वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-3, chapter-59, verse-18

निखिलेन विचिन्वन्तौ सीतां दशरथात्मजौ ।
तस्य शैलस्य सानूनि गुहाश्च शिखराणि च ॥१८॥

18. nikhilena vicinvantau sītāṃ daśarathātmajau ,
tasya śailasya sānūni guhāśca śikharāṇi ca.

18. nikhilena vicinvantau sītām daśarathātmajau
| tasya śailasya sānūni guhāḥ ca śikharāṇi ca

18. daśarathātmajau tau sītām nikhilena vicinvantau
tasya śailasya sānūni ca guhāḥ ca śikharāṇi ca

18. The two sons of Daśaratha thoroughly searched for Sītā, exploring the plateaus, caves, and peaks of that mountain.

Words meanings summery:

• निखिलेन (nikhilena) - thoroughly (entirely, completely, thoroughly)

• विचिन्वन्तौ (vicinvantau) - (the two of them) searching (searching, investigating (dual))

• सीताम् (sītām) - Sītā

• दशरथात्मजौ (daśarathātmajau) - Rāma and Lakṣmaṇa, the sons of Daśaratha (the two sons of Daśaratha)

• तस्य (tasya) - of that (mountain) (of that)

• शैलस्य (śailasya) - of the mountain (they were searching) (of the mountain)

• सानूनि (sānūni) - plateaus (plateaus, ridges (of a mountain))

• गुहाः (guhāḥ) - caves

• च (ca) - and

• शिखराणि (śikharāṇi) - peaks (peaks, summits)

• च (ca) - and

Words meanings and morphology

निखिलेन (nikhilena) - thoroughly (entirely, completely, thoroughly)

(adjective)

Instrumental, neuter, singular of nikhila

nikhila - entire, whole, complete, all

Note: Used adverbially.

विचिन्वन्तौ (vicinvantau) - (the two of them) searching (searching, investigating (dual))

(adjective)

Nominative, masculine, dual of vicinvat

vi-ci - to search, to investigate, to look for

Present Active Participle

present active participle of root ci with upasarga vi-

Prefix: vi

Root: ci (class 5)

Note: Refers to Rāma and Lakṣmaṇa.

सीताम् (sītām) - Sītā

(proper noun)

Accusative, feminine, singular of sītā

sītā - Sītā (name of Janaka's daughter, Rāma's wife), furrow

Note: Object of searching.

दशरथात्मजौ (daśarathātmajau) - Rāma and Lakṣmaṇa, the sons of Daśaratha (the two sons of Daśaratha)

(proper noun)

Nominative, masculine, dual of daśarathātmaja

daśarathātmaja - son of Daśaratha

Compound type : tatpuruṣa (daśaratha+ātmaja)

• daśaratha – Daśaratha (name of Rāma's father)
  proper noun (masculine)
• ātmaja – son, born from self
  noun (masculine)
  from ātman + jan (root to be born) + ḍa
  Root: jan (class 4)

Note: Refers to Rāma and Lakṣmaṇa.

तस्य (tasya) - of that (mountain) (of that)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

Note: Refers to śaila.

शैलस्य (śailasya) - of the mountain (they were searching) (of the mountain)

(noun)

Genitive, masculine, singular of śaila

śaila - mountain, rock, rocky, made of stone

सानूनि (sānūni) - plateaus (plateaus, ridges (of a mountain))

(noun)

Accusative, neuter, plural of sānu

sānu - ridge, plateau, peak, summit of a mountain

Note: Object of searching.

गुहाः (guhāḥ) - caves

(noun)

Accusative, feminine, plural of guhā

guhā - cave, cavern, hiding place, heart

from root guh (to hide)

Root: guh (class 1)

Note: Object of searching.

च (ca) - and

(indeclinable)

शिखराणि (śikharāṇi) - peaks (peaks, summits)

(noun)

Accusative, neuter, plural of śikhara

śikhara - peak, summit, top, crown, crest

Note: Object of searching.

च (ca) - and

(indeclinable)