas) (austerity, penance, heat)

• तेपे (tepe) - he performed (he performed, he practiced)

• महाबाहो (mahābāho) - O mighty-armed one (address to Dhṛtarāṣṭra) (O mighty-armed one)

• बदर्याम् (badaryām) - in Badarī (in Badarī (a sacred place))

• बहुवत्सरम् (bahuvatsaram) - for many years

Words meanings and morphology

पुरा (purā) - in ancient times (formerly, in ancient times, before)

(indeclinable)

कृतयुगे (kṛtayuge) - in the Kṛta Yuga (in the Kṛta Yuga, in the Golden Age)

(noun)

Locative, masculine, singular of kṛtayuga

kṛtayuga - the Kṛta Yuga, the Golden Age (first of the four yugas)

Compound type : karmahāraya (kṛta+yuga)

• kṛta – done, made, performed; successful, prosperous
  adjective
  Past Passive Participle
  from √kṛ (to do, to make)
  Root: kṛ (class 8)
• yuga – a yuga, an age, a period of time; a pair, a team
  noun (masculine)

तात (tāta) - O dear one (address to Dhṛtarāṣṭra) (O dear one, O son, O father (term of endearment))

(noun)

Vocative, masculine, singular of tāta

tāta - father, dear one, sir (term of endearment and respect)

चार्वाकः (cārvākaḥ) - Cārvāka (Cārvāka (a proper name))

(proper noun)

Nominative, masculine, singular of cārvāka

cārvāka - Cārvāka (name of a philosopher or school of thought, or a demon)

नाम (nāma) - named (named, by name, indeed)

(indeclinable)

राक्षसः (rākṣasaḥ) - a demon

(noun)

Nominative, masculine, singular of rākṣasa

rākṣasa - a demon, an evil being

तपः (tapaḥ) - austerity (tapas) (austerity, penance, heat)

(noun)

Accusative, neuter, singular of tapas

tapas - austerity, penance, heat, spiritual fervor

तेपे (tepe) - he performed (he performed, he practiced)

(verb)

3rd person , singular, active, perfect (liṭ) of tap

Perfect Active

root √tap, 3rd person singular, Ātmanepada, Perfect tense

Root: tap (class 1)

महाबाहो (mahābāho) - O mighty-armed one (address to Dhṛtarāṣṭra) (O mighty-armed one)

(noun)

Vocative, masculine, singular of mahābāhu

mahābāhu - mighty-armed, one with powerful arms

Compound type : bahuvrīhi (mahā+bāhu)

• mahā – great, large, mighty
  adjective
• bāhu – arm
  noun (masculine)

बदर्याम् (badaryām) - in Badarī (in Badarī (a sacred place))

(proper noun)

Locative, feminine, singular of badarī

badarī - Badarī (a sacred place, identified with Badrinath in the Himalayas; a jujube tree)

बहुवत्सरम् (bahuvatsaram) - for many years

(noun)

Accusative, neuter, singular of bahuvatsara

bahuvatsara - many years

Compound type : dvigu/karmahāraya (bahu+vatsara)

• bahu – much, many, abundant
  adjective
• vatsara – year
  noun (masculine)

Note: Used adverbially.