महाभारतः mahābhārataḥ - book-12, chapter-278, verse-3

वर्धयामास तेजश्च किमर्थममितौजसाम् ।
नित्यं वैरनिबद्धाश्च दानवाः सुरसत्तमैः ॥३॥

3. vardhayāmāsa tejaśca kimarthamamitaujasām ,
nityaṁ vairanibaddhāśca dānavāḥ surasattamaiḥ.

3. vardhayāmāsa tejaḥ ca kimartham amitojasām
nityam vairanibaddhāḥ ca dānavāḥ surasattamaiḥ

3. kimartham he (Uśanas) amitojasām nityam surasattamaiḥ
vairanibaddhāḥ ca dānavāḥ tejaḥ ca vardhayāmāsa?

3. For what reason did he augment the power (tejaḥ) of those Dānavas who possessed immense might and were perpetually bound by enmity with the best of the Suras (gods)?

Words meanings summery:

• वर्धयामास (vardhayāmāsa) - he increased, he caused to grow, he augmented

• तेजः (tejaḥ) - power, might, splendor, energy

• च (ca) - and, also

• किमर्थम् (kimartham) - for what purpose, why

• अमितोजसाम् (amitojasām) - of the Dānavas with immense might (of those of immeasurable might, of those with boundless energy)

• नित्यम् (nityam) - always, constantly, perpetually

• वैरनिबद्धाः (vairanibaddhāḥ) - bound by enmity, firmly tied by hostility

• च (ca) - and, also

• दानवाः (dānavāḥ) - the Dānavas (a class of Asuras)

• सुरसत्तमैः (surasattamaiḥ) - by/with the best of the gods, by/with the excellent Suras

Words meanings and morphology

वर्धयामास (vardhayāmāsa) - he increased, he caused to grow, he augmented

(verb)

3rd person , singular, active, perfect (Lit) of vardhaya

periphrastic perfect

causative stem of root vṛdh + āmāsa, 3rd person singular, active voice

Root: vṛdh (class 1)

तेजः (tejaḥ) - power, might, splendor, energy

(noun)

Accusative, neuter, singular of tejas

tejas - sharpness, might, power, energy, splendor

Note: Object of 'vardhayāmāsa'.

च (ca) - and, also

(indeclinable)

Note: Connective particle.

किमर्थम् (kimartham) - for what purpose, why

(indeclinable)

Compound type : tatpurusha (kim+artha)

• kim – what, which
  pronoun/interrogative (neuter)
• artha – purpose, meaning, wealth
  noun (masculine)

Note: Interrogative adverb asking for the reason or purpose.

अमितोजसाम् (amitojasām) - of the Dānavas with immense might (of those of immeasurable might, of those with boundless energy)

(adjective)

Genitive, masculine, plural of amitojas

amitojas - of immeasurable power or energy

Compound type : bahuvrihi (amita+ojas)

• a – not, un-
  indeclinable
• mita – measured, limited
  adjective (masculine)
  Past Passive Participle
  root mā + kta
  Root: mā (class 2)
• ojas – vigor, strength, power, might
  noun (neuter)

Note: Qualifies 'dānavāḥ'.

नित्यम् (nityam) - always, constantly, perpetually

(indeclinable)

Note: Adverb modifying 'vairanibaddhāḥ'.

वैरनिबद्धाः (vairanibaddhāḥ) - bound by enmity, firmly tied by hostility

(adjective)

Nominative, masculine, plural of vairanibaddha

vairanibaddha - bound by enmity, hostile

Compound type : tatpurusha (vaira+nibaddha)

• vaira – enmity, hostility
  noun (neuter)
• nibaddha – bound, tied, fastened
  adjective (masculine)
  Past Passive Participle
  prefix ni + root bandh + kta
  Prefix: ni
  Root: bandh (class 9)

Note: Qualifies 'dānavāḥ'.

च (ca) - and, also

(indeclinable)

Note: Connective particle.

दानवाः (dānavāḥ) - the Dānavas (a class of Asuras)

(proper noun)

Nominative, masculine, plural of dānava

dānava - a descendant of Danu; a class of demons or Asuras

Note: The class of beings whose power was augmented.

सुरसत्तमैः (surasattamaiḥ) - by/with the best of the gods, by/with the excellent Suras

(noun)

Instrumental, masculine, plural of surasattama

surasattama - best of the gods, most excellent god

Compound type : tatpurusha (sura+sattama)

• sura – god, deity
  noun (masculine)
• sattama – best, most excellent
  adjective (masculine)
  superlative suffix tamap

Note: Indicates with whom the Dānavas were in perpetual enmity.