योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-94, verse-20

व्यवहारेषु मग्नेन लौकिकेष्वमलात्मना ।
क्षणाद्विस्मर्यते पुंसा आतिवाहिकमात्मनः ॥ २० ॥

vyavahāreṣu magnena laukikeṣvamalātmanā ,
kṣaṇādvismaryate puṃsā ātivāhikamātmanaḥ 20

20. vyavahāreṣu magnena laukikeṣu amala ātmanā
kṣaṇāt vismaryate puṃsā ātivāhikam ātmanaḥ

20. amala ātmanā puṃsā laukikeṣu vyavahāreṣu
magnena ātmanaḥ ātivāhikam kṣaṇāt vismaryate

20. Even by a person whose inner self (ātman) is pure, if they become immersed in worldly affairs, the subtle transmigrating body (ātivāhika) of their self (ātman) is instantly forgotten.

Words meanings summery:

• व्यवहारेषु (vyavahāreṣu) - in dealings, in transactions, in affairs, in practices

• मग्नेन (magnena) - by one who is immersed, by one who is submerged, by one who is absorbed

• लौकिकेषु (laukikeṣu) - in worldly matters, in mundane things, in common affairs

• अमल (amala) - stainless, pure, immaculate, spotless

• आत्मना (ātmanā) - by the self, by the soul, by the spirit, by oneself

• क्षणात् (kṣaṇāt) - in an instant, immediately, from a moment

• विस्मर्यते (vismaryate) - is forgotten

• पुंसा (puṁsā) - by a person, by a man

• आतिवाहिकम् (ātivāhikam) - the subtle body, the transmigrating body

• आत्मनः (ātmanaḥ) - of the self, of the soul, of the spirit

Words meanings and morphology

व्यवहारेषु (vyavahāreṣu) - in dealings, in transactions, in affairs, in practices

(noun)

Locative, masculine, plural of vyavahāra

vyavahāra - transaction, conduct, usage, custom, affair

Prefixes: vi+ava

Root: hṛ (class 1)

मग्नेन (magnena) - by one who is immersed, by one who is submerged, by one who is absorbed

(adjective)

Instrumental, masculine, singular of magna

magna - immersed, submerged, absorbed, drowned

Past Passive Participle

Root: maj (class 6)

लौकिकेषु (laukikeṣu) - in worldly matters, in mundane things, in common affairs

(adjective)

Locative, masculine, plural of laukika

laukika - worldly, mundane, secular, common

Derived from `loka` (world) with `ṭhaK` suffix.

अमल (amala) - stainless, pure, immaculate, spotless

(adjective)

masculine, singular of amala

amala - stainless, pure, immaculate, spotless

Compound type : nañ-tatpuruṣa (a+mala)

• a – not, un-, non-
  indeclinable
• mala – impurity, dirt, stain
  noun (neuter)

Note: Part of a compound `amalātmanā`.

आत्मना (ātmanā) - by the self, by the soul, by the spirit, by oneself

(noun)

Instrumental, masculine, singular of ātman

ātman - self, soul, spirit, essence, ego, mind

Note: In `amalātmanā`.

क्षणात् (kṣaṇāt) - in an instant, immediately, from a moment

(noun)

Ablative, masculine, singular of kṣaṇa

kṣaṇa - moment, instant, short time

विस्मर्यते (vismaryate) - is forgotten

(verb)

3rd person , singular, passive, present (laṭ) of vismṛ

Prefix: vi

Root: smṛ (class 1)

पुंसा (puṁsā) - by a person, by a man

(noun)

Instrumental, masculine, singular of puṃs

puṁs - man, person, male

आतिवाहिकम् (ātivāhikam) - the subtle body, the transmigrating body

(adjective)

Nominative, neuter, singular of ātivāhika

ātivāhika - belonging to transmigration, leading over, subtle body

From `ati-vah` (to carry over, to lead beyond).

Prefix: ati

Root: vah (class 1)

Note: Acting as a noun, subject of the passive verb 'vismaryate'.

आत्मनः (ātmanaḥ) - of the self, of the soul, of the spirit

(noun)

Genitive, masculine, singular of ātman

ātman - self, soul, spirit, essence, ego, mind