महाभारतः mahābhārataḥ - book-3, chapter-33, verse-4

आ मातृस्तनपानाच्च यावच्छय्योपसर्पणम् ।
जङ्गमाः कर्मणा वृत्तिमाप्नुवन्ति युधिष्ठिर ॥४॥

4. ā mātṛstanapānācca yāvacchayyopasarpaṇam ,
jaṅgamāḥ karmaṇā vṛttimāpnuvanti yudhiṣṭhira.

4. ā mātṛstanapānāt ca yāvat śayyopasarpaṇam
jaṅgamāḥ karmaṇā vṛttim āpnuvanti yudhiṣṭhira

4. O Yudhishthira, from the time of drinking their mother's milk until they go to bed, all moving beings obtain their livelihood (vṛtti) through action (karma).

Words meanings summery:

• आ (ā) - from, until (from, up to, until (prefix or preposition))

• मातृस्तनपानात् (mātṛstanapānāt) - from the drinking of mother's milk (from drinking mother's milk)

• च (ca) - and (and, also)

• यावत् (yāvat) - until (as long as, until, as much as)

• शय्योपसर्पणम् (śayyopasarpaṇam) - going to bed (going to bed, approaching the bed)

• जङ्गमाः (jaṅgamāḥ) - moving beings (moving, mobile beings (animals, humans))

• कर्मणा (karmaṇā) - by means of action (karma) (by action, by work)

• वृत्तिम् (vṛttim) - livelihood (livelihood, existence, conduct)

• आप्नुवन्ति (āpnuvanti) - they obtain (they obtain, they reach)

• युधिष्ठिर (yudhiṣṭhira) - O Yudhishthira (O Yudhishthira (proper noun))

Words meanings and morphology

आ (ā) - from, until (from, up to, until (prefix or preposition))

(indeclinable)

Note: Functions as a preposition with ablative (mātṛstanapānāt).

मातृस्तनपानात् (mātṛstanapānāt) - from the drinking of mother's milk (from drinking mother's milk)

(noun)

Ablative, neuter, singular of mātṛstanapāna

mātṛstanapāna - drinking mother's milk

Compound type : ṣaṣṭhī-tatpuruṣa (mātṛ+stana+pāna)

• mātṛ – mother
  noun (feminine)
• stana – breast, udder
  noun (masculine)
• pāna – drinking, draught
  noun (neuter)
  Derived from root pā (to drink)
  Root: pā (class 1)

Note: 'ā' takes ablative.

च (ca) - and (and, also)

(indeclinable)

Note: Connects the two time markers.

यावत् (yāvat) - until (as long as, until, as much as)

(indeclinable)

शय्योपसर्पणम् (śayyopasarpaṇam) - going to bed (going to bed, approaching the bed)

(noun)

Accusative, neuter, singular of śayyopasarpaṇa

śayyopasarpaṇa - going to bed, approaching a couch

Compound type : ṣaṣṭhī-tatpuruṣa (śayyā+upasarpaṇa)

• śayyā – bed, couch, sleeping
  noun (feminine)
  Derived from root śī (to lie down)
  Root: śī (class 2)
• upasarpaṇa – approaching, going near, going to bed
  noun (neuter)
  Derived from root sṛp (to creep, go) with upasarga upa
  Prefix: upa
  Root: sṛp (class 1)

Note: This defines the endpoint of the continuous action.

जङ्गमाः (jaṅgamāḥ) - moving beings (moving, mobile beings (animals, humans))

(adjective)

Nominative, masculine, plural of jaṅgama

jaṅgama - moving, movable, locomotive; an animal

Reduplicated form of root gam (to go)

Root: gam (class 1)

Note: Subject of the sentence.

कर्मणा (karmaṇā) - by means of action (karma) (by action, by work)

(noun)

Instrumental, neuter, singular of karmaṇ

karmaṇ - action, deed, work, ritual

Root: kṛ (class 8)

Note: Indicates the means by which livelihood is obtained.

वृत्तिम् (vṛttim) - livelihood (livelihood, existence, conduct)

(noun)

Accusative, feminine, singular of vṛtti

vṛtti - livelihood, subsistence, conduct, profession, state

Root: vṛt (class 1)

Note: Direct object of āpnuvanti.

आप्नुवन्ति (āpnuvanti) - they obtain (they obtain, they reach)

(verb)

3rd person , plural, active, present (laṭ) of āp

Prefix: ā

Root: āp (class 5)

युधिष्ठिर (yudhiṣṭhira) - O Yudhishthira (O Yudhishthira (proper noun))

(proper noun)

Vocative, masculine, singular of yudhiṣṭhira

yudhiṣṭhira - Yudhishthira (proper name, 'steady in battle')

Compound type : aluk-ṣaṣṭhī-tatpuruṣa (yudhi+sthira)

• yudhi – in battle
  noun (feminine)
  Locative singular of yudh (battle)
• sthira – firm, steady, stable
  adjective (masculine)
  Derived from root sthā (to stand)
  Root: sthā (class 1)

Note: Addressing Yudhishthira.