महाभारतः mahābhārataḥ - book-12, chapter-101, verse-15

उपन्यासोऽपसर्पाणां पदातीनां च गूहनम् ।
अथ शत्रुप्रतीघातमापदर्थं परायणम् ॥१५॥

15. upanyāso'pasarpāṇāṁ padātīnāṁ ca gūhanam ,
atha śatrupratīghātamāpadarthaṁ parāyaṇam.

15. upanyāsaḥ apasarpāṇām padātīnām ca gūhanam
atha śatru-pratīghātam āpad-artham parāyaṇam

15. apasarpāṇām upanyāsaḥ ca padātīnām gūhanam
atha āpad-artham śatru-pratīghātam parāyaṇam

15. The deployment of spies (apasarpas) and the concealment of infantry (padāti) are crucial. Moreover, the repulsion of enemies should be considered the primary refuge (parāyaṇa) in times of danger.

Words meanings summery:

• उपन्यासः (upanyāsaḥ) - deployment (arrangement, deployment, presentation, application)

• अपसर्पाणाम् (apasarpāṇām) - of spies (apasarpas) (of spies, of intruders, of secret agents)

• पदातीनाम् (padātīnām) - of infantry (padāti) (of foot-soldiers, of infantry)

• च (ca) - and (and, also)

• गूहनम् (gūhanam) - concealment (concealment, hiding, covering)

• अथ (atha) - moreover (then, now, moreover, furthermore)

• शत्रु-प्रतीघातम् (śatru-pratīghātam) - repulsion of enemies (repulsion of enemies, counteraction against foes)

• आपद्-अर्थम् (āpad-artham) - in times of danger (for the sake of danger, in times of distress)

• परायणम् (parāyaṇam) - primary refuge (parāyaṇa) (ultimate refuge, chief resort, ultimate goal)

Words meanings and morphology

उपन्यासः (upanyāsaḥ) - deployment (arrangement, deployment, presentation, application)

(noun)

Nominative, masculine, singular of upanyāsa

upanyāsa - deployment, arrangement, presentation, application

Derived from prefixes upa- and ni- and root √as (to throw, cast)

Prefixes: upa+ni

Root: as (class 4)

अपसर्पाणाम् (apasarpāṇām) - of spies (apasarpas) (of spies, of intruders, of secret agents)

(noun)

Genitive, masculine, plural of apasarpā

apasarpā - spy, intruder, secret agent

Derived from prefix apa- and root √sṛp (to creep, approach)

Prefix: apa

Root: sṛp (class 1)

पदातीनाम् (padātīnām) - of infantry (padāti) (of foot-soldiers, of infantry)

(noun)

Genitive, masculine, plural of padātin

padātin - foot-soldier, infantryman

Derived from padā (by foot) + √at (to go) or √i (to go) + -in (agent suffix)

च (ca) - and (and, also)

(indeclinable)

गूहनम् (gūhanam) - concealment (concealment, hiding, covering)

(noun)

Nominative, neuter, singular of gūhana

gūhana - concealment, hiding, covering

Derived from root √guh (to hide, conceal)

Root: guh (class 1)

अथ (atha) - moreover (then, now, moreover, furthermore)

(indeclinable)

शत्रु-प्रतीघातम् (śatru-pratīghātam) - repulsion of enemies (repulsion of enemies, counteraction against foes)

(noun)

Accusative, masculine, singular of śatru-pratīghāta

śatru-pratīghāta - repulsion of enemies, counteraction against foes

Compound of śatru (enemy) and pratīghāta (repulsion)

Compound type : tatpurusha (śatru+pratīghāta)

• śatru – enemy, foe, adversary
  noun (masculine)
• pratīghāta – repulsion, striking back, counterattack
  noun (masculine)
  Derived from prefix prati- and root √han (to strike, kill)
  Prefix: prati
  Root: han (class 2)

आपद्-अर्थम् (āpad-artham) - in times of danger (for the sake of danger, in times of distress)

(indeclinable)

Compound of āpad (calamity, danger) and artha (purpose, sake)

Compound type : tatpurusha (āpad+artha)

• āpad – calamity, danger, distress
  noun (feminine)
• artha – purpose, meaning, sake, wealth
  noun (masculine)

परायणम् (parāyaṇam) - primary refuge (parāyaṇa) (ultimate refuge, chief resort, ultimate goal)

(noun)

Nominative, neuter, singular of parāyaṇa

parāyaṇa - ultimate refuge, chief resort, ultimate goal, main reliance

Compound of para (supreme) and ayana (going, course, resort)

Compound type : tatpurusha (para+ayana)

• para – supreme, ultimate, other, distant
  adjective (masculine)
• ayana – going, course, path, refuge, resort
  noun (neuter)
  Derived from root √i (to go)
  Root: i (class 2)