महाभारतः mahābhārataḥ - book-11, chapter-2, verse-18

अनिष्टसंप्रयोगाच्च विप्रयोगात्प्रियस्य च ।
मनुष्या मानसैर्दुःखैर्युज्यन्ते येऽल्पबुद्धयः ॥१८॥

18. aniṣṭasaṁprayogācca viprayogātpriyasya ca ,
manuṣyā mānasairduḥkhairyujyante ye'lpabuddhayaḥ.

18. aniṣṭasaṃprayogāt ca viprayogāt priyasya ca manuṣyāḥ
mānasaiḥ duḥkhaiḥ yujyante ye alpabuddhayaḥ

18. ye alpabuddhayaḥ manuṣyāḥ aniṣṭasaṃprayogāt ca
priyasya viprayogāt ca mānasaiḥ duḥkhaiḥ yujyante

18. Humans of limited understanding are afflicted by mental sorrows both from contact with what is undesirable and from separation from what is dear.

Words meanings summery:

• अनिष्टसंप्रयोगात् (aniṣṭasaṁprayogāt) - from contact with the undesirable, from union with what is disliked

• च (ca) - and

• विप्रयोगात् (viprayogāt) - from separation, from disjunction

• प्रियस्य (priyasya) - of the dear, of what is beloved

• च (ca) - and

• मनुष्याः (manuṣyāḥ) - humans, people, men

• मानसैः (mānasaiḥ) - by mental, by those related to the mind

• दुःखैः (duḥkhaiḥ) - by sorrows, by sufferings

• युज्यन्ते (yujyante) - are afflicted, are joined, are bound

• ये (ye) - who, those who

• अल्पबुद्धयः (alpabuddhayaḥ) - those of little intelligence, foolish

Words meanings and morphology

अनिष्टसंप्रयोगात् (aniṣṭasaṁprayogāt) - from contact with the undesirable, from union with what is disliked

(noun)

Ablative, masculine, singular of aniṣṭasaṃprayoga

aniṣṭasaṁprayoga - contact with the undesirable, union with what is disliked

Compound type : tatpuruṣa (aniṣṭa+saṃprayoga)

• aniṣṭa – undesirable, disliked, unpleasant
  adjective (masculine/feminine/neuter)
  Past Passive Participle
  Formed from the root iṣ (to wish) with the negative prefix an- and the suffix -ta.
  Prefix: an
  Root: iṣ (class 4)
• saṃprayoga – contact, union, conjunction, connection
  noun (masculine)
  From the root yuj (to join) with prefixes sam and pra.
  Prefixes: sam+pra
  Root: yuj (class 7)

च (ca) - and

(indeclinable)

Conjunction.

विप्रयोगात् (viprayogāt) - from separation, from disjunction

(noun)

Ablative, masculine, singular of viprayoga

viprayoga - separation, disjunction, parting

From the root yuj (to join) with prefixes vi and pra.

Prefixes: vi+pra

Root: yuj (class 7)

प्रियस्य (priyasya) - of the dear, of what is beloved

(adjective)

Genitive, masculine, singular of priya

priya - dear, beloved, pleasing, desired

Root: prī (class 9)

च (ca) - and

(indeclinable)

Conjunction.

मनुष्याः (manuṣyāḥ) - humans, people, men

(noun)

Nominative, masculine, plural of manuṣya

manuṣya - human, man, person

Root: man

मानसैः (mānasaiḥ) - by mental, by those related to the mind

(adjective)

Instrumental, masculine, plural of mānasa

mānasa - mental, belonging to the mind, spiritual

Derived from manas (mind).

Root: man

Note: Agrees with duḥkhaiḥ.

दुःखैः (duḥkhaiḥ) - by sorrows, by sufferings

(noun)

Instrumental, masculine, plural of duḥkha

duḥkha - sorrow, suffering, misery, pain

युज्यन्ते (yujyante) - are afflicted, are joined, are bound

(verb)

3rd person , plural, passive, present (laṭ) of yuj

Present, Ātmanepada, 3rd person plural (Passive voice)

Root yuj (class 7) in passive form.

Root: yuj (class 7)

ये (ye) - who, those who

(pronoun)

Nominative, masculine, plural of yad

yad - who, which, what

Relative pronoun, nominative plural masculine.

अल्पबुद्धयः (alpabuddhayaḥ) - those of little intelligence, foolish

(adjective)

Nominative, masculine, plural of alpabuddhi

alpabuddhi - of little intelligence, foolish, ignorant

Compound type : bahuvrīhi (alpa+buddhi)

• alpa – little, small, few
  adjective (masculine/feminine/neuter)
• buddhi – intelligence, understanding, perception, mind
  noun (feminine)
  From the root budh (to awaken, to know).
  Root: budh (class 1)