वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-18, verse-42

सर्वे महाराज महाप्रभावाः सर्वे महाशैलनिकाशकायाः ।
सर्वे समर्थाः पृथिवीं क्षणेन कर्तुं प्रविध्वस्तविकीर्णशैलाम् ॥४२॥

42. sarve mahārāja mahāprabhāvāḥ sarve mahāśailanikāśakāyāḥ ,
sarve samarthāḥ pṛthivīṃ kṣaṇena kartuṃ pravidhvastavikīrṇaśailām.

42. sarve mahārāja mahāprabhāvāḥ
sarve mahāśailanikāśakāyāḥ sarve
samarthāḥ pṛthivīm kṣaṇena
kartum pravidhvastavikīrṇaśailām

42. mahārāja sarve mahāprabhāvāḥ
sarve mahāśailanikāśakāyāḥ sarve
kṣaṇena pṛthivīm
pravidhvastavikīrṇaśailām kartum samarthāḥ

42. O Great King, all (of these vanaras) possess immense power, and all have bodies resembling mighty mountains. All are capable of instantly transforming the earth into one with shattered and scattered mountains.

Words meanings summery:

• सर्वे (sarve) - all (of these vanaras) (all; every)

• महाराज (mahārāja) - O Great King (vocative form) (great king; emperor)

• महाप्रभावाः (mahāprabhāvāḥ) - possessing immense power (of great power/influence; very powerful)

• सर्वे (sarve) - all (of these vanaras) (all; every)

• महाशैलनिकाशकायाः (mahāśailanikāśakāyāḥ) - whose bodies resemble mighty mountains (having bodies resembling great mountains)

• सर्वे (sarve) - all (of these vanaras) (all; every)

• समर्थाः (samarthāḥ) - capable; able; competent

• पृथिवीम् (pṛthivīm) - earth; ground

• क्षणेन (kṣaṇena) - instantly (in an instant; in a moment; quickly)

• कर्तुम् (kartum) - to transform (to do; to make; to perform)

• प्रविध्वस्तविकीर्णशैलाम् (pravidhvastavikīrṇaśailām) - into one with shattered and scattered mountains (with shattered and scattered mountains)

Words meanings and morphology

सर्वे (sarve) - all (of these vanaras) (all; every)

(pronoun)

Nominative, masculine, plural of sarva

sarva - all; every; whole

महाराज (mahārāja) - O Great King (vocative form) (great king; emperor)

(noun)

Vocative, masculine, singular of mahārāja

mahārāja - great king; emperor

Compound type : tatpurusha (mahā+rājan)

• mahā – great; mighty; large
  adjective
• rājan – king; ruler
  noun (masculine)

महाप्रभावाः (mahāprabhāvāḥ) - possessing immense power (of great power/influence; very powerful)

(adjective)

Nominative, masculine, plural of mahāprabhāva

mahāprabhāva - of great power/influence; very powerful

Compound type : bahuvrihi (mahā+prabhāva)

• mahā – great; mighty; large
  adjective
• prabhāva – power; might; influence; majesty
  noun (masculine)
  from root bhū with prefix pra
  Prefix: pra
  Root: bhū (class 1)

सर्वे (sarve) - all (of these vanaras) (all; every)

(pronoun)

Nominative, masculine, plural of sarva

sarva - all; every; whole

महाशैलनिकाशकायाः (mahāśailanikāśakāyāḥ) - whose bodies resemble mighty mountains (having bodies resembling great mountains)

(adjective)

Nominative, masculine, plural of mahāśailanikāśakāya

mahāśailanikāśakāya - having bodies resembling great mountains

Compound type : bahuvrihi (mahā+śaila+nikāśa+kāya)

• mahā – great; mighty; large
  adjective
• śaila – mountain; rock
  noun (masculine)
• nikāśa – resembling; like; appearance
  adjective (masculine)
  from root kāś with prefix ni
  Prefix: ni
  Root: kāś (class 1)
• kāya – body; mass; collection
  noun (masculine)

सर्वे (sarve) - all (of these vanaras) (all; every)

(pronoun)

Nominative, masculine, plural of sarva

sarva - all; every; whole

समर्थाः (samarthāḥ) - capable; able; competent

(adjective)

Nominative, masculine, plural of samartha

samartha - capable; able; competent

from root arth with prefix sam

Prefix: sam

Root: arth (class 10)

पृथिवीम् (pṛthivīm) - earth; ground

(noun)

Accusative, feminine, singular of pṛthivī

pṛthivī - earth; ground; world

क्षणेन (kṣaṇena) - instantly (in an instant; in a moment; quickly)

(noun)

Instrumental, masculine, singular of kṣaṇa

kṣaṇa - instant; moment; short time

कर्तुम् (kartum) - to transform (to do; to make; to perform)

(verb)

infinitive of kṛ

infinitive

from root kṛ

Root: kṛ (class 8)

प्रविध्वस्तविकीर्णशैलाम् (pravidhvastavikīrṇaśailām) - into one with shattered and scattered mountains (with shattered and scattered mountains)

(adjective)

Accusative, feminine, singular of pravidhvastavikīrṇaśaila

pravidhvastavikīrṇaśaila - having mountains shattered and scattered

Compound type : bahuvrihi (pra+vi+dhvasta+vi+kīrṇa+śaila)

• pra – forth; forward; very
  indeclinable
• vi – asunder; apart; thoroughly
  indeclinable
• dhvasta – shattered; destroyed; fallen
  adjective (masculine)
  Past Passive Participle
  from root dhvaṃs (to fall, destroy)
  Root: dhvaṃs (class 1)
• vi – asunder; apart; thoroughly
  indeclinable
• kīrṇa – scattered; spread; thrown
  adjective (masculine)
  Past Passive Participle
  from root kṛ (to scatter)
  Root: kṛ (class 6)
• śaila – mountain; rock
  noun (masculine)

Note: This is a complex Bahuvrihi compound used adjectivally to qualify 'pṛthivīm'.