महाभारतः mahābhārataḥ - book-9, chapter-62, verse-51

जानासि च महाबाहो धर्मराजस्य या त्वयि ।
भक्तिर्भरतशार्दूल स्नेहश्चापि स्वभावतः ॥५१॥

51. jānāsi ca mahābāho dharmarājasya yā tvayi ,
bhaktirbharataśārdūla snehaścāpi svabhāvataḥ.

51. jānāsi ca mahābāho dharmarājasya yā tvayi
bhaktiḥ bharataśārdūla snehaḥ ca api svabhāvataḥ

51. mahābāho bharataśārdūla ca jānāsi yā dharmarājasya
bhaktiḥ snehaḥ ca api tvayi svabhāvataḥ

51. And you know, O mighty-armed one, the devotion (bhakti) that Dharmaraja (dharma) holds for you, and also his natural affection, O tiger among the Bharatas!

Words meanings summery:

• जानासि (jānāsi) - you know (you know, you understand)

• च (ca) - and (and, also, moreover)

• महाबाहो (mahābāho) - O mighty-armed one (addressing Dhritarashtra) (O mighty-armed one)

• धर्मराजस्य (dharmarājasya) - of Dharmaraja, the King of Righteousness (Yudhishthira) (of Dharmaraja (Yudhishthira))

• या (yā) - which (referring to bhaktiḥ) (which, who (relative pronoun))

• त्वयि (tvayi) - towards you (in you, on you, towards you)

• भक्तिः (bhaktiḥ) - devotion, loyalty (devotion, loyalty, faith, reverence)

• भरतशार्दूल (bharataśārdūla) - O tiger among the Bharatas (addressing Dhritarashtra) (O tiger among Bharatas, O best of the Bharatas)

• स्नेहः (snehaḥ) - affection (affection, love, tenderness, oil)

• च (ca) - and (and, also, moreover)

• अपि (api) - also (also, even, too, moreover)

• स्वभावतः (svabhāvataḥ) - by nature, naturally (by nature, naturally, spontaneously)

Words meanings and morphology

जानासि (jānāsi) - you know (you know, you understand)

(verb)

2nd person , singular, active, present (laṭ) of jñā

Present tense, 2nd person singular

From root jñā (to know), 9th class verb.

Root: jñā (class 9)

च (ca) - and (and, also, moreover)

(indeclinable)

Note: Conjunction

महाबाहो (mahābāho) - O mighty-armed one (addressing Dhritarashtra) (O mighty-armed one)

(noun)

Vocative, masculine, singular of mahābāhu

mahābāhu - mighty-armed, strong-armed (epithet)

Compound.

Compound type : bahuvrīhi (mahā+bāhu)

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

धर्मराजस्य (dharmarājasya) - of Dharmaraja, the King of Righteousness (Yudhishthira) (of Dharmaraja (Yudhishthira))

(proper noun)

Genitive, masculine, singular of dharmarāja

dharmarāja - King of righteousness, epithet of Yudhishthira; also Yama, the god of dharma.

Compound.

Compound type : tatpuruṣa (dharma+rāja)

• dharma – natural law, righteousness, duty, virtue, constitution
  noun (masculine)
• rāja – king, ruler
  noun (masculine)

Note: Refers to Yudhishthira.

या (yā) - which (referring to bhaktiḥ) (which, who (relative pronoun))

(pronoun)

Nominative, feminine, singular of yad

yad - which, what, that (relative pronoun)

त्वयि (tvayi) - towards you (in you, on you, towards you)

(pronoun)

Locative, singular of yuṣmad

yuṣmad - you (pronoun)

भक्तिः (bhaktiḥ) - devotion, loyalty (devotion, loyalty, faith, reverence)

(noun)

Nominative, feminine, singular of bhakti

bhakti - devotion, loyalty, faith, reverence, attachment

From root bhaj (to divide, partake, worship).

Root: bhaj (class 1)

भरतशार्दूल (bharataśārdūla) - O tiger among the Bharatas (addressing Dhritarashtra) (O tiger among Bharatas, O best of the Bharatas)

(noun)

Vocative, masculine, singular of bharataśārdūla

bharataśārdūla - tiger among Bharatas, best of the Bharatas (epithet)

Compound.

Compound type : tatpuruṣa (bharata+śārdūla)

• bharata – a descendant of Bharata, an Indian
  noun (masculine)
• śārdūla – tiger, best, excellent
  noun (masculine)

स्नेहः (snehaḥ) - affection (affection, love, tenderness, oil)

(noun)

Nominative, masculine, singular of sneha

sneha - affection, love, tenderness, oil, unctuousness

च (ca) - and (and, also, moreover)

(indeclinable)

Note: Conjunction

अपि (api) - also (also, even, too, moreover)

(indeclinable)

Note: Emphatic particle or conjunction.

स्वभावतः (svabhāvataḥ) - by nature, naturally (by nature, naturally, spontaneously)

(indeclinable)

From svabhāva (one's own nature) + suffix tas.