योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-16, verse-30

इति निश्चित्य सा नाथमनुक्त्वैव वराङ्गना ।
यथाशास्त्रं चचारोग्रं तथा नियममास्थिता ॥ ३० ॥

iti niścitya sā nāthamanuktvaiva varāṅganā ,
yathāśāstraṃ cacārograṃ tathā niyamamāsthitā 30

30. iti niścitya sā nātham anuktvā eva vara-aṅganā
yathāśāstram cacāra ugram tathā niyamam āsthitā

30. sā vara-aṅganā iti niścitya nātham anuktvā eva
ugram niyamam āsthitā tathā yathāśāstram cacāra

30. Having thus resolved, that noble lady, without even informing her husband, undertook a severe vow (niyama) and performed it exactly according to scriptural injunctions.

Words meanings summery:

• इति (iti) - thus, in this manner, so

• निश्चित्य (niścitya) - having resolved, having decided

• सा (sā) - she, that (feminine)

• नाथम् (nātham) - the master, the husband

• अनुक्त्वा (anuktvā) - without having said, without having told

• एव (eva) - even, just, indeed

• वर-अङ्गना (vara-aṅganā) - excellent woman, noble lady

• यथाशास्त्रम् (yathāśāstram) - according to scripture, conformable to sacred texts

• चचार (cacāra) - she performed, she practiced

• उग्रम् (ugram) - severe, fierce, intense

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

• नियमम् (niyamam) - the vow, the observance

• आस्थिता (āsthitā) - having undertaken, having adopted

Words meanings and morphology

इति (iti) - thus, in this manner, so

(indeclinable)

निश्चित्य (niścitya) - having resolved, having decided

(indeclinable)

Absolutive (Gerund)

Formed from `ni-` + √ci (to collect, observe) + suffix `lyap`.

Prefix: ni

Root: ci (class 5)

सा (sā) - she, that (feminine)

(pronoun)

Nominative, feminine, singular of tad

tad - that, she, he, it

Third person demonstrative pronoun.

Note: Subject of `cacāra`.

नाथम् (nātham) - the master, the husband

(noun)

Accusative, masculine, singular of nātha

nātha - lord, master, protector, husband

Note: Object of implied verb of 'telling'.

अनुक्त्वा (anuktvā) - without having said, without having told

(indeclinable)

Absolutive (Gerund), negated

Negated form of `uktvā` (having said), derived from `vac` (to speak) + suffix `ktvā`, with `a-` as negative prefix.

Prefix: a

Root: vac (class 2)

Note: Modifies the action of the main verb.

एव (eva) - even, just, indeed

(indeclinable)

वर-अङ्गना (vara-aṅganā) - excellent woman, noble lady

(noun)

Nominative, feminine, singular of vara-aṅganā

vara-aṅganā - excellent woman, beautiful lady, noble lady

Compound type : Karmadhāraya (vara+aṅganā)

• vara – excellent, best, boon, desired
  adjective (masculine)
  Root: vṛ (class 9)
• aṅganā – woman, lady
  noun (feminine)

Note: In apposition to `sā`.

यथाशास्त्रम् (yathāśāstram) - according to scripture, conformable to sacred texts

(indeclinable)

Compound type : Avyayībhāva (yathā+śāstra)

• yathā – as, according to, just as
  indeclinable
• śāstra – scripture, treatise, rule, science
  noun (neuter)
  From root `śās` (to teach, instruct).
  Root: śās (class 2)

Note: Modifies `cacāra`.

चचार (cacāra) - she performed, she practiced

(verb)

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

Perfect Tense, 3rd Person Singular

Reduplicated past tense.

Root: car (class 1)

Note: The subject is `sā varāṅganā`.

उग्रम् (ugram) - severe, fierce, intense

(adjective)

Accusative, masculine, singular of ugra

ugra - severe, fierce, dreadful, potent

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

(indeclinable)

नियमम् (niyamam) - the vow, the observance

(noun)

Accusative, masculine, singular of niyama

niyama - vow, religious observance, restraint, rule

Derived from `ni-` + √yam (to control, restrain).

Prefix: ni

Root: yam (class 1)

आस्थिता (āsthitā) - having undertaken, having adopted

(participle)

Nominative, feminine, singular of āsthita

āsthita - undertaken, adopted, resorted to, standing firm

Past Passive Participle

Formed from `ā-` + √sthā (to stand) + suffix `kta`.

Prefix: ā

Root: sthā (class 1)

Note: Describes the state of the lady having taken the vow.