वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-2, chapter-75, verse-8

तथा तस्मिन् विलपति वसिष्ठो राजधर्मवित् ।
सभामिक्ष्वाकुनाथस्य प्रविवेश महायशाः ॥८॥

8. tathā tasmin vilapati vasiṣṭho rājadharmavit ,
sabhāmikṣvākunāthasya praviveśa mahāyaśāḥ.

8. tathā tasmin vilapati vasiṣṭhaḥ rājadharma-vit
sabhām ikṣvākunāthasya praviveśa mahāyaśāḥ

8. tathā tasmin vilapati mahāyaśāḥ rājadharma-vit
vasiṣṭhaḥ ikṣvākunāthasya sabhām praviveśa

8. Thus, while he (Bharata) was lamenting, the highly renowned (mahāyaśas) Vasishtha, who knew the natural law (dharma) pertaining to kings, entered the assembly hall of the Ikshvaku lord.

Words meanings summery:

• तथा (tathā) - thus, in that manner

• तस्मिन् (tasmin) - in him, when he (in locative absolute construction)

• विलपति (vilapati) - while lamenting, when he was lamenting

• वसिष्ठः (vasiṣṭhaḥ) - Vasishtha

• राजधर्म-वित् (rājadharma-vit) - knower of royal duties, knower of royal natural law (dharma)

• सभाम् (sabhām) - assembly, court, hall

• इक्ष्वाकुनाथस्य (ikṣvākunāthasya) - of the lord of Ikshvaku, of the Ikshvaku king

• प्रविवेश (praviveśa) - entered

• महायशाः (mahāyaśāḥ) - highly renowned, glorious

Words meanings and morphology

तथा (tathā) - thus, in that manner

(indeclinable)

तस्मिन् (tasmin) - in him, when he (in locative absolute construction)

(pronoun)

Locative, masculine, singular of tad

tad - that, he, she, it (demonstrative pronoun)

विलपति (vilapati) - while lamenting, when he was lamenting

(adjective)

Locative, masculine, singular of vilapat

vilapat - lamenting, wailing

Present Active Participle

Derived from the root lap (to lament, speak) with the prefix vi

Prefix: vi

Root: lap (class 1)

Note: Part of a locative absolute construction.

वसिष्ठः (vasiṣṭhaḥ) - Vasishtha

(proper noun)

Nominative, masculine, singular of vasiṣṭha

vasiṣṭha - Vasishtha (name of a celebrated Vedic Rishi and family priest of the Ikshvaku dynasty)

राजधर्म-वित् (rājadharma-vit) - knower of royal duties, knower of royal natural law (dharma)

(noun)

Nominative, masculine, singular of rājadharma-vid

rājadharma-vid - one who knows the duties/laws (dharma) of kings, an expert in statesmanship

Compound type : tatpuruṣa (rājadharma+vid)

• rājadharma – royal duties, king's constitution (dharma), statecraft
  noun (masculine)
• vid – knower, understanding
  noun (masculine)
  Derived from root vid (to know)
  Root: vid (class 2)

सभाम् (sabhām) - assembly, court, hall

(noun)

Accusative, feminine, singular of sabhā

sabhā - assembly, council, court, hall

इक्ष्वाकुनाथस्य (ikṣvākunāthasya) - of the lord of Ikshvaku, of the Ikshvaku king

(noun)

Genitive, masculine, singular of ikṣvākunātha

ikṣvākunātha - lord of the Ikshvakus, king of the Ikshvaku dynasty

Compound type : tatpuruṣa (ikṣvāku+nātha)

• ikṣvāku – Ikshvaku (name of a legendary king, founder of the solar dynasty)
  proper noun (masculine)
• nātha – lord, master, protector
  noun (masculine)

प्रविवेश (praviveśa) - entered

(verb)

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

Prefix: pra

Root: viś (class 6)

महायशाः (mahāyaśāḥ) - highly renowned, glorious

(adjective)

Nominative, masculine, singular of mahāyaśas

mahāyaśas - greatly renowned, glorious, famous

Compound type : bahuvrīhi (mahat+yaśas)

• mahat – great, large
  adjective (neuter)
• yaśas – fame, glory, reputation
  noun (neuter)