महाभारतः mahābhārataḥ - book-3, chapter-188, verse-81

निर्घातवायसा नागाः शकुनाः समृगद्विजाः ।
रूक्षा वाचो विमोक्ष्यन्ति युगान्ते पर्युपस्थिते ॥८१॥

81. nirghātavāyasā nāgāḥ śakunāḥ samṛgadvijāḥ ,
rūkṣā vāco vimokṣyanti yugānte paryupasthite.

81. nirghātavāyasāḥ nāgāḥ śakunāḥ samṛgadvijāḥ
rūkṣāḥ vācaḥ vimokṣyanti yugānte paryupasthite

81. When the end of the age (yuga) is imminent, crows will make harsh sounds, and serpents, birds, along with animals and other twice-born creatures, will utter rough cries.

Words meanings summery:

• निर्घातवायसाः (nirghātavāyasāḥ) - crows making harsh noises

• नागाः (nāgāḥ) - serpents, snakes

• शकुनाः (śakunāḥ) - birds

• समृगद्विजाः (samṛgadvijāḥ) - along with animals and twice-born creatures

• रूक्षाः (rūkṣāḥ) - rough, coarse (referring to sounds/voices) (harsh, rough, dry)

• वाचः (vācaḥ) - cries, sounds (voices, words, speeches)

• विमोक्ष्यन्ति (vimokṣyanti) - they will utter (sounds) (they will utter, they will release, they will abandon)

• युगान्ते (yugānte) - when the end of the age (yuga) is imminent (at the end of an age)

• पर्युपस्थिते (paryupasthite) - when (the end of the age) is imminent (when it is present, when it has arrived, when it is imminent)

Words meanings and morphology

निर्घातवायसाः (nirghātavāyasāḥ) - crows making harsh noises

(noun)

Nominative, masculine, plural of nirghātavāyasa

nirghātavāyasa - crows characterized by harsh sounds

Compound type : tatpurusha (nirghāta+vāyasa)

• nirghāta – a harsh sound, loud noise, thunderclap
  noun (masculine)
  From `nis-han` (to strike out, produce a sound)
  Prefix: nis
  Root: han (class 2)
• vāyasa – crow
  noun (masculine)

नागाः (nāgāḥ) - serpents, snakes

(noun)

Nominative, masculine, plural of nāga

nāga - serpent, snake, elephant, mountain

शकुनाः (śakunāḥ) - birds

(noun)

Nominative, masculine, plural of śakuna

śakuna - bird, omen

समृगद्विजाः (samṛgadvijāḥ) - along with animals and twice-born creatures

(adjective)

Nominative, masculine, plural of samṛgadvija

samṛgadvija - with animals (mṛga) and twice-born (dvija)

Compound type : bahuvrihi (sa+mṛga+dvija)

• sa – with, accompanied by
  indeclinable
• mṛga – animal, deer, game
  noun (masculine)
• dvija – twice-born (Brahmin, bird, tooth)
  noun (masculine)

Note: Acts as an additional group of subjects in the list.

रूक्षाः (rūkṣāḥ) - rough, coarse (referring to sounds/voices) (harsh, rough, dry)

(adjective)

Nominative, feminine, plural of rūkṣa

rūkṣa - rough, harsh, dry, rude, coarse

Note: Agrees with 'vācaḥ'

वाचः (vācaḥ) - cries, sounds (voices, words, speeches)

(noun)

Accusative, feminine, plural of vāc

vāc - speech, word, voice, sound

Root: vac (class 2)

विमोक्ष्यन्ति (vimokṣyanti) - they will utter (sounds) (they will utter, they will release, they will abandon)

(verb)

3rd person , plural, active, future (lṛṭ) of vimuc

Future tense, from root 'muc' with prefix 'vi'

Prefix: vi

Root: muc (class 6)

युगान्ते (yugānte) - when the end of the age (yuga) is imminent (at the end of an age)

(noun)

Locative, masculine, singular of yugānta

yugānta - end of an age (yuga)

Compound type : tatpurusha (yuga+anta)

• yuga – age, era, yoke, pair
  noun (masculine)
• anta – end, boundary, limit
  noun (masculine)

पर्युपस्थिते (paryupasthite) - when (the end of the age) is imminent (when it is present, when it has arrived, when it is imminent)

(adjective)

Locative, masculine, singular of paryupasthita

paryupasthita - present, arrived, imminent, standing by

Past Passive Participle

Derived from root 'sthā' with prefixes 'pari' and 'upa', suffix 'kta' (ta)

Prefixes: pari+upa

Root: sthā (class 1)

Note: Used in a locative absolute construction with 'yugānte'.