महाभारतः mahābhārataḥ - book-9, chapter-59, verse-2

गदायुद्धविशेषज्ञो गदायुद्धविशारदः ।
कृतवान्रौहिणेयो यत्तन्ममाचक्ष्व संजय ॥२॥

2. gadāyuddhaviśeṣajño gadāyuddhaviśāradaḥ ,
kṛtavānrauhiṇeyo yattanmamācakṣva saṁjaya.

2. gadāyuddhaviśeṣajñaḥ gadāyuddhaviśāradaḥ
kṛtavān rauhiṇeyaḥ yat tat mama ācakṣva saṃjaya

2. saṃjaya gadāyuddhaviśeṣajñaḥ gadāyuddhaviśāradaḥ
rauhiṇeyaḥ yat kṛtavān tat mama ācakṣva

2. O Sañjaya, please tell me what the son of Rohiṇī (Balarāma), who is highly skilled and an expert in mace-fighting, did.

Words meanings summery:

• गदायुद्धविशेषज्ञः (gadāyuddhaviśeṣajñaḥ) - Balarāma, expert in mace-fighting (expert in mace-fighting, knowledgeable in club warfare)

• गदायुद्धविशारदः (gadāyuddhaviśāradaḥ) - Balarāma, skilled in mace-fighting (skilled in mace-fighting, expert in club warfare)

• कृतवान् (kṛtavān) - what he (Balarāma) did (he did, he made, having done)

• रौहिणेयः (rauhiṇeyaḥ) - Balarāma, son of Rohiṇī (son of Rohiṇī)

• यत् (yat) - what (he did) (what, which, that)

• तत् (tat) - that (thing) (that, it)

• मम (mama) - to me (to me, my)

• आचक्ष्व (ācakṣva) - please tell (tell, relate, declare)

• संजय (saṁjaya) - O Sañjaya

Words meanings and morphology

गदायुद्धविशेषज्ञः (gadāyuddhaviśeṣajñaḥ) - Balarāma, expert in mace-fighting (expert in mace-fighting, knowledgeable in club warfare)

(noun)

Nominative, masculine, singular of gadāyuddhaviśeṣajña

gadāyuddhaviśeṣajña - one who is particularly knowledgeable in mace-fighting

Compound type : Tatpurusha (gadāyuddha+viśeṣajña)

• gadāyuddha – mace-fight, club-warfare
  noun (neuter)
• viśeṣajña – knowing the particulars, expert, specialist
  noun (masculine)
  From viśeṣa + jña

गदायुद्धविशारदः (gadāyuddhaviśāradaḥ) - Balarāma, skilled in mace-fighting (skilled in mace-fighting, expert in club warfare)

(noun)

Nominative, masculine, singular of gadāyuddhaviśārada

gadāyuddhaviśārada - one proficient or skilled in mace-fighting

Compound type : Tatpurusha (gadāyuddha+viśārada)

• gadāyuddha – mace-fight, club-warfare
  noun (neuter)
• viśārada – expert, skilled, proficient
  adjective (masculine)

कृतवान् (kṛtavān) - what he (Balarāma) did (he did, he made, having done)

(adjective)

Nominative, masculine, singular of kṛtavat

kṛtavat - having done, performed

Past Active Participle

Derived from root kṛ (to do, make) with suffix -vat

Root: kṛ (class 8)

रौहिणेयः (rauhiṇeyaḥ) - Balarāma, son of Rohiṇī (son of Rohiṇī)

(proper noun)

Nominative, masculine, singular of rauhineya

rauhineya - son of Rohiṇī

Patronymic from Rohiṇī

यत् (yat) - what (he did) (what, which, that)

(pronoun)

Nominative, neuter, singular of yat

yat - which, what, that

तत् (tat) - that (thing) (that, it)

(pronoun)

Accusative, neuter, singular of tad

tad - that, this, it

मम (mama) - to me (to me, my)

(pronoun)

Dative, singular of mad

mad - I, me

First person pronoun

Note: Can also be genitive

आचक्ष्व (ācakṣva) - please tell (tell, relate, declare)

(verb)

2nd person , singular, middle, imperative (loṭ) of ācakṣ

Imperative, Middle Voice

Root cakṣ with upasarga ā

Prefix: ā

Root: cakṣ (class 2)

संजय (saṁjaya) - O Sañjaya

(proper noun)

Vocative, masculine, singular of saṃjaya

saṁjaya - Sañjaya (proper name)