महाभारतः mahābhārataḥ - book-12, chapter-250, verse-21

ततो जगाम सा कन्या कौशिकीं भरतर्षभ ।
तत्र वायुजलाहारा चचार नियमं पुनः ॥२१॥

21. tato jagāma sā kanyā kauśikīṁ bharatarṣabha ,
tatra vāyujalāhārā cacāra niyamaṁ punaḥ.

21. tatas jagāma sā kanyā kauśikīm bharata-ṛṣabha
tatra vāyu-jala-āhārā cacāra niyamam punaḥ

21. bharata-ṛṣabha tatas sā kanyā kauśikīm jagāma
tatra vāyu-jala-āhārā punaḥ niyamam cacāra

21. Then that maiden went to the Kauśikī (river), O best among the Bharatas. There, subsisting solely on air and water, she again performed her religious observance.

Words meanings summery:

• ततस् (tatas) - after those previous austerities (then, from there)

• जगाम (jagāma) - she went, she proceeded

• सा (sā) - the aforementioned maiden (she, that (feminine))

• कन्या (kanyā) - the young woman performing austerities (maiden, girl, virgin)

• कौशिकीम् (kauśikīm) - the Kauśikī river, a specific sacred river (to the Kauśikī (river))

• भरत-ऋषभ (bharata-ṛṣabha) - Addressed by the narrator, referring to a king in the Bharata lineage. (O best of Bharatas)

• तत्र (tatra) - at the Kauśikī river (there, in that place)

• वायु-जल-आहारा (vāyu-jala-āhārā) - subsisting on air and water

• चचार (cacāra) - she observed (a religious observance) (she performed, she observed, she wandered)

• नियमम् (niyamam) - a religious observance or vow (observance, discipline, rule, restraint)

• पुनः (punaḥ) - again, furthermore

Words meanings and morphology

ततस् (tatas) - after those previous austerities (then, from there)

(indeclinable)

Note: Connects events sequentially.

जगाम (jagāma) - she went, she proceeded

(verb)

3rd person , singular, active, perfect (liṭ) of gam

Perfect 3rd Person Singular Active Voice

From root gam (class 1, bhvādi) with reduplication and perfect tense endings.

Root: gam (class 1)

Note: Subject is `sā kanyā`.

सा (sā) - the aforementioned maiden (she, that (feminine))

(pronoun)

Nominative, feminine, singular of tad

tad - that, she, it

Note: Part of the subject phrase `sā kanyā`.

कन्या (kanyā) - the young woman performing austerities (maiden, girl, virgin)

(noun)

Nominative, feminine, singular of kanyā

kanyā - maiden, girl, daughter, virgin

Note: Part of the subject phrase `sā kanyā`.

कौशिकीम् (kauśikīm) - the Kauśikī river, a specific sacred river (to the Kauśikī (river))

(proper noun)

Accusative, feminine, singular of kauśikī

kauśikī - a name of a river (the Kośī river), relating to Kuśika

Feminine derivative from Kuśika.

Note: Object of motion for `jagāma`.

भरत-ऋषभ (bharata-ṛṣabha) - Addressed by the narrator, referring to a king in the Bharata lineage. (O best of Bharatas)

(noun)

Vocative, masculine, singular of bharatarṣabha

bharatarṣabha - bull/best among Bharatas, O best of Bharatas

Compound: bharata (descendant of Bharata) + ṛṣabha (bull, best).

Compound type : ṣaṣṭhī-tatpuruṣa (bharata+ṛṣabha)

• bharata – descendant of Bharata, a king, a tribe
  proper noun (masculine)
• ṛṣabha – bull, best, excellent one
  noun (masculine)

Note: Epithet for the listener/interlocutor.

तत्र (tatra) - at the Kauśikī river (there, in that place)

(indeclinable)

Note: Refers to the location where the next action takes place.

वायु-जल-आहारा (vāyu-jala-āhārā) - subsisting on air and water

(adjective)

Nominative, feminine, singular of vāyujalāhāra

vāyujalāhāra - subsisting on air and water

Compound: vāyu (air) + jala (water) + āhāra (food, sustenance).

Compound type : bahuvrīhi (vāyu+jala+āhāra)

• vāyu – air, wind, vital breath
  noun (masculine)
• jala – water
  noun (neuter)
• āhāra – food, sustenance, taking in
  noun (masculine)
  Derived from root hṛ with prefix ā-.
  Prefix: ā
  Root: hṛ (class 1)

Note: Qualifies `sā kanyā`.

चचार (cacāra) - she observed (a religious observance) (she performed, she observed, she wandered)

(verb)

3rd person , singular, active, perfect (liṭ) of car

Perfect 3rd Person Singular Active Voice

From root car (class 1, bhvādi) with reduplication and perfect tense endings.

Root: car (class 1)

Note: Subject is `sā kanyā`.

नियमम् (niyamam) - a religious observance or vow (observance, discipline, rule, restraint)

(noun)

Accusative, masculine, singular of niyama

niyama - restraint, control, religious observance, discipline, rule

Derived from root yam (to restrain) with prefix ni-.

Prefix: ni

Root: yam (class 1)

Note: Object of `cacāra`.

पुनः (punaḥ) - again, furthermore

(indeclinable)

Note: Emphasizes repetition of the observance.