महाभारतः mahābhārataḥ - book-6, chapter-111, verse-8

तस्मिन्नयुतशो राजन्भूयश्च स परंतपः ।
भीष्मः शांतनवो योधाञ्जघान परमास्त्रवित् ॥८॥

8. tasminnayutaśo rājanbhūyaśca sa paraṁtapaḥ ,
bhīṣmaḥ śāṁtanavo yodhāñjaghāna paramāstravit.

8. tasmin ayutaśaḥ rājan bhūyaḥ ca saḥ paraṃtapaḥ
bhīṣmaḥ śāntanavaḥ yodhān jaghāna paramāstravit

8. rājan tasmin saḥ paraṃtapaḥ śāntanavaḥ paramāstravit
bhīṣmaḥ bhūyaḥ ca ayutaśaḥ yodhān jaghāna

8. O king, in that battle, Bhishma, the son of Shantanu, who was a tormentor of foes and skilled in supreme weapons, further killed tens of thousands of warriors.

Words meanings summery:

• तस्मिन् (tasmin) - in that battle (in that, on that)

• अयुतशः (ayutaśaḥ) - by tens of thousands, in tens of thousands

• राजन् (rājan) - O king

• भूयः (bhūyaḥ) - further, again, moreover

• च (ca) - and, also

• सः (saḥ) - refers to Bhishma (he, that)

• परंतपः (paraṁtapaḥ) - epithet for Bhishma (tormentor of foes, subduer of enemies)

• भीष्मः (bhīṣmaḥ) - the renowned Kaurava general (Bhishma)

• शान्तनवः (śāntanavaḥ) - Bhishma, who was the son of Shantanu (son of Shantanu)

• योधान् (yodhān) - warriors, fighters

• जघान (jaghāna) - killed, struck

• परमास्त्रवित् (paramāstravit) - epithet for Bhishma (knower of supreme weapons, skilled in ultimate missiles)

Words meanings and morphology

तस्मिन् (tasmin) - in that battle (in that, on that)

(pronoun)

Locative, singular of tad

tad - that, this

अयुतशः (ayutaśaḥ) - by tens of thousands, in tens of thousands

(indeclinable)

Derived from ayuta (ten thousand) with the suffix -śaḥ indicating 'in parts of', 'by groups of'.

राजन् (rājan) - O king

(noun)

Vocative, masculine, singular of rājan

rājan - king, ruler

Root: rāj (class 1)

भूयः (bhūyaḥ) - further, again, moreover

(indeclinable)

च (ca) - and, also

(indeclinable)

सः (saḥ) - refers to Bhishma (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, this

परंतपः (paraṁtapaḥ) - epithet for Bhishma (tormentor of foes, subduer of enemies)

(adjective)

Nominative, masculine, singular of paraṃtapa

paraṁtapa - tormentor of foes, subduer of enemies

Compound type : tatpurusha (para+tapa)

• para – other, enemy, supreme
  adjective (masculine)
• tapa – causing pain, heating, tormenting
  noun (masculine)
  From root 'tap' (to heat, to torment).
  Root: tap (class 1)

Note: Compound used as an epithet.

भीष्मः (bhīṣmaḥ) - the renowned Kaurava general (Bhishma)

(proper noun)

Nominative, masculine, singular of bhīṣma

bhīṣma - Bhishma (name of a character)

शान्तनवः (śāntanavaḥ) - Bhishma, who was the son of Shantanu (son of Shantanu)

(adjective)

Nominative, masculine, singular of śāntanava

śāntanava - descendant of Shantanu, son of Shantanu

Taddhita derivation from Shantanu, meaning 'relating to Shantanu' or 'descendant of Shantanu'.

Note: Epithet for Bhishma.

योधान् (yodhān) - warriors, fighters

(noun)

Accusative, masculine, plural of yodha

yodha - warrior, fighter, soldier

From root 'yudh' (to fight).

Root: yudh (class 4)

जघान (jaghāna) - killed, struck

(verb)

3rd person , singular, active, perfect (liṭ) of han

Root: han (class 2)

Note: Form of √han (to strike, to kill).

परमास्त्रवित् (paramāstravit) - epithet for Bhishma (knower of supreme weapons, skilled in ultimate missiles)

(adjective)

Nominative, masculine, singular of paramāstravid

paramāstravid - knower of supreme weapons

Compound 'parama-astra-vid'. 'Vid' from root 'vid' (to know).

Compound type : tatpurusha (parama+astra+vid)

• parama – supreme, highest, utmost
  adjective (masculine)
• astra – weapon, missile
  noun (neuter)
• vid – knower, understanding
  noun (masculine)
  From root 'vid' (to know).
  Root: vid (class 2)

Note: Compound used as an epithet.