महाभारतः mahābhārataḥ - book-12, chapter-69, verse-53

परिखाश्चैव कौरव्य प्रतोलीः संकटानि च ।
न जातु कश्चित्पश्येत्तु गुह्यमेतद्युधिष्ठिर ॥५३॥

53. parikhāścaiva kauravya pratolīḥ saṁkaṭāni ca ,
na jātu kaścitpaśyettu guhyametadyudhiṣṭhira.

53. parikhāḥ ca eva kauravya pratolīḥ saṅkaṭāni ca
na jātu kaścit paśyet tu guhyam etat yudhiṣṭhira

53. kauravya,
(saḥ) parikhāḥ ca eva pratolīḥ saṅkaṭāni ca (samādiśet) yudhiṣṭhira,
kaścit na jātu etat guhyam paśyet tu

53. O scion of Kuru (Kauravya), he should maintain moats, city gates, and strategic narrow passages. No one, O Yudhishthira, should ever see these confidential matters.

Words meanings summery:

• परिखाः (parikhāḥ) - moats, ditches

• च (ca) - and, also

• एव (eva) - indeed, only, just, also

• कौरव्य (kauravya) - addressed to Yudhishthira (O scion of Kuru, O descendant of Kuru)

• प्रतोलीः (pratolīḥ) - city gates, main gates

• सङ्कटानि (saṅkaṭāni) - narrow passes, difficult places, defiles

• च (ca) - and, also

• न (na) - not, no

• जातु (jātu) - with 'na', means 'never' (ever, at any time)

• कश्चित् (kaścit) - anyone, someone

• पश्येत् (paśyet) - should see, should perceive

• तु (tu) - but, indeed, however

• गुह्यम् (guhyam) - secret, hidden, confidential (matter)

• एतत् (etat) - refers to the things just mentioned (moats, gates, passes) (this, that)

• युधिष्ठिर (yudhiṣṭhira) - O Yudhishthira

Words meanings and morphology

परिखाः (parikhāḥ) - moats, ditches

(noun)

Accusative, feminine, plural of parikhā

parikhā - moat, ditch, trench

Prefix: pari

Root: khan (class 1)

च (ca) - and, also

(indeclinable)

एव (eva) - indeed, only, just, also

(indeclinable)

कौरव्य (kauravya) - addressed to Yudhishthira (O scion of Kuru, O descendant of Kuru)

(proper noun)

Vocative, masculine, singular of kauravya

kauravya - descendant of Kuru, belonging to the Kurus

derived from Kuru (वंश) by suffix -ya

प्रतोलीः (pratolīḥ) - city gates, main gates

(noun)

Accusative, feminine, plural of pratolī

pratolī - main gate, city gate, outer gate

सङ्कटानि (saṅkaṭāni) - narrow passes, difficult places, defiles

(noun)

Accusative, neuter, plural of saṅkaṭa

saṅkaṭa - narrow, difficult, defile, strait, crisis

Prefix: sam

Root: kaṭ

च (ca) - and, also

(indeclinable)

न (na) - not, no

(indeclinable)

जातु (jātu) - with 'na', means 'never' (ever, at any time)

(indeclinable)

कश्चित् (kaścit) - anyone, someone

(pronoun)

Nominative, masculine, singular of kaścid

kaścid - someone, anyone, a certain (person)

from kim + cit

पश्येत् (paśyet) - should see, should perceive

(verb)

3rd person , singular, active, optative (liṅ) of dṛś

optative

root √dṛś, optative 3rd person singular, using paśya- stem

Root: dṛś (class 1)

तु (tu) - but, indeed, however

(indeclinable)

गुह्यम् (guhyam) - secret, hidden, confidential (matter)

(adjective)

Accusative, neuter, singular of guhya

guhya - secret, hidden, confidential, mysterious

Gerundive

from root √guh with suffix -ya (kṛtya)

Root: guh (class 1)

एतत् (etat) - refers to the things just mentioned (moats, gates, passes) (this, that)

(pronoun)

Accusative, neuter, singular of etad

etad - this, that

युधिष्ठिर (yudhiṣṭhira) - O Yudhishthira

(proper noun)

Vocative, masculine, singular of yudhiṣṭhira

yudhiṣṭhira - Yudhishthira (proper name, 'firm in battle')

from yudhi (in battle) + sthira (firm)