वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-5, chapter-1, verse-81

त्वमेषां ज्ञातवीर्याणां पुनरेवोत्पतिष्यताम् ।
पातालस्याप्रमेयस्य द्वारमावृत्य तिष्ठसि ॥८१॥

81. tvameṣāṃ jñātavīryāṇāṃ punarevotpatiṣyatām ,
pātālasyāprameyasya dvāramāvṛtya tiṣṭhasi.

81. tvam eṣām jñātavīryāṇām punaḥ eva utpatiṣyatām
pātālasya aprameyasya dvāram āvṛtya tiṣṭhasi

81. tvam eṣām jñātavīryāṇām punaḥ eva utpatiṣyatām
aprameyasya pātālasya dvāram āvṛtya tiṣṭhasi

81. You stand obstructing the immeasurable gateway of the netherworld (pātāla) for these asuras, whose prowess is known, and who are destined to rise again.

Words meanings summery:

• त्वम् (tvam) - you (singular, referring to Maināka) (you)

• एषाम् (eṣām) - for these (asuras) (of these)

• ज्ञातवीर्याणाम् (jñātavīryāṇām) - whose prowess is known (referring to asuras) (whose prowess is known, of known valor)

• पुनः (punaḥ) - again (again, once more, furthermore)

• एव (eva) - indeed, certainly (only, just, indeed, certainly)

• उत्पतिष्यताम् (utpatiṣyatām) - who are destined to rise again (referring to asuras) (of those who will rise, who are about to spring up)

• पातालस्य (pātālasya) - of the netherworld (pātāla) (of the netherworld)

• अप्रमेयस्य (aprameyasya) - of the immeasurable (netherworld) (of the immeasurable, of the boundless)

• द्वारम् (dvāram) - the gateway (door, gate, gateway)

• आवृत्य (āvṛtya) - obstructing (literally 'having covered') (having covered, having obstructed)

• तिष्ठसि (tiṣṭhasi) - you stand (you stand, you remain)

Words meanings and morphology

त्वम् (tvam) - you (singular, referring to Maināka) (you)

(pronoun)

Nominative, singular of tvam

yuṣmad - you

एषाम् (eṣām) - for these (asuras) (of these)

(pronoun)

Genitive, masculine, plural of etas

etas - this, these

Note: Refers to asuras

ज्ञातवीर्याणाम् (jñātavīryāṇām) - whose prowess is known (referring to asuras) (whose prowess is known, of known valor)

(adjective)

Genitive, masculine, plural of jñātavīrya

jñātavīrya - of known power/prowess, whose valor is known

Compound type : bahuvrihi (jñāta+vīrya)

• jñāta – known, understood
  adjective (masculine)
  Past Passive Participle
  From root jñā (to know)
  Root: jñā (class 9)
• vīrya – valor, prowess, strength, energy
  noun (neuter)

Note: Agrees with 'eṣām' and 'utpatiṣyatām'

पुनः (punaḥ) - again (again, once more, furthermore)

(indeclinable)

एव (eva) - indeed, certainly (only, just, indeed, certainly)

(indeclinable)

उत्पतिष्यताम् (utpatiṣyatām) - who are destined to rise again (referring to asuras) (of those who will rise, who are about to spring up)

(adjective)

Genitive, masculine, plural of utpatiṣyat

utpatiṣyat - going to rise, about to spring up

Future Active Participle

From root pat (to fly, to fall) with upasarga ut (up)

Prefix: ut

Root: pat (class 1)

Note: Agrees with 'eṣām' and 'jñātavīryāṇām'

पातालस्य (pātālasya) - of the netherworld (pātāla) (of the netherworld)

(noun)

Genitive, masculine, singular of pātāla

pātāla - the netherworld, hell

अप्रमेयस्य (aprameyasya) - of the immeasurable (netherworld) (of the immeasurable, of the boundless)

(adjective)

Genitive, masculine, singular of aprameya

aprameya - immeasurable, incomparable, boundless, incomprehensible

Gerundive/Future Passive Participle

Negative particle 'a' + prameya (measurable)

Compound type : nañ-tatpurusha (a+prameya)

• a – not, un-
  indeclinable
• prameya – measurable, provable, object of knowledge
  adjective (masculine)
  Gerundive/Future Passive Participle
  From root mā (to measure) with prefix pra
  Prefix: pra
  Root: mā (class 2)

Note: Agrees with 'pātālasya'

द्वारम् (dvāram) - the gateway (door, gate, gateway)

(noun)

Accusative, neuter, singular of dvāra

dvāra - door, gate, entrance, gateway

आवृत्य (āvṛtya) - obstructing (literally 'having covered') (having covered, having obstructed)

(indeclinable)

absolutive/gerund

From root vṛ (to cover, to obstruct) with upasarga ā, and suffix -ya

Prefix: ā

Root: vṛ (class 5)

तिष्ठसि (tiṣṭhasi) - you stand (you stand, you remain)

(verb)

2nd person , singular, active, present (lat) of sthā

present active

Root sthā, present 2nd singular active

Root: sthā (class 1)