महाभारतः mahābhārataḥ - book-7, chapter-15, verse-16

तदासीत्तुमुलं युद्धं निघ्नतामितरेतरम् ।
महाबलानां बलिभिर्दानवानां यथा सुरैः ॥१६॥

16. tadāsīttumulaṁ yuddhaṁ nighnatāmitaretaram ,
mahābalānāṁ balibhirdānavānāṁ yathā suraiḥ.

16. tadā āsīt tumulaṃ yuddhaṃ nighnatām itaretaram
mahābalānām balibhiḥ dānavānām yathā suraiḥ

16. tadā tumulaṃ yuddhaṃ itaretaram nighnatām mahābalānām āsīt,
yathā balibhiḥ suraiḥ dānavānām (yuddhaṃ āsīt)

16. Then there was a tumultuous battle where mighty warriors struck each other, just as the powerful gods strike the Dānavas (demons).

Words meanings summery:

• तदा (tadā) - then, at that time

• आसीत् (āsīt) - was, existed

• तुमुलं (tumulaṁ) - tumultuous, fierce, noisy

• युद्धं (yuddhaṁ) - battle, fight

• निघ्नताम् (nighnatām) - of those striking, of those killing

• इतरेतरम् (itaretaram) - each other, mutually

• महाबलानाम् (mahābalānām) - of the mighty ones, of the greatly powerful

• बलिभिः (balibhiḥ) - by the powerful ones

• दानवानाम् (dānavānām) - of the Dānavas (demons)

• यथा (yathā) - as, just as, like

• सुरैः (suraiḥ) - by the gods, by the Suras

Words meanings and morphology

तदा (tadā) - then, at that time

(indeclinable)

Note: Indeclinable adverb of time

आसीत् (āsīt) - was, existed

(verb)

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

Imperfect

Root as, Imperfect, Parasmaipada, 3rd person singular

Root: as (class 2)

Note: Imperfect active 3rd person singular of as

तुमुलं (tumulaṁ) - tumultuous, fierce, noisy

(adjective)

Nominative, neuter, singular of tumula

tumula - tumultuous, fierce, noisy, dreadful

Note: Nominative singular neuter of tumula, modifying yuddham

युद्धं (yuddhaṁ) - battle, fight

(noun)

Nominative, neuter, singular of yuddha

yuddha - battle, fight, war

Derived from root yudh

Root: yudh (class 4)

Note: Nominative singular of yuddha

निघ्नताम् (nighnatām) - of those striking, of those killing

(adjective)

Genitive, masculine, plural of nighnat

nighnat - striking, killing, smiting

Present Active Participle

From root han (to strike/kill) with prefix ni, present active participle

Prefix: ni

Root: han (class 2)

Note: Genitive plural masculine of present active participle nighnat, modifying mahābalānām

इतरेतरम् (itaretaram) - each other, mutually

(pronoun)

of itaretara

itaretara - each other, mutual, reciprocal

Note: Adverbial use meaning 'each other'

महाबलानाम् (mahābalānām) - of the mighty ones, of the greatly powerful

(adjective)

Genitive, masculine, plural of mahābala

mahābala - greatly powerful, mighty, of great strength

Compound type : bahuvrihi (mahā+bala)

• mahā – great, large, mighty
  adjective
• bala – strength, power, force
  noun (neuter)

Note: Genitive plural masculine of mahābala, modifying 'nighnatām'

बलिभिः (balibhiḥ) - by the powerful ones

(adjective)

Instrumental, masculine, plural of balin

balin - powerful, strong, mighty

Derived from 'bala' (strength) with suffix -in

Note: Instrumental plural masculine of balin, modifying 'suraiḥ'

दानवानाम् (dānavānām) - of the Dānavas (demons)

(proper noun)

Genitive, masculine, plural of dānava

dānava - a Dānava, a class of demons

Descendant of Danu

Note: Genitive plural of dānava

यथा (yathā) - as, just as, like

(indeclinable)

Note: Indeclinable particle indicating comparison

सुरैः (suraiḥ) - by the gods, by the Suras

(noun)

Instrumental, masculine, plural of sura

sura - god, deity

Note: Instrumental plural of sura