महाभारतः mahābhārataḥ - book-4, chapter-52, verse-23

ततो वज्रनिकाशेन फल्गुनः प्रहसन्निव ।
त्रयोदशेनेन्द्रसमः कृपं वक्षस्यताडयत् ॥२३॥

23. tato vajranikāśena phalgunaḥ prahasanniva ,
trayodaśenendrasamaḥ kṛpaṁ vakṣasyatāḍayat.

23. tataḥ vajranikāśena phalgunaḥ prahasan iva
trayodaśena indrasamaḥ kṛpam vakṣasi atāḍayat

23. Then Phalguna (Arjuna), laughing as if in sport, and equal to Indra in prowess, struck Kripa on the chest with a thirteenth arrow, which was like a thunderbolt.

Words meanings summery:

• ततः (tataḥ) - then, thereupon, from that

• वज्रनिकाशेन (vajranikāśena) - like a thunderbolt, resembling a thunderbolt

• फल्गुनः (phalgunaḥ) - Phalguna (Arjuna)

• प्रहसन् (prahasan) - laughing as if in sport (laughing, smiling)

• इव (iva) - as if, like, similar to

• त्रयोदशेन (trayodaśena) - by the thirteenth (arrow) (by the thirteenth)

• इन्द्रसमः (indrasamaḥ) - equal to Indra in prowess (equal to Indra)

• कृपम् (kṛpam) - Kripa

• वक्षसि (vakṣasi) - on the chest

• अताडयत् (atāḍayat) - he struck, he hit

Words meanings and morphology

ततः (tataḥ) - then, thereupon, from that

(indeclinable)

वज्रनिकाशेन (vajranikāśena) - like a thunderbolt, resembling a thunderbolt

(adjective)

Instrumental, masculine, singular of vajranikāśa

vajranikāśa - resembling a thunderbolt

Compound type : tatpuruṣa (vajra+nikāśa)

• vajra – thunderbolt, diamond
  noun (masculine)
• nikāśa – resemblance, likeness, appearance
  noun (masculine)

फल्गुनः (phalgunaḥ) - Phalguna (Arjuna)

(proper noun)

Nominative, masculine, singular of phalguna

phalguna - Arjuna (an epithet), name of a month, a tree

प्रहसन् (prahasan) - laughing as if in sport (laughing, smiling)

(adjective)

Nominative, masculine, singular of prahasat

prahasat - laughing, smiling

Present Active Participle

Derived from pra-√has (to laugh)

Prefix: pra

Root: has (class 1)

इव (iva) - as if, like, similar to

(indeclinable)

त्रयोदशेन (trayodaśena) - by the thirteenth (arrow) (by the thirteenth)

(adjective)

Instrumental, masculine, singular of trayodaśa

trayodaśa - thirteenth

इन्द्रसमः (indrasamaḥ) - equal to Indra in prowess (equal to Indra)

(adjective)

Nominative, masculine, singular of indrasama

indrasama - equal to Indra, like Indra

Compound type : tatpuruṣa (indra+sama)

• indra – Indra (name of a Vedic deity)
  proper noun (masculine)
• sama – equal, like, similar, same
  adjective (masculine)

कृपम् (kṛpam) - Kripa

(proper noun)

Accusative, masculine, singular of kṛpa

kṛpa - Kripa (a character in the Mahābhārata), compassionate

वक्षसि (vakṣasi) - on the chest

(noun)

Locative, neuter, singular of vakṣas

vakṣas - chest, breast, front

अताडयत् (atāḍayat) - he struck, he hit

(verb)

3rd person , singular, active, imperfect (laṅ) of taḍ

Root: taḍ (class 10)