महाभारतः mahābhārataḥ - book-13, chapter-107, verse-22

पुरीषमूत्रे नोदीक्षेन्नाधितिष्ठेत्कदाचन ।
उदक्यया च संभाषां न कुर्वीत कदाचन ॥२२॥

22. purīṣamūtre nodīkṣennādhitiṣṭhetkadācana ,
udakyayā ca saṁbhāṣāṁ na kurvīta kadācana.

22. purīṣamūtre na udīkṣet na adhitiṣṭhet kadācana
udakyayā ca saṃbhāṣām na kurvīta kadācana

22. kadācana purīṣamūtre na udīkṣet na adhitiṣṭhet
ca kadācana udakyayā saṃbhāṣām na kurvīta

22. One should never look at or step over excrement and urine. Also, one should never engage in conversation with a menstruating woman.

Words meanings summery:

• पुरीषमूत्रे (purīṣamūtre) - excrement and urine

• न (na) - not, no

• उदीक्षेत् (udīkṣet) - one should look at (in an unseemly way, or stare into) (one should look at, one should see)

• न (na) - not, no

• अधितिष्ठेत् (adhitiṣṭhet) - one should stand upon, one should step over

• कदाचन (kadācana) - never (when used with `na`) (ever, at any time)

• उदक्यया (udakyayā) - with a menstruating woman

• च (ca) - and, also

• संभाषाम् (saṁbhāṣām) - conversation, speaking together

• न (na) - not, no

• कुर्वीत (kurvīta) - one should do, one should perform

• कदाचन (kadācana) - never (when used with `na`) (ever, at any time)

Words meanings and morphology

पुरीषमूत्रे (purīṣamūtre) - excrement and urine

(noun)

Accusative, neuter, dual of purīṣamūtra

purīṣamūtra - excrement and urine

Dvandva compound of purīṣa (excrement) and mūtra (urine).

Compound type : dvandva (purīṣa+mūtra)

• purīṣa – feces, excrement, dung
  noun (neuter)
• mūtra – urine
  noun (neuter)

Note: Objects of 'udīkṣet' and 'adhitiṣṭhet'.

न (na) - not, no

(indeclinable)

उदीक्षेत् (udīkṣet) - one should look at (in an unseemly way, or stare into) (one should look at, one should see)

(verb)

3rd person , singular, active, optative (vidhiliṅ) of udīkṣ

Optative mood, Parasmaipada, 3rd person singular

From ud-√īkṣ (to look). Root √īkṣ, 1st class (īkṣate), with upasarga ud.

Prefix: ud

Root: īkṣ (class 1)

न (na) - not, no

(indeclinable)

अधितिष्ठेत् (adhitiṣṭhet) - one should stand upon, one should step over

(verb)

3rd person , singular, active, optative (vidhiliṅ) of adhitiṣṭh

Optative mood, Parasmaipada, 3rd person singular

From adhi-√sthā (to stand). Root √sthā, 1st class (tiṣṭhati), with upasarga adhi.

Prefix: adhi

Root: sthā (class 1)

कदाचन (kadācana) - never (when used with `na`) (ever, at any time)

(indeclinable)

Formed from `kadā` (when) + `cana` (indefinite particle).

उदक्यया (udakyayā) - with a menstruating woman

(noun)

Instrumental, feminine, singular of udakyā

udakyā - menstruating woman, a woman in her menses

From udaka (water) + ya (suffix) in the sense of being secluded/purified after contact with water, or simply 'being in menses'.

च (ca) - and, also

(indeclinable)

संभाषाम् (saṁbhāṣām) - conversation, speaking together

(noun)

Accusative, feminine, singular of saṃbhāṣā

saṁbhāṣā - conversation, discourse, speaking together

From sam-√bhāṣ (to speak, converse) + a (suffix).

Prefix: sam

Root: bhāṣ (class 1)

Note: Object of 'kurvīta'.

न (na) - not, no

(indeclinable)

कुर्वीत (kurvīta) - one should do, one should perform

(verb)

3rd person , singular, middle, optative (vidhiliṅ) of kṛ

Optative mood, Ātmanepada, 3rd person singular

Root √kṛ, 8th class, optative, ātmanepada, 3rd singular.

Root: kṛ (class 8)

कदाचन (kadācana) - never (when used with `na`) (ever, at any time)

(indeclinable)

Formed from `kadā` (when) + `cana` (indefinite particle).