महाभारतः mahābhārataḥ - book-3, chapter-149, verse-36

शुश्रूषा तु द्विजातीनां शूद्राणां धर्म उच्यते ।
भैक्षहोमव्रतैर्हीनास्तथैव गुरुवासिनाम् ॥३६॥

36. śuśrūṣā tu dvijātīnāṁ śūdrāṇāṁ dharma ucyate ,
bhaikṣahomavratairhīnāstathaiva guruvāsinām.

36. śuśrūṣā tu dvijātīnām śūdrāṇām dharmaḥ ucyate
bhaikṣa-homa-vrataiḥ hīnāḥ tathā eva guru-vāsinām

36. Service (śuśrūṣā) to the twice-born (dvijāti) is indeed declared to be the constitution (dharma) for Śūdras. This is also the case for those who are excluded from the practices of alms-gathering (bhaikṣa), fire offerings (homa), and vows (vrata); similarly, it applies to the constitution of students residing with their teacher (guruvāsin).

Words meanings summery:

• शुश्रूषा (śuśrūṣā) - service (śuśrūṣā) (service, obedience, desire to serve)

• तु (tu) - indeed (but, however, indeed, on the other hand)

• द्विजातीनाम् (dvijātīnām) - to the twice-born (dvijāti) (of the twice-born)

• शूद्राणाम् (śūdrāṇām) - for Śūdras (of Śūdras)

• धर्मः (dharmaḥ) - constitution (dharma) (natural law, constitution, intrinsic nature, duty, righteousness)

• उच्यते (ucyate) - is declared (is said, is called, is declared)

• भैक्ष-होम-व्रतैः (bhaikṣa-homa-vrataiḥ) - by the practices of alms-gathering (bhaikṣa), fire offerings (homa), and vows (vrata) (by alms-gathering, fire offerings, and vows)

• हीनाः (hīnāḥ) - excluded from (deprived, excluded, inferior, lacking)

• तथा (tathā) - similarly (thus, so, in that manner)

• एव (eva) - also (indeed, just, only)

• गुरु-वासिनाम् (guru-vāsinām) - of students residing with their teacher (guruvāsin) (of those residing with a teacher, of students (in a guru's abode))

Words meanings and morphology

शुश्रूषा (śuśrūṣā) - service (śuśrūṣā) (service, obedience, desire to serve)

(noun)

Nominative, feminine, singular of śuśrūṣā

śuśrūṣā - service, obedience, desire to hear, desire to serve

desiderative nominalization

Derived from the desiderative stem of the root `śru` (to hear), commonly meaning 'desire to serve' or 'service'.

Root: śru (class 5)

तु (tu) - indeed (but, however, indeed, on the other hand)

(indeclinable)

द्विजातीनाम् (dvijātīnām) - to the twice-born (dvijāti) (of the twice-born)

(noun)

Genitive, masculine, plural of dvijāti

dvijāti - twice-born (Brahmin, Kṣatriya, Vaiśya)

From `dvi` (twice) + `jāti` (birth).

Root: jan (class 4)

शूद्राणाम् (śūdrāṇām) - for Śūdras (of Śūdras)

(noun)

Genitive, masculine, plural of śūdra

śūdra - Śūdra (member of the serving class)

Note: Masculine genitive plural, indicates for whom the dharma is intended.

धर्मः (dharmaḥ) - constitution (dharma) (natural law, constitution, intrinsic nature, duty, righteousness)

(noun)

Nominative, masculine, singular of dharma

dharma - natural law, constitution, intrinsic nature, righteousness, duty

Root: dhṛ (class 1)

उच्यते (ucyate) - is declared (is said, is called, is declared)

(verb)

3rd person , singular, passive, present (laṭ) of vac

present tense, 3rd person singular, passive voice

From root `vac` (to speak). Passive stem `ucya-`.

Root: vac (class 2)

भैक्ष-होम-व्रतैः (bhaikṣa-homa-vrataiḥ) - by the practices of alms-gathering (bhaikṣa), fire offerings (homa), and vows (vrata) (by alms-gathering, fire offerings, and vows)

(noun)

Instrumental, neuter, plural of bhaikṣa-homa-vrata

bhaikṣa-homa-vrata - alms, fire offerings, vows (collective)

Compound type : dvandva samāsa (bhaikṣa+homa+vrata)

• bhaikṣa – begging, alms, food obtained by begging
  noun (neuter)
  Derived from `bhikṣā` (alms, begging).
  Root: bhikṣ (class 1)
• homa – fire offering, oblation
  noun (masculine)
  Derived from root `hu` (to offer sacrifice).
  Root: hu (class 3)
• vrata – vow, sacred observance, religious duty
  noun (neuter)

Note: Indicates the means or the thing from which one is `hīna`.

हीनाः (hīnāḥ) - excluded from (deprived, excluded, inferior, lacking)

(adjective)

Nominative, masculine, plural of hīna

hīna - left, abandoned, deficient, deprived of, excluded, low, inferior

past passive participle

From root `hā` (to abandon, leave) or `hī` (to go, move) with suffix `-na`.

Root: hā / hī (class 3)

तथा (tathā) - similarly (thus, so, in that manner)

(indeclinable)

एव (eva) - also (indeed, just, only)

(indeclinable)

गुरु-वासिनाम् (guru-vāsinām) - of students residing with their teacher (guruvāsin) (of those residing with a teacher, of students (in a guru's abode))

(noun)

Genitive, masculine, plural of guru-vāsin

guru-vāsin - one residing with a guru, a student, an apprentice

From `guru` (teacher) + `vāsin` (dweller, residing).

Compound type : tatpuruṣa (guru+vāsin)

• guru – teacher, preceptor, heavy
  noun (masculine)
• vāsin – dweller, resident, one who lives
  adjective/noun (masculine)
  agent noun/adjective
  Derived from root `vas` (to dwell) with agent suffix `-in`.
  Root: vas (class 1)

Note: Expresses possession or relation to a dharma.