वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-2, chapter-101, verse-25

स्थिरा मया प्रतिज्ञाता प्रतिज्ञा गुरुसंनिधौ ।
प्रहृष्टमानसा देवी कैकेयी चाभवत्तदा ॥२५॥

25. sthirā mayā pratijñātā pratijñā gurusaṃnidhau ,
prahṛṣṭamānasā devī kaikeyī cābhavattadā.

25. sthirā mayā pratijñātā pratijñā gurusannidhau
prahṛṣṭamānasā devī kaikeyī ca abhavat tadā

25. sthirā pratijñā mayā gurusannidhau pratijñātā.
ca tadā devī kaikeyī prahṛṣṭamānasā abhavat

25. A firm vow was declared by me in the presence of my preceptor (guru). And at that time, Queen Kaikeyī became exceedingly joyful in her mind.

Words meanings summery:

• स्थिरा (sthirā) - firm, steady, fixed

• मया (mayā) - by me

• प्रतिज्ञाता (pratijñātā) - declared, promised, vowed

• प्रतिज्ञा (pratijñā) - vow, promise, declaration

• गुरुसन्निधौ (gurusannidhau) - in the presence of the preceptor

• प्रहृष्टमानसा (prahṛṣṭamānasā) - joyful in mind, delighted in spirit

• देवी (devī) - queen, goddess

• कैकेयी (kaikeyī) - Kaikeyī (proper noun)

• च (ca) - and

• अभवत् (abhavat) - became, was

• तदा (tadā) - then, at that time

Words meanings and morphology

स्थिरा (sthirā) - firm, steady, fixed

(adjective)

Nominative, feminine, singular of sthira

sthira - firm, stable, steady, fixed, permanent

मया (mayā) - by me

(pronoun)

Instrumental, singular of mad

mad - I

प्रतिज्ञाता (pratijñātā) - declared, promised, vowed

(adjective)

Nominative, feminine, singular of pratijñāta

pratijñāta - promised, vowed, known, acknowledged

Past Passive Participle

Prefix: prati

Root: jñā (class 9)

प्रतिज्ञा (pratijñā) - vow, promise, declaration

(noun)

Nominative, feminine, singular of pratijñā

pratijñā - promise, vow, agreement, declaration, assertion

गुरुसन्निधौ (gurusannidhau) - in the presence of the preceptor

(noun)

Locative, masculine, singular of gurusannidhi

gurusannidhi - proximity to a guru, presence of a guru

Compound type : tatpuruṣa (guru+sannidhi)

• guru – preceptor, teacher, weighty, heavy, important
  noun (masculine)
• sannidhi – proximity, presence, nearness
  noun (masculine)
  Prefixes: sam+ni
  Root: dhā (class 3)

प्रहृष्टमानसा (prahṛṣṭamānasā) - joyful in mind, delighted in spirit

(adjective)

Nominative, feminine, singular of prahṛṣṭamānasa

prahṛṣṭamānasa - having a delighted mind, joyful-minded

Compound type : bahuvrīhi (prahṛṣṭa+mānasa)

• prahṛṣṭa – delighted, joyful, thrilled
  adjective (masculine/neuter)
  Past Passive Participle
  Prefix: pra
  Root: hṛṣ (class 4)
• mānasa – mind, heart, mental
  noun (neuter)

देवी (devī) - queen, goddess

(noun)

Nominative, feminine, singular of devī

devī - goddess, queen, lady

कैकेयी (kaikeyī) - Kaikeyī (proper noun)

(proper noun)

Nominative, feminine, singular of kaikeyī

kaikeyī - Kaikeyī, one of Daśaratha's wives and Bharata's mother

च (ca) - and

(indeclinable)

अभवत् (abhavat) - became, was

(verb)

3rd person , singular, active, past imperfect (laṅ) of bhū

Root: bhū (class 1)

तदा (tadā) - then, at that time

(indeclinable)