महाभारतः mahābhārataḥ - book-4, chapter-38, verse-7

व्यायामसहमत्यर्थं तृणराजसमं महत् ।
सर्वायुधमहामात्रं शत्रुसंबाधकारकम् ॥७॥

7. vyāyāmasahamatyarthaṁ tṛṇarājasamaṁ mahat ,
sarvāyudhamahāmātraṁ śatrusaṁbādhakārakam.

7. vyāyāmasamartham tṛṇarājasamam mahat
sarvāyudhamahāmātram śatrusaṃbādhakārakam

7. It was suitable for intense practice, as vast as a royal palm, containing all great weapons, and causing distress to enemies.

Words meanings summery:

• व्यायामसमर्थम् (vyāyāmasamartham) - suitable for exertion; able to endure effort

• तृणराजसमम् (tṛṇarājasamam) - resembling a king of grasses; like a palm tree

• महत् (mahat) - great, large, huge

• सर्वायुधमहामात्रम् (sarvāyudhamahāmātram) - containing/comprising all great weapons; of great measure in all weapons

• शत्रुसंबाधकारकम् (śatrusaṁbādhakārakam) - causing obstruction/distress to enemies; hindering enemies

Words meanings and morphology

व्यायामसमर्थम् (vyāyāmasamartham) - suitable for exertion; able to endure effort

(adjective)

Accusative, neuter, singular of vyāyāmasamartha

vyāyāmasamartha - suitable for exercise or exertion, able to endure effort, capable of effort

Compound type : tatpurusha (vyāyāma+samartha)

• vyāyāma – exercise, exertion, effort, practice
  noun (masculine)
  Derived from prefix vi + ā + root yam (to restrain, control)
  Prefixes: vi+ā
  Root: yam (class 1)
• samartha – capable, able, suitable, fit, competent
  adjective (masculine/neuter)
  Derived from prefix sam + root arth (to obtain, or from noun artha)
  Prefix: sam
  Root: arth (class 10)

Note: Qualifies the implied object (the hidden weapon bundle).

तृणराजसमम् (tṛṇarājasamam) - resembling a king of grasses; like a palm tree

(adjective)

Accusative, neuter, singular of tṛṇarājasama

tṛṇarājasama - resembling a king of grasses (like a palm or bamboo tree)

Compound type : bahuvrihi (tṛṇa+rāja+sama)

• tṛṇa – grass, straw, herb
  noun (neuter)
  Root: tṛṇ
• rāja – king, ruler
  noun (masculine)
  From root rāj (to shine, rule)
  Root: rāj (class 1)
• sama – equal, similar, like, same
  adjective (masculine/neuter)

Note: Qualifies the implied object.

महत् (mahat) - great, large, huge

(adjective)

Accusative, neuter, singular of mahat

mahat - great, large, important, mighty, big

Present Active Participle

Present active participle of root mah (to be great, strong)

Root: mah (class 1)

Note: The primary adjective describing the hidden object/bundle, which is grammatically neuter singular.

सर्वायुधमहामात्रम् (sarvāyudhamahāmātram) - containing/comprising all great weapons; of great measure in all weapons

(adjective)

Accusative, neuter, singular of sarvāyudhamahāmātra

sarvāyudhamahāmātra - containing all great weapons, of great measure in all weapons

Compound type : karmadharaya (sarva+āyudha+mahāmātra)

• sarva – all, every, whole
  pronoun/adjective (masculine/feminine/neuter)
• āyudha – weapon, implement of war
  noun (neuter)
  Derived from prefix ā + root yudh (to fight)
  Prefix: ā
  Root: yudh (class 4)
• mahāmātra – of great measure, great quantity, very large; also, a high official
  adjective/noun (masculine/neuter)
  Derived from mahā (great) + mātra (measure)

Note: Qualifies the implied object.

शत्रुसंबाधकारकम् (śatrusaṁbādhakārakam) - causing obstruction/distress to enemies; hindering enemies

(adjective)

Accusative, neuter, singular of śatrusaṃbādhakāraka

śatrusaṁbādhakāraka - causing distress to enemies, creating obstacles for foes

Compound type : tatpurusha (śatru+saṃbādha+kāraka)

• śatru – enemy, foe, adversary
  noun (masculine)
• saṃbādha – obstruction, impediment, distress, crowding, oppression
  noun (masculine)
  Derived from prefix sam + root bādh (to oppress, hinder)
  Prefix: sam
  Root: bādh (class 1)
• kāraka – causing, making, performing; an agent, a cause
  adjective/noun (masculine/neuter)
  Agent Noun
  From root kṛ (to do, make)
  Root: kṛ (class 8)

Note: Qualifies the implied object.