वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-3, chapter-30, verse-7

देवासुरविमर्देषु वज्राशनिकृतव्रणम् ।
ऐरावतविषाणाग्रैरुत्कृष्टकिणवक्षसं ॥७॥

7. devāsuravimardeṣu vajrāśanikṛtavraṇam ,
airāvataviṣāṇāgrairutkṛṣṭakiṇavakṣasaṃ.

7. devāsuravimardeṣu vajrāśanikṛtavraṇam
airāvataviṣāṇāgraiḥ utkṛṣṭakiṇavakṣasam

7. devāsuravimardeṣu vajrāśanikṛtavraṇam
airāvataviṣāṇāgraiḥ utkṛṣṭakiṇavakṣasam

7. His chest was scarred with prominent calluses, having been wounded by thunderbolts during the battles between gods and demons, and further marked by the tips of Airavata's tusks.

Words meanings summery:

• देवासुरविमर्देषु (devāsuravimardeṣu) - in the battles/conflicts of gods and demons

• वज्राशनिकृतव्रणम् (vajrāśanikṛtavraṇam) - having wounds made by thunderbolts

• ऐरावतविषाणाग्रैः (airāvataviṣāṇāgraiḥ) - by the tips of Airavata's tusks

• उत्कृष्टकिणवक्षसम् (utkṛṣṭakiṇavakṣasam) - having a chest with prominent calluses

Words meanings and morphology

देवासुरविमर्देषु (devāsuravimardeṣu) - in the battles/conflicts of gods and demons

(noun)

Locative, masculine, plural of devāsuravimarda

devāsuravimarda - conflict of gods and demons, battle between devas and asuras

Compound type : tatpuruṣa (deva+asura+vimarda)

• deva – god, deity
  noun (masculine)
• asura – demon, anti-god
  noun (masculine)
• vimarda – rubbing, crushing, conflict, battle
  noun (masculine)
  Derived from root mṛd with prefix vi-
  Prefix: vi
  Root: mṛd (class 6)

वज्राशनिकृतव्रणम् (vajrāśanikṛtavraṇam) - having wounds made by thunderbolts

(adjective)

Accusative, masculine, singular of vajrāśanikṛtavraṇa

vajrāśanikṛtavraṇa - one whose wounds are caused by thunderbolts

Compound type : bahuvrīhi (vajrāśani+kṛta+vraṇa)

• vajrāśani – thunderbolt
  noun (masculine)
• kṛta – made, done, caused
  adjective (masculine)
  Past Passive Participle
  Root: kṛ (class 8)
• vraṇa – wound, injury
  noun (masculine)

ऐरावतविषाणाग्रैः (airāvataviṣāṇāgraiḥ) - by the tips of Airavata's tusks

(noun)

Instrumental, neuter, plural of airāvataviṣāṇāgra

airāvataviṣāṇāgra - the tips of Airavata's tusks

Compound type : tatpuruṣa (airāvata+viṣāṇa+agra)

• airāvata – Airavata (Indra's elephant)
  proper noun (masculine)
• viṣāṇa – tusk, horn
  noun (neuter)
• agra – tip, point, front
  noun (neuter)

उत्कृष्टकिणवक्षसम् (utkṛṣṭakiṇavakṣasam) - having a chest with prominent calluses

(adjective)

Accusative, masculine, singular of utkṛṣṭakiṇavakṣas

utkṛṣṭakiṇavakṣas - one whose chest has prominent calluses

Compound type : bahuvrīhi (utkṛṣṭa+kiṇa+vakṣas)

• utkṛṣṭa – prominent, elevated, excellent
  adjective (masculine)
  Past Passive Participle
  Prefix: ut
  Root: kṛṣ (class 1)
• kiṇa – callus, scar
  noun (masculine)
• vakṣas – chest, breast
  noun (neuter)