महाभारतः mahābhārataḥ - book-5, chapter-129, verse-12

तं दृष्ट्वा घोरमात्मानं केशवस्य महात्मनः ।
न्यमीलयन्त नेत्राणि राजानस्त्रस्तचेतसः ॥१२॥

12. taṁ dṛṣṭvā ghoramātmānaṁ keśavasya mahātmanaḥ ,
nyamīlayanta netrāṇi rājānastrastacetasaḥ.

12. tam dṛṣṭvā ghoram ātmānam keśavasya mahātmanaḥ
nyamīlayanta netrāṇi rājānaḥ trastacetasaḥ

12. rājānaḥ trastacetasaḥ keśavasya mahātmanaḥ
tam ghoram ātmānam dṛṣṭvā netrāṇi nyamīlayanta

12. Seeing that terrifying form (ātman) of the great-souled Keśava, the kings, with their minds filled with dread, closed their eyes.

Words meanings summery:

• तम् (tam) - that, him

• दृष्ट्वा (dṛṣṭvā) - having seen

• घोरम् (ghoram) - terrible, dreadful

• आत्मानम् (ātmānam) - form, self (ātman), soul

• केशवस्य (keśavasya) - of Keśava, of Krishna

• महात्मनः (mahātmanaḥ) - of the great-souled, of the magnanimous

• न्यमीलयन्त (nyamīlayanta) - they closed

• नेत्राणि (netrāṇi) - eyes

• राजानः (rājānaḥ) - the kings

• त्रस्तचेतसः (trastacetasaḥ) - with terrified minds, whose minds are terrified

Words meanings and morphology

तम् (tam) - that, him

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

Note: Refers to `ātmānam`.

दृष्ट्वा (dṛṣṭvā) - having seen

(indeclinable)

absolutive/gerund

root dṛś + suffix -tvā

Root: dṛś (class 1)

Note: Connects a preceding action to the main verb.

घोरम् (ghoram) - terrible, dreadful

(adjective)

Accusative, masculine, singular of ghora

ghora - terrible, dreadful, fearful

Note: Agrees with `ātmānam`.

आत्मानम् (ātmānam) - form, self (ātman), soul

(noun)

Accusative, masculine, singular of ātman

ātman - self, soul, spirit, form, nature

Root: an (class 2)

Note: Object of `dṛṣṭvā`.

केशवस्य (keśavasya) - of Keśava, of Krishna

(proper noun)

Genitive, masculine, singular of keśava

keśava - Keśava (an epithet of Krishna), he who has beautiful hair, slayer of the demon Keśī

महात्मनः (mahātmanaḥ) - of the great-souled, of the magnanimous

(adjective)

Genitive, masculine, singular of mahātman

mahātman - great-souled, magnanimous, noble

Compound type : bahuvrīhi (mahā+ātman)

• mahā – great, large
  adjective
• ātman – self, soul, spirit
  noun (masculine)
  Root: an (class 2)

Note: Agrees with `keśavasya`.

न्यमीलयन्त (nyamīlayanta) - they closed

(verb)

3rd person , plural, active, past imperfect (laṅ) of ni-mīl

Imperfect past tense, 3rd person plural

root mīl, causative form

Prefix: ni

Root: mīl (class 10)

Note: Main verb of the sentence.

नेत्राणि (netrāṇi) - eyes

(noun)

Accusative, neuter, plural of netra

netra - eye

Root: nī (class 1)

Note: Object of `nyamīlayanta`.

राजानः (rājānaḥ) - the kings

(noun)

Nominative, masculine, plural of rājan

rājan - king

Note: Subject of `nyamīlayanta`.

त्रस्तचेतसः (trastacetasaḥ) - with terrified minds, whose minds are terrified

(adjective)

Nominative, masculine, plural of trastacetas

trastacetas - terrified in mind

Compound type : bahuvrīhi (trasta+cetas)

• trasta – terrified, frightened
  adjective (masculine)
  Past Passive Participle
  root tras + kta
  Root: tras (class 4)
• cetas – mind, intellect
  noun (neuter)
  Root: cit (class 1)

Note: Agrees with `rājānaḥ`.