योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-94, verse-25

यदा तदाहमपरैर्व्यवहर्तुं महाम्बरे ।
प्रवृत्तो न च मां कश्चित्तत्र पश्यति चञ्चलम् ॥ २५ ॥

yadā tadāhamaparairvyavahartuṃ mahāmbare ,
pravṛtto na ca māṃ kaścittatra paśyati cañcalam 25

25. yadā tadā aham aparaiḥ vyavahartum mahāmbare
pravṛttaḥ na ca mām kaścit tatra paśyati cañcalam

25. yadā tadā aham mahāmbare aparaiḥ vyavahartum
pravṛttaḥ ca tatra kaścit mām cañcalam na paśyati

25. Then, I began to interact with others in the vast sky, but no one there perceived me, the restless one.

Words meanings summery:

• यदा (yadā) - when, at which time

• तदा (tadā) - then, at that time

• अहम् (aham) - I

• अपरैः (aparaiḥ) - with others

• व्यवहर्तुम् (vyavahartum) - to interact, to deal, to transact

• महाम्बरे (mahāmbare) - in the great sky/space

• प्रवृत्तः (pravṛttaḥ) - engaged, begun, proceeded

• न (na) - not, no

• च (ca) - and, also

• माम् (mām) - me

• कश्चित् (kaścit) - someone, anyone

• तत्र (tatra) - there

• पश्यति (paśyati) - sees, perceives

• चञ्चलम् (cañcalam) - restless, moving, unsteady

Words meanings and morphology

यदा (yadā) - when, at which time

(indeclinable)

तदा (tadā) - then, at that time

(indeclinable)

अहम् (aham) - I

(pronoun)

Nominative, singular of asmad

asmad - I, we

अपरैः (aparaiḥ) - with others

(adjective)

Instrumental, masculine, plural of apara

apara - other, different, subsequent

व्यवहर्तुम् (vyavahartum) - to interact, to deal, to transact

(infinitive)

महाम्बरे (mahāmbare) - in the great sky/space

(noun)

Locative, neuter, singular of mahāmbara

mahāmbara - great sky, vast space

Compound type : karmadhāraya (mahā+ambara)

• mahā – great, large
  adjective
• ambara – sky, space, garment
  noun (neuter)

प्रवृत्तः (pravṛttaḥ) - engaged, begun, proceeded

(participle)

Nominative, masculine, singular of pravṛtta

pravṛtta - engaged in, set out, active, commenced

Past Passive Participle

Derived from root √vṛt (to turn, to be) with prefix pra-.

Prefix: pra

Root: vṛt (class 1)

Note: Agrees with 'aham'.

न (na) - not, no

(indeclinable)

च (ca) - and, also

(indeclinable)

माम् (mām) - me

(pronoun)

Accusative, singular of asmad

asmad - I, we

कश्चित् (kaścit) - someone, anyone

(pronoun)

Nominative, masculine, singular of kaścid

kaścid - someone, anyone

तत्र (tatra) - there

(indeclinable)

पश्यति (paśyati) - sees, perceives

(verb)

3rd person , singular, active, present indicative (laṭ) of dṛś

Irregular present stem 'paśya'.

Root: dṛś (class 1)

चञ्चलम् (cañcalam) - restless, moving, unsteady

(adjective)

Accusative, masculine, singular of cañcala

cañcala - restless, moving, unsteady, fickle

Note: Agrees with 'mām'.