वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-2, chapter-82, verse-21

शून्यसंवरणारक्षामयन्त्रितहयद्विपाम् ।
अपावृतपुरद्वारां राजधानीमरक्षिताम् ॥२१॥

21. śūnyasaṃvaraṇārakṣāmayantritahayadvipām ,
apāvṛtapuradvārāṃ rājadhānīmarakṣitām.

21. śūnyasaṃvaraṇārakṣām ayantritahayadvipām
apāvṛtapuradvārām rājadhānīm arakṣitām

21. śūnyasaṃvaraṇārakṣām ayantritahayadvipām
apāvṛtapuradvārām arakṣitām rājadhānīm

21. A capital city (rājadhānī) that is devoid of defenses and guards, whose horses and elephants are uncontrolled, whose city gates are open, and which is entirely unprotected.

Words meanings summery:

• शून्यसंवरणारक्षाम् (śūnyasaṁvaraṇārakṣām) - devoid of defenses and guards

• अयन्त्रितहयद्विपाम् (ayantritahayadvipām) - with uncontrolled horses and elephants

• अपावृतपुरद्वाराम् (apāvṛtapuradvārām) - with unclosed city gates, whose city gates are open

• राजधानीम् (rājadhānīm) - the capital city, royal residence

• अरक्षिताम् (arakṣitām) - unprotected, unguarded

Words meanings and morphology

शून्यसंवरणारक्षाम् (śūnyasaṁvaraṇārakṣām) - devoid of defenses and guards

(adjective)

Accusative, feminine, singular of śūnyasaṃvaraṇārakṣā

śūnyasaṁvaraṇārakṣā - empty of defenses and protection

Compound type : tatpuruṣa (śūnya+saṃvaraṇa+ārakṣā)

• śūnya – empty, void, deserted
  adjective (neuter)
• saṃvaraṇa – defense, covering, enclosing
  noun (neuter)
  Action noun from saṃ-√vṛ 'to cover, enclose'
  Prefix: sam
  Root: vṛ (class 5)
• ārakṣā – guard, protection, defense
  noun (feminine)
  Action noun from ā-√rakṣ 'to guard, protect'
  Prefix: ā
  Root: rakṣ (class 1)

अयन्त्रितहयद्विपाम् (ayantritahayadvipām) - with uncontrolled horses and elephants

(adjective)

Accusative, feminine, singular of ayantritahayadvipā

ayantritahayadvipā - whose horses and elephants are uncontrolled

Compound type : bahuvrīhi (a+yantrita+haya+dvipa)

• a – not, un-
  indeclinable
  Negative prefix
• yantrita – controlled, restrained, bridled
  adjective (neuter)
  past passive participle
  Past passive participle from root √yam 'to control, restrain'
  Root: yam (class 1)
• haya – horse
  noun (masculine)
• dvipa – elephant (lit. 'two-drinker')
  noun (masculine)

अपावृतपुरद्वाराम् (apāvṛtapuradvārām) - with unclosed city gates, whose city gates are open

(adjective)

Accusative, feminine, singular of apāvṛtapuradvārā

apāvṛtapuradvārā - whose city gates are open

Compound type : bahuvrīhi (a+pāvṛta+pura+dvārā)

• a – not, un-
  indeclinable
  Negative prefix
• pāvṛta – closed, covered
  adjective (neuter)
  past passive participle
  Past passive participle from root ā-√vṛ 'to cover, close'
  Prefix: ā
  Root: vṛ (class 5)
• pura – city, town, fortress
  noun (neuter)
• dvārā – gate, door
  noun (feminine)

राजधानीम् (rājadhānīm) - the capital city, royal residence

(noun)

Accusative, feminine, singular of rājadhānī

rājadhānī - capital city, royal residence

Compound type : tatpuruṣa (rājan+dhānī)

• rājan – king, ruler
  noun (masculine)
• dhānī – seat, residence, abode
  noun (feminine)

अरक्षिताम् (arakṣitām) - unprotected, unguarded

(adjective)

Accusative, feminine, singular of arakṣitā

arakṣitā - unprotected, unguarded

past passive participle

Past passive participle of √rakṣ 'to protect', with negative prefix 'a-'

Compound type : nañ-tatpuruṣa (a+rakṣitā)

• a – not, un-
  indeclinable
  Negative prefix
• rakṣitā – protected, guarded
  adjective (feminine)
  past passive participle
  Past passive participle from root √rakṣ 'to protect'
  Root: rakṣ (class 1)