महाभारतः mahābhārataḥ - book-6, chapter-88, verse-16

तं श्रुत्वा निनदं घोरं तस्य भीष्मस्य रक्षसः ।
आचार्यमुपसंगम्य भीष्मः शांतनवोऽब्रवीत् ॥१६॥

16. taṁ śrutvā ninadaṁ ghoraṁ tasya bhīṣmasya rakṣasaḥ ,
ācāryamupasaṁgamya bhīṣmaḥ śāṁtanavo'bravīt.

16. tam śrutvā ninadaṃ ghoraṃ tasya bhīṣmasya rakṣasaḥ
ācāryam upasaṅgamya bhīṣmaḥ śāntanavaḥ abravīt

16. śāntanavaḥ bhīṣmaḥ tasya bhīṣmasya rakṣasaḥ taṃ ghoraṃ ninadaṃ śrutvā,
ācāryam upasaṅgamya abravīt

16. Having heard that dreadful roar of the rākṣasa, Bhīṣma, the son of Śāntanu, approached the preceptor (Droṇa) and spoke.

Words meanings summery:

• तम् (tam) - referring to the roar (that, him)

• श्रुत्वा (śrutvā) - having heard

• निनदम् (ninadam) - roar, sound

• घोरम् (ghoram) - terrible, dreadful, fierce

• तस्य (tasya) - referring to the rākṣasa (of that, his)

• भीष्मस्य (bhīṣmasya) - referring to the dreadful nature of the rākṣasa's roar (of the dreadful, of the terrible)

• रक्षसः (rakṣasaḥ) - of the rākṣasa, demon

• आचार्यम् (ācāryam) - referring to Droṇācārya (to the teacher, preceptor)

• उपसङ्गम्य (upasaṅgamya) - having approached

• भीष्मः (bhīṣmaḥ) - Bhīṣma (name of the Kuru grand-sire)

• शान्तनवः (śāntanavaḥ) - referring to Bhīṣma (son of Śāntanu)

• अब्रवीत् (abravīt) - spoke, said

Words meanings and morphology

तम् (tam) - referring to the roar (that, him)

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

श्रुत्वा (śrutvā) - having heard

(indeclinable)

Absolutive

from śru (to hear) with -tvā suffix

Root: śru (class 5)

निनदम् (ninadam) - roar, sound

(noun)

Accusative, masculine, singular of ninada

ninada - roar, sound

from ni-nad

Prefix: ni

Root: nad (class 1)

घोरम् (ghoram) - terrible, dreadful, fierce

(adjective)

Accusative, masculine, singular of ghora

ghora - terrible, dreadful, fierce

तस्य (tasya) - referring to the rākṣasa (of that, his)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

भीष्मस्य (bhīṣmasya) - referring to the dreadful nature of the rākṣasa's roar (of the dreadful, of the terrible)

(adjective)

Genitive, masculine, singular of bhīṣma

bhīṣma - dreadful, terrible; name of Bhīṣma

Root: bhī (class 3)

रक्षसः (rakṣasaḥ) - of the rākṣasa, demon

(noun)

Genitive, masculine, singular of rakṣas

rakṣas - rākṣasa, demon

Root: rakṣ (class 1)

आचार्यम् (ācāryam) - referring to Droṇācārya (to the teacher, preceptor)

(noun)

Accusative, masculine, singular of ācārya

ācārya - teacher, preceptor

from ā-car (to follow, practice)

Prefix: ā

Root: car (class 1)

उपसङ्गम्य (upasaṅgamya) - having approached

(indeclinable)

Absolutive (gerund)

from upa-sam-gam (to go near, approach) with -lyaP suffix

Prefixes: upa+sam

Root: gam (class 1)

भीष्मः (bhīṣmaḥ) - Bhīṣma (name of the Kuru grand-sire)

(proper noun)

Nominative, masculine, singular of bhīṣma

bhīṣma - Bhīṣma (name of the Kuru grand-sire)

शान्तनवः (śāntanavaḥ) - referring to Bhīṣma (son of Śāntanu)

(noun)

Nominative, masculine, singular of śāntanava

śāntanava - son of Śāntanu

patronymic from Śāntanu

अब्रवीत् (abravīt) - spoke, said

(verb)

3rd person , singular, active, past imperfect (laṅ) of brū

Imperfect

root brū becomes brav- in imperfect

Root: brū (class 2)