महाभारतः mahābhārataḥ - book-3, chapter-206, verse-33

युधिष्ठिर उवाच ।
अत्यद्भुतमिदं ब्रह्मन्धर्माख्यानमनुत्तमम् ।
सर्वधर्मभृतां श्रेष्ठ कथितं द्विजसत्तम ॥३३॥

33. yudhiṣṭhira uvāca ,
atyadbhutamidaṁ brahmandharmākhyānamanuttamam ,
sarvadharmabhṛtāṁ śreṣṭha kathitaṁ dvijasattama.

33. yudhiṣṭhiraḥ uvāca | atyadbhutam idam brahman dharmākhyānam
anuttamam | sarvadharmabhṛtām śreṣṭha kathitam dvijasattama

33. Yudhiṣṭhira said: 'O Brahmin, O best among all who uphold natural law (dharma), O best among the twice-born, this narration of natural law (dharma) that has been recounted is truly amazing and unsurpassed.'

Words meanings summery:

• युधिष्ठिरः (yudhiṣṭhiraḥ) - The speaker's name. (Yudhiṣṭhira)

• उवाच (uvāca) - he said, spoke

• अत्यद्भुतम् (atyadbhutam) - very wonderful, extraordinary

• इदम् (idam) - this (narration) (this, this one)

• ब्रह्मन् (brahman) - O Brahmin (addressing the speaker of the previous verses, presumably Vyasa or another sage) (O Brahmin, O learned one)

• धर्माख्यानम् (dharmākhyānam) - narration of natural law (dharma) (narration of dharma, explanation of duty)

• अनुत्तमम् (anuttamam) - unsurpassed, unequalled, supreme

• सर्वधर्मभृताम् (sarvadharmabhṛtām) - of all who uphold natural law (dharma)

• श्रेष्ठ (śreṣṭha) - O best one (O best, O most excellent)

• कथितम् (kathitam) - has been recounted (told, narrated, recounted)

• द्विजसत्तम (dvijasattama) - O best among the Brahmins (O best among the twice-born)

Words meanings and morphology

युधिष्ठिरः (yudhiṣṭhiraḥ) - The speaker's name. (Yudhiṣṭhira)

(proper noun)

Nominative, masculine, singular of yudhiṣṭhira

yudhiṣṭhira - Yudhiṣṭhira (firm in battle)

उवाच (uvāca) - he said, spoke

(verb)

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

perfect tense

Irregular perfect form from root 'vac'.

Root: vac (class 2)

अत्यद्भुतम् (atyadbhutam) - very wonderful, extraordinary

(adjective)

Nominative, neuter, singular of atyadbhuta

atyadbhuta - very wonderful, extraordinary, highly surprising

Compound of 'ati' (very) and 'adbhuta' (wonderful).

Compound type : karmadhāraya (ati+adbhuta)

• ati – very, exceeding, over
  indeclinable
  Preposition/prefix
• adbhuta – wonderful, marvelous, astonishing
  adjective (neuter)
  From root 'bhū' (to be) + 'ad'.
  Root: bhū (class 1)

Note: Agrees with 'idam dharmākhyānam'.

इदम् (idam) - this (narration) (this, this one)

(pronoun)

Nominative, neuter, singular of idam

idam - this, this one

From pronominal stem 'idám'.

Note: Agrees with 'dharmākhyānam'.

ब्रह्मन् (brahman) - O Brahmin (addressing the speaker of the previous verses, presumably Vyasa or another sage) (O Brahmin, O learned one)

(noun)

Vocative, masculine, singular of brahman

brahman - Brahmin, priest, learned person, a hymn, the Absolute (brahman)

Root: bṛh (class 1)

धर्माख्यानम् (dharmākhyānam) - narration of natural law (dharma) (narration of dharma, explanation of duty)

(noun)

Nominative, neuter, singular of dharmākhyāna

dharmākhyāna - narration of dharma, description of duty

Tatpurusha compound of 'dharma' and 'ākhyāna'.

Compound type : tatpurusha (dharma+ākhyāna)

• dharma – natural law, constitution, intrinsic nature, duty, virtue
  noun (masculine)
  From root 'dhṛ'.
  Root: dhṛ (class 1)
• ākhyāna – narration, story, legend
  noun (neuter)
  From root 'khyā' with 'ā' prefix, and suffix 'ana'.
  Prefix: ā
  Root: khyā (class 2)

Note: Subject of the implied verb 'is'.

अनुत्तमम् (anuttamam) - unsurpassed, unequalled, supreme

(adjective)

Nominative, neuter, singular of anuttama

anuttama - unsurpassed, unequalled, supreme, excellent

Compound of 'an' (not) and 'uttama' (highest).

Compound type : nañ-tatpurusha (a+uttama)

• a – not, un-
  indeclinable
  Negative particle.
• uttama – highest, best, supreme
  adjective (masculine)
  Superlative of 'ud' (up) or 'ut'.

Note: Agrees with 'dharmākhyānam'.

सर्वधर्मभृताम् (sarvadharmabhṛtām) - of all who uphold natural law (dharma)

(noun)

Genitive, masculine, plural of sarvadharmabhṛt

sarvadharmabhṛt - upholder of all natural law (dharma), one who observes all duties

Tatpurusha compound of 'sarva' and 'dharmabhṛt'.

Compound type : tatpurusha (sarva+dharmabhṛt)

• sarva – all, every, entire
  adjective (masculine)
• dharmabhṛt – upholder of dharma, righteous one
  noun (masculine)
  Compound of 'dharma' and 'bhṛt' (from root 'bhṛ').
  Root: bhṛ (class 1)

श्रेष्ठ (śreṣṭha) - O best one (O best, O most excellent)

(adjective)

Vocative, masculine, singular of śreṣṭha

śreṣṭha - best, most excellent, superior

Superlative of 'praśasya' (praiseworthy).

Root: praśas

Note: Qualifies the addressed Brahmin.

कथितम् (kathitam) - has been recounted (told, narrated, recounted)

(participle)

Nominative, neuter, singular of kathita

kathita - told, narrated, said

Past Passive Participle

From root 'kath' (to tell).

Root: kath (class 10)

द्विजसत्तम (dvijasattama) - O best among the Brahmins (O best among the twice-born)

(noun)

Vocative, masculine, singular of dvijasattama

dvijasattama - best among the twice-born, best Brahmin

Tatpurusha compound of 'dvija' and 'sattama'.

Compound type : tatpurusha (dvija+sattama)

• dvija – twice-born (Brahmin, Kshatriya, Vaishya, or bird, tooth)
  noun (masculine)
  From 'dvi' (twice) + root 'jan' (to be born).
  Root: jan (class 4)
• sattama – best, most excellent, most virtuous
  adjective (masculine)
  Superlative of 'sat'.
  Root: as (class 2)

Note: Refers to the speaker addressing Yudhiṣṭhira, or it could be Yudhiṣṭhira addressing a Brahmin. Given it follows 'brahman' and 'śreṣṭha', it's Yudhiṣṭhira addressing the Brahmin.