महाभारतः mahābhārataḥ - book-7, chapter-15, verse-12

तद्युद्धमभवद्घोरं तुमुलं लोमहर्षणम् ।
त्वदीयैः पाण्डुपुत्राणां देवानामिव दानवैः ॥१२॥

12. tadyuddhamabhavadghoraṁ tumulaṁ lomaharṣaṇam ,
tvadīyaiḥ pāṇḍuputrāṇāṁ devānāmiva dānavaiḥ.

12. tat yuddham abhavat ghoram tumulam lomaharṣaṇam
tvadīyaiḥ pāṇḍuputrāṇām devānām iva dānavaiḥ

12. tat yuddham ghoram tumulam lomaharṣaṇam abhavat
devānām dānavaiḥ iva tvadīyaiḥ pāṇḍuputrāṇām

12. That battle became dreadful, tumultuous, and hair-raising, like (the battle) of the gods with the Danavas, fought by your (warriors) against the sons of Pandu.

Words meanings summery:

• तत् (tat) - Refers to the battle being described. (that)

• युद्धम् (yuddham) - battle, war

• अभवत् (abhavat) - became, happened

• घोरम् (ghoram) - dreadful, terrible

• तुमुलम् (tumulam) - tumultuous, noisy

• लोमहर्षणम् (lomaharṣaṇam) - hair-raising, causing horripilation

• त्वदीयैः (tvadīyaiḥ) - Refers to the warriors of Dhṛtarāṣṭra's side (the Kauravas). (by your (warriors))

• पाण्डुपुत्राणाम् (pāṇḍuputrāṇām) - Refers to the Pandava warriors. (of the sons of Pandu)

• देवानाम् (devānām) - of the gods

• इव (iva) - like, as, as if

• दानवैः (dānavaiḥ) - The Danavas are a class of demons, often adversaries of the gods. (by the Danavas)

Words meanings and morphology

तत् (tat) - Refers to the battle being described. (that)

(pronoun)

Nominative, neuter, singular of tad

tad - that, it

युद्धम् (yuddham) - battle, war

(noun)

Nominative, neuter, singular of yuddha

yuddha - battle, fight, war

Past Passive Participle

Derived from root `yudh` (to fight) + `kta` (PPP suffix). Used as a noun here.

Root: yudh (class 4)

अभवत् (abhavat) - became, happened

(verb)

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

Imperfect tense, 3rd person singular, active voice. Root `bhū`.

Root: bhū (class 1)

घोरम् (ghoram) - dreadful, terrible

(adjective)

Nominative, neuter, singular of ghora

ghora - dreadful, terrible, fierce, awful

Note: Agrees with 'yuddham'.

तुमुलम् (tumulam) - tumultuous, noisy

(adjective)

Nominative, neuter, singular of tumula

tumula - tumultuous, noisy, agitated, dreadful

Note: Agrees with 'yuddham'.

लोमहर्षणम् (lomaharṣaṇam) - hair-raising, causing horripilation

(adjective)

Nominative, neuter, singular of lomaharṣaṇa

lomaharṣaṇa - causing the hair to stand on end, thrilling, horripilation

Agent noun/adjective from `roman` (hair) + `harṣaṇa` (causing to stand erect/excite).

Compound type : tatpuruṣa (loman+harṣaṇa)

• loman – hair (on the body), fur
  noun (neuter)
• harṣaṇa – causing joy, exciting, causing to stand erect
  adjective (neuter)
  Causative from root `hṛṣ` + `lyuṭ` suffix
  Derived from the causative root `hṛṣ` (to be stiff, to thrill) + `lyuṭ` (suffix for agent/action).
  Root: hṛṣ (class 1)

Note: Agrees with 'yuddham'.

त्वदीयैः (tvadīyaiḥ) - Refers to the warriors of Dhṛtarāṣṭra's side (the Kauravas). (by your (warriors))

(adjective)

Instrumental, masculine, plural of tvadīya

tvadīya - yours, belonging to you, relating to you

Derived from `tvad` (you) with the suffix `īya`.

Note: Used substantively here to mean 'by your men/warriors'.

पाण्डुपुत्राणाम् (pāṇḍuputrāṇām) - Refers to the Pandava warriors. (of the sons of Pandu)

(noun)

Genitive, masculine, plural of pāṇḍuputra

pāṇḍuputra - son of Pandu

Compound type : tatpuruṣa (pāṇḍu+putra)

• pāṇḍu – Pandu (name of a king, father of the Pandavas)
  proper noun (masculine)
• putra – son, child
  noun (masculine)

देवानाम् (devānām) - of the gods

(noun)

Genitive, masculine, plural of deva

deva - god, deity, divine being

इव (iva) - like, as, as if

(indeclinable)

दानवैः (dānavaiḥ) - The Danavas are a class of demons, often adversaries of the gods. (by the Danavas)

(noun)

Instrumental, masculine, plural of dānava

dānava - descendant of Danu, a class of demons, giant

Derived from Danu (mother of the Danavas) with the taddhita suffix -a.