महाभारतः mahābhārataḥ - book-6, chapter-43, verse-80

ततो युद्धं सुदुर्धर्षं व्याकुलं समपद्यत ।
शूराणां समरे तत्र समासाद्य परस्परम् ॥८०॥

80. tato yuddhaṁ sudurdharṣaṁ vyākulaṁ samapadyata ,
śūrāṇāṁ samare tatra samāsādya parasparam.

80. tataḥ yuddham sudurdharṣam vyākulam samapadyata
śūrāṇām samare tatra samāsādya parasparam

80. tataḥ tatra samare śūrāṇām parasparam samāsādya
yuddham sudurdharṣam vyākulam samapadyata

80. Then, the battle became extremely fierce and chaotic, as the heroes in that encounter confronted each other.

Words meanings summery:

• ततः (tataḥ) - then, thereupon, from there

• युद्धम् (yuddham) - battle, combat

• सुदुर्धर्षम् (sudurdharṣam) - very difficult to overcome, irresistible, fierce

• व्याकुलम् (vyākulam) - confused, agitated, disordered, chaotic

• समपद्यत (samapadyata) - became, occurred, turned out

• शूराणाम् (śūrāṇām) - of heroes, of warriors

• समरे (samare) - in battle, on the battlefield

• तत्र (tatra) - there, in that place

• समासाद्य (samāsādya) - having confronted (having met, having approached, having obtained)

• परस्परम् (parasparam) - mutually, each other

Words meanings and morphology

ततः (tataḥ) - then, thereupon, from there

(indeclinable)

युद्धम् (yuddham) - battle, combat

(noun)

Nominative, neuter, singular of yuddha

yuddha - battle, combat, fight

Past Passive Participle

from root yudh (to fight)

Root: yudh (class 4)

सुदुर्धर्षम् (sudurdharṣam) - very difficult to overcome, irresistible, fierce

(adjective)

Nominative, neuter, singular of sudurdharṣa

sudurdharṣa - very difficult to overcome, unconquerable, formidable

Compound type : karmadhāraya (su+dur+dhṛṣa)

• su – good, well, very
  indeclinable
• dur – bad, difficult, ill
  indeclinable
• dhṛṣa – daring, bold, attacking
  adjective (neuter)
  from root dhṛṣ
  Root: dhṛṣ (class 5)

Note: Agrees with 'yuddham'.

व्याकुलम् (vyākulam) - confused, agitated, disordered, chaotic

(adjective)

Nominative, neuter, singular of vyākula

vyākula - confused, agitated, bewildered, disordered

Prefixes: vi+ā

Root: kul (class 1)

Note: Agrees with 'yuddham'.

समपद्यत (samapadyata) - became, occurred, turned out

(verb)

3rd person , singular, middle, past imperfect (laṅ) of sam-pad

Imperfect Middle

from root pad (4th class) with prefix sam-

Prefix: sam

Root: pad (class 4)

शूराणाम् (śūrāṇām) - of heroes, of warriors

(noun)

Genitive, masculine, plural of śūra

śūra - hero, warrior, brave

समरे (samare) - in battle, on the battlefield

(noun)

Locative, masculine/neuter, singular of samara

samara - battle, conflict, war

तत्र (tatra) - there, in that place

(indeclinable)

समासाद्य (samāsādya) - having confronted (having met, having approached, having obtained)

(indeclinable)

absolutive/gerund

from root sad (1st class) with upasargas sam- and ā-

Prefixes: sam+ā

Root: sad (class 1)

Note: Absolutive (gerund) indicating a prior action.

परस्परम् (parasparam) - mutually, each other

(indeclinable)

Note: Functions adverbially here, meaning 'each other' or 'mutually'.