महाभारतः mahābhārataḥ - book-12, chapter-34, verse-20

अधर्मरूपो धर्मो हि कश्चिदस्ति नराधिप ।
धर्मश्चाधर्मरूपोऽस्ति तच्च ज्ञेयं विपश्चिता ॥२०॥

20. adharmarūpo dharmo hi kaścidasti narādhipa ,
dharmaścādharmarūpo'sti tacca jñeyaṁ vipaścitā.

20. adharmarūpaḥ dharmaḥ hi kaścit asti narādhipa
dharmaḥ ca adharmarūpaḥ asti tat ca jñeyam vipaścitā

20. narādhipa hi kaścit dharmaḥ adharmarūpaḥ asti,
ca adharmarūpaḥ dharmaḥ asti,
tat ca vipaścitā jñeyam

20. O King, indeed, sometimes a certain natural law (dharma) appears as unrighteousness (adharma), and conversely, unrighteousness (adharma) can appear as natural law (dharma). This distinction should be known by a discerning person.

Words meanings summery:

• अधर्मरूपः (adharmarūpaḥ) - appears as unrighteousness (adharma) (having the form/appearance of unrighteousness)

• धर्मः (dharmaḥ) - natural law (dharma) (natural law, constitution, righteousness, duty)

• हि (hi) - indeed, certainly, because

• कश्चित् (kaścit) - a certain (dharma) (someone, something, a certain)

• अस्ति (asti) - is, exists

• नराधिप (narādhipa) - O King (O lord of men, O king)

• धर्मः (dharmaḥ) - natural law (dharma) (natural law, constitution, righteousness, duty)

• च (ca) - and conversely (and, also)

• अधर्मरूपः (adharmarūpaḥ) - unrighteousness (adharma) can appear as (having the form/appearance of unrighteousness)

• अस्ति (asti) - is, exists

• तत् (tat) - this (distinction) (that, this)

• च (ca) - and, also

• ज्ञेयम् (jñeyam) - should be known (to be known, knowable)

• विपश्चिता (vipaścitā) - by a discerning person (by the wise person, by the discerning one)

Words meanings and morphology

अधर्मरूपः (adharmarūpaḥ) - appears as unrighteousness (adharma) (having the form/appearance of unrighteousness)

(adjective)

Nominative, masculine, singular of adharmarūpa

adharmarūpa - having the form of adharma, appearing as unrighteousness

Compound type : bahuvrīhi (adharma+rūpa)

• adharma – unrighteousness, that which is contrary to natural law
  noun (masculine)
  Prefix: a
  Root: dhṛ (class 1)
• rūpa – form, appearance, nature
  noun (neuter)

धर्मः (dharmaḥ) - natural law (dharma) (natural law, constitution, righteousness, duty)

(noun)

Nominative, masculine, singular of dharma

dharma - natural law, constitution, righteousness, duty, virtue, custom

Root: dhṛ (class 1)

हि (hi) - indeed, certainly, because

(indeclinable)

कश्चित् (kaścit) - a certain (dharma) (someone, something, a certain)

(pronoun)

Nominative, masculine, singular of kaścit

kaścit - someone, something, a certain, any

अस्ति (asti) - is, exists

(verb)

3rd person , singular, active, present (laṭ) of as

Present tense, 3rd person singular

Root verb as, Parasmaipada, Present indicative, 3rd singular.

Root: as (class 2)

नराधिप (narādhipa) - O King (O lord of men, O king)

(noun)

Vocative, masculine, singular of narādhipa

narādhipa - lord of men, king, ruler

Compound type : tatpuruṣa (nara+adhipa)

• nara – man, human being
  noun (masculine)
• adhipa – lord, ruler, king
  noun (masculine)
  Prefix: adhi
  Root: pā (class 1)

धर्मः (dharmaḥ) - natural law (dharma) (natural law, constitution, righteousness, duty)

(noun)

Nominative, masculine, singular of dharma

dharma - natural law, constitution, righteousness, duty, virtue, custom

Root: dhṛ (class 1)

च (ca) - and conversely (and, also)

(indeclinable)

अधर्मरूपः (adharmarūpaḥ) - unrighteousness (adharma) can appear as (having the form/appearance of unrighteousness)

(adjective)

Nominative, masculine, singular of adharmarūpa

adharmarūpa - having the form of adharma, appearing as unrighteousness

Compound type : bahuvrīhi (adharma+rūpa)

• adharma – unrighteousness, that which is contrary to natural law
  noun (masculine)
  Prefix: a
  Root: dhṛ (class 1)
• rūpa – form, appearance, nature
  noun (neuter)

अस्ति (asti) - is, exists

(verb)

3rd person , singular, active, present (laṭ) of as

Present tense, 3rd person singular

Root verb as, Parasmaipada, Present indicative, 3rd singular.

Root: as (class 2)

तत् (tat) - this (distinction) (that, this)

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

च (ca) - and, also

(indeclinable)

ज्ञेयम् (jñeyam) - should be known (to be known, knowable)

(adjective)

Nominative, neuter, singular of jñeya

jñeya - to be known, knowable, comprehensible

Gerundive / Future Passive Participle

Derived from root jñā with suffix -eya.

Root: jñā (class 9)

विपश्चिता (vipaścitā) - by a discerning person (by the wise person, by the discerning one)

(noun)

Instrumental, masculine, singular of vipaścit

vipaścit - wise, discerning, learned, intelligent person