महाभारतः mahābhārataḥ - book-12, chapter-91, verse-30

अविज्ञातासु च स्त्रीषु क्लीबासु स्वैरिणीषु च ।
परभार्यासु कन्यासु नाचरेन्मैथुनं नृपः ॥३०॥

30. avijñātāsu ca strīṣu klībāsu svairiṇīṣu ca ,
parabhāryāsu kanyāsu nācarenmaithunaṁ nṛpaḥ.

30. avijñātāsu ca strīṣu klībāsu svairiṇīṣu ca
parabhāryāsu kanyāsu na ācaret maithunam nṛpaḥ

30. nṛpaḥ avijñātāsu strīṣu ca klībāsu svairiṇīṣu
ca parabhāryāsu kanyāsu na maithunam ācaret

30. A king should not engage in sexual intercourse with unknown women, nor with impotent or unchaste women, nor with the wives of others, nor with maidens.

Words meanings summery:

• अविज्ञातासु (avijñātāsu) - with unknown (women) (among unknown, with unknown)

• च (ca) - and (and, also, moreover)

• स्त्रीषु (strīṣu) - with women (among women, with women)

• क्लीबासु (klībāsu) - with impotent (women) (among impotent (persons), with eunuchs, with effeminate (women))

• स्वैरिणीषु (svairiṇīṣu) - with unchaste women (among unchaste women, with independent women, with loose women)

• च (ca) - and (and, also, moreover)

• परभार्यासु (parabhāryāsu) - with the wives of others (among wives of others, with other men's wives)

• कन्यासु (kanyāsu) - with maidens (among maidens, with unmarried girls)

• न (na) - not (not, no)

• आचरेत् (ācaret) - one should engage in (one should perform, one should behave, one should practice)

• मैथुनम् (maithunam) - sexual intercourse (sexual intercourse, cohabitation, union)

• नृपः (nṛpaḥ) - a king (king, ruler)

Words meanings and morphology

अविज्ञातासु (avijñātāsu) - with unknown (women) (among unknown, with unknown)

(adjective)

Locative, feminine, plural of avijñātā

avijñātā - unknown, unrecognized, obscure, not understood

Past Passive Participle

From 'a' (not) + 'vijñāta' (known). 'Vijñāta' is from prefix 'vi' + root 'jñā' (to know).

Compound type : nañ-tatpuruṣa (a+vijñāta)

• a – not, un-, non-
  indeclinable
  Negative prefix.
• vijñāta – known, understood, recognized
  adjective
  Past Passive Participle
  From 'vi' (distinctly) + root 'jñā' (to know).
  Prefix: vi
  Root: jñā (class 9)

च (ca) - and (and, also, moreover)

(indeclinable)

Conjunctive particle.

स्त्रीषु (strīṣu) - with women (among women, with women)

(noun)

Locative, feminine, plural of strī

strī - woman, wife, female

क्लीबासु (klībāsu) - with impotent (women) (among impotent (persons), with eunuchs, with effeminate (women))

(adjective)

Locative, feminine, plural of klībā

klība - impotent, eunuch, hermaphrodite, timid, effeminate

स्वैरिणीषु (svairiṇīṣu) - with unchaste women (among unchaste women, with independent women, with loose women)

(noun)

Locative, feminine, plural of svairiṇī

svairiṇī - unchaste woman, loose woman, prostitute, independent woman (who goes her own way)

From 'svaira' (self-willed) + suffix 'iṇī'.

च (ca) - and (and, also, moreover)

(indeclinable)

Conjunctive particle.

परभार्यासु (parabhāryāsu) - with the wives of others (among wives of others, with other men's wives)

(noun)

Locative, feminine, plural of parabhāryā

parabhāryā - another's wife, wife of another man

Compound of 'para' (other) and 'bhāryā' (wife).

Compound type : ṣaṣṭhī-tatpuruṣa (para+bhāryā)

• para – other, another, supreme, distant
  adjective
• bhāryā – wife, woman to be supported
  noun (feminine)
  Gerundive
  Derived from root 'bhṛ' (to bear, support) + suffix 'yā'.
  Root: bhṛ (class 3)

कन्यासु (kanyāsu) - with maidens (among maidens, with unmarried girls)

(noun)

Locative, feminine, plural of kanyā

kanyā - maiden, unmarried girl, virgin, daughter

न (na) - not (not, no)

(indeclinable)

Negative particle.

आचरेत् (ācaret) - one should engage in (one should perform, one should behave, one should practice)

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of ācar

Optative Mood

3rd person singular, optative mood, active voice. Root 'car' (to move, wander, perform) with prefix 'ā'.

Prefix: ā

Root: car (class 1)

मैथुनम् (maithunam) - sexual intercourse (sexual intercourse, cohabitation, union)

(noun)

Accusative, neuter, singular of maithuna

maithuna - sexual intercourse, cohabitation, coupling, union, a pair

From 'mithuna' (pair, couple).

नृपः (nṛpaḥ) - a king (king, ruler)

(noun)

Nominative, masculine, singular of nṛpa

nṛpa - king, ruler, protector of men

Compound of 'nṛ' (man) + root 'pā' (to protect).

Compound type : tatpuruṣa (nṛ+pā)

• nṛ – man, person, male
  noun (masculine)
  Stem of 'nṛ'.
• pā – to protect, guard, cherish, rule
  verb
  Verb root used to form nouns (one who protects).
  Root: pā (class 2)

Note: Subject of the sentence.