महाभारतः mahābhārataḥ - book-13, chapter-128, verse-38

शूद्रान्नवर्जनं धर्मस्तथा सत्पथसेवनम् ।
धर्मो नित्योपवासित्वं ब्रह्मचर्यं तथैव च ॥३८॥

38. śūdrānnavarjanaṁ dharmastathā satpathasevanam ,
dharmo nityopavāsitvaṁ brahmacaryaṁ tathaiva ca.

38. śūdrānnavarjanaṃ dharmaḥ tathā satpathasevanam
dharmaḥ nitya upavāsitvam brahmacaryam tathā eva ca

38. Avoidance of food from a śūdra is a religious duty (dharma), as is adherence to the path of the virtuous. Constant fasting is a religious duty (dharma), and likewise celibacy (brahmacarya).

Words meanings summery:

• शूद्रान्नवर्जनं (śūdrānnavarjanaṁ) - avoidance of food from a śūdra

• धर्मः (dharmaḥ) - a virtuous act (religious duty, righteousness, intrinsic nature)

• तथा (tathā) - and also (thus, so, also, and)

• सत्पथसेवनम् (satpathasevanam) - adherence to the path of the virtuous, serving the good path

• धर्मः (dharmaḥ) - a virtuous act (religious duty, righteousness, intrinsic nature)

• नित्य (nitya) - always, perpetually (constant, eternal, perpetual)

• उपवासित्वम् (upavāsitvam) - the practice of fasting (the state of fasting, fasting)

• ब्रह्मचर्यम् (brahmacaryam) - celibacy or chaste conduct (celibacy, student life, self-restraint)

• तथा (tathā) - and likewise (thus, so, also, and)

• एव (eva) - reinforcing the previous 'tathā', 'likewise' (indeed, only, just, exactly)

• च (ca) - and (and, also)

Words meanings and morphology

शूद्रान्नवर्जनं (śūdrānnavarjanaṁ) - avoidance of food from a śūdra

(noun)

Nominative, neuter, singular of śūdrānnavarjana

śūdrānnavarjana - avoidance of food from a śūdra

Compound type : tatpuruṣa (śūdra+anna+varjana)

• śūdra – a member of the fourth social class
  noun (masculine)
• anna – food, rice
  noun (neuter)
• varjana – avoiding, shunning, abandonment
  noun (neuter)
  Derived from verb root vṛj- 'to turn away from'
  Root: vṛj (class 1)

धर्मः (dharmaḥ) - a virtuous act (religious duty, righteousness, intrinsic nature)

(noun)

Nominative, masculine, singular of dharma

dharma - religious law, righteousness, virtue, duty, intrinsic nature, constitution

From root dhṛ 'to uphold, sustain'.

Root: dhṛ

तथा (tathā) - and also (thus, so, also, and)

(indeclinable)

सत्पथसेवनम् (satpathasevanam) - adherence to the path of the virtuous, serving the good path

(noun)

Nominative, neuter, singular of satpathasevana

satpathasevana - service to the good path, practice of righteousness

Compound type : tatpuruṣa (sat+patha+sevana)

• sat – good, virtuous, true, existent
  adjective
  Present Active Participle
  From root as 'to be'
  Root: as (class 2)
• patha – path, road
  noun (masculine)
• sevana – service, practice, following
  noun (neuter)
  Derived from root sev- 'to serve'
  Root: sev (class 1)

धर्मः (dharmaḥ) - a virtuous act (religious duty, righteousness, intrinsic nature)

(noun)

Nominative, masculine, singular of dharma

dharma - religious law, righteousness, virtue, duty, intrinsic nature, constitution

From root dhṛ 'to uphold, sustain'.

Root: dhṛ

नित्य (nitya) - always, perpetually (constant, eternal, perpetual)

(adjective)

singular of nitya

nitya - constant, eternal, perpetual, regular

Note: It forms a descriptive phrase 'nitya upavāsitva' with 'upavāsitvam'.

उपवासित्वम् (upavāsitvam) - the practice of fasting (the state of fasting, fasting)

(noun)

Nominative, neuter, singular of upavāsitva

upavāsitva - the state of fasting, abstinence from food

From upavāsa + -tva (abstract suffix).

ब्रह्मचर्यम् (brahmacaryam) - celibacy or chaste conduct (celibacy, student life, self-restraint)

(noun)

Nominative, neuter, singular of brahmacarya

brahmacarya - chaste conduct, celibacy, student life devoted to sacred knowledge (brahman)

From brahman + carya (conduct).

Compound type : tatpuruṣa (brahman+carya)

• brahman – ultimate reality, sacred knowledge
  noun (neuter)
• carya – conduct, practice, movement
  noun (neuter)
  Derived from root car- 'to move, to practice'
  Root: car (class 1)

तथा (tathā) - and likewise (thus, so, also, and)

(indeclinable)

एव (eva) - reinforcing the previous 'tathā', 'likewise' (indeed, only, just, exactly)

(indeclinable)

च (ca) - and (and, also)

(indeclinable)