महाभारतः mahābhārataḥ - book-3, chapter-285, verse-15

त्वं हि नित्यं नरव्याघ्र स्पर्धसे सव्यसाचिना ।
सव्यसाची त्वया चैव युधि शूरः समेष्यति ॥१५॥

15. tvaṁ hi nityaṁ naravyāghra spardhase savyasācinā ,
savyasācī tvayā caiva yudhi śūraḥ sameṣyati.

15. tvam hi nityam naravyāghra spardhase savyasācinā
savyasācī tvayā ca eva yudhi śūraḥ sameṣyati

15. Indeed, O tiger among men, you constantly compete with Arjuna (savyasācin). And Arjuna (savyasācin), a hero in battle, will certainly confront you.

Words meanings summery:

• त्वम् (tvam) - you

• हि (hi) - indeed, surely

• नित्यम् (nityam) - always, constantly

• नरव्याघ्र (naravyāghra) - Referring to Karna. (O tiger among men, O foremost of men)

• स्पर्धसे (spardhase) - you compete, you rival

• सव्यसाचिना (savyasācinā) - With Arjuna, who is called Savyasācin (ambidextrous). (with Arjuna, with the ambidextrous one)

• सव्यसाची (savyasācī) - Arjuna. (Arjuna, the ambidextrous one)

• त्वया (tvayā) - by you

• च (ca) - and

• एव (eva) - indeed, certainly

• युधि (yudhi) - in battle, in combat

• शूरः (śūraḥ) - Referring to Arjuna. (hero, valiant one)

• समेष्यति (sameṣyati) - Will meet in battle. (will meet, will encounter, will confront)

Words meanings and morphology

त्वम् (tvam) - you

(pronoun)

Nominative, singular of tvam

tvam - you

हि (hi) - indeed, surely

(indeclinable)

नित्यम् (nityam) - always, constantly

(indeclinable)

Used here as an adverb in accusative singular neuter.

Prefix: ni

Root: i (class 2)

Note: Adverbial accusative.

नरव्याघ्र (naravyāghra) - Referring to Karna. (O tiger among men, O foremost of men)

(noun)

Vocative, masculine, singular of naravyāghra

naravyāghra - tiger among men, foremost of men, best of men

Compound.

Compound type : tatpuruṣa (nara+vyāghra)

• nara – man, human being
  noun (masculine)
• vyāghra – tiger
  noun (masculine)

स्पर्धसे (spardhase) - you compete, you rival

(verb)

2nd person , singular, middle, present (laṭ) of spardh

Root: spardh (class 1)

Note: Ātmanepada ending.

सव्यसाचिना (savyasācinā) - With Arjuna, who is called Savyasācin (ambidextrous). (with Arjuna, with the ambidextrous one)

(proper noun)

Instrumental, masculine, singular of savyasācin

savyasācin - ambidextrous, one who can shoot with the left hand, Arjuna

Compound.

Compound type : bahuvrīhi (savya+sācin)

• savya – left, left hand
  adjective (masculine)
• sācin – archer, shooter
  noun (masculine)
  From √sā (to bind/throw) + -in (agent suffix).
  Root: sā

Note: With 'spardhase'.

सव्यसाची (savyasācī) - Arjuna. (Arjuna, the ambidextrous one)

(proper noun)

Nominative, masculine, singular of savyasācin

savyasācin - ambidextrous, one who can shoot with the left hand, Arjuna

Compound.

Compound type : bahuvrīhi (savya+sācin)

• savya – left, left hand
  adjective (masculine)
• sācin – archer, shooter
  noun (masculine)
  From √sā (to bind/throw) + -in (agent suffix).
  Root: sā

त्वया (tvayā) - by you

(pronoun)

Instrumental, singular of yuṣmad

yuṣmad - you

Pronominal stem.

च (ca) - and

(indeclinable)

एव (eva) - indeed, certainly

(indeclinable)

युधि (yudhi) - in battle, in combat

(noun)

Locative, feminine, singular of yudh

yudh - battle, fight, war

From √yudh (to fight).

Root: yudh (class 4)

शूरः (śūraḥ) - Referring to Arjuna. (hero, valiant one)

(noun)

Nominative, masculine, singular of śūra

śūra - hero, brave, valiant, warrior

समेष्यति (sameṣyati) - Will meet in battle. (will meet, will encounter, will confront)

(verb)

3rd person , singular, active, future (lṛṭ) of i

Prefix: sam

Root: i (class 2)

Note: From 'sam-i' -> 'sameṣyati'.