योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-18, verse-43

जगन्ति वातैरुह्यन्ते व्योम्नि शाल्मलितूलवत् ।
नोह्यन्ते चोपलानीव न च सन्त्येव कल्पनात् ॥ ४३ ॥

jaganti vātairuhyante vyomni śālmalitūlavat ,
nohyante copalānīva na ca santyeva kalpanāt 43

43. jaganti vātaiḥ uhyante vyomni śālmalitūlavat na
uhyante ca upalāni iva na ca santi eva kalpanāt

43. jaganti vātaiḥ vyomni śālmalitūlavat uhyante upalāni iva na ca uhyante,
na ca eva kalpanāt santi

43. The worlds are carried by the winds in space like silk-cotton down. Yet, they are not carried like stones, nor do they truly exist, being merely creations of imagination (kalpanā).

Words meanings summery:

• जगन्ति (jaganti) - the worlds, universes (worlds, moving things, living beings)

• वातैः (vātaiḥ) - by winds

• उह्यन्ते (uhyante) - are carried (are carried, are borne, are conveyed)

• व्योम्नि (vyomni) - in space (in the sky, in space, in the atmosphere)

• शाल्मलितूलवत् (śālmalitūlavat) - like silk-cotton down/floss

• न (na) - not

• उह्यन्ते (uhyante) - are carried (are carried, are borne, are conveyed)

• च (ca) - and (and, also)

• उपलानि (upalāni) - stones (stones, pebbles)

• इव (iva) - like (like, as, as if)

• न (na) - not

• च (ca) - nor (and, also)

• सन्ति (santi) - they exist (they are, they exist)

• एव (eva) - truly, at all (indeed, only, just)

• कल्पनात् (kalpanāt) - due to being mere mental creations (from imagination, due to mental creation)

Words meanings and morphology

जगन्ति (jaganti) - the worlds, universes (worlds, moving things, living beings)

(noun)

Nominative, neuter, plural of jagat

jagat - moving, living, the world, universe, people

Present Active Participle

From root gam (to go) by reduplication.

Root: gam (class 1)

Note: Subject of uhyante.

वातैः (vātaiḥ) - by winds

(noun)

Instrumental, masculine, plural of vāta

vāta - wind, air, breeze

Derived from root vā (to blow).

Root: vā (class 2)

Note: Agent of the passive verb uhyante.

उह्यन्ते (uhyante) - are carried (are carried, are borne, are conveyed)

(verb)

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

Present Tense, Passive Voice, 3rd Person Plural

Derived from root vah (class 1, parasmāipada). Passive form.

Root: vah (class 1)

व्योम्नि (vyomni) - in space (in the sky, in space, in the atmosphere)

(noun)

Locative, neuter, singular of vyoman

vyoman - sky, atmosphere, space, heaven

Formed from root vi + yam (to stretch out).

Prefix: vi

Root: yam (class 1)

Note: Locative of place.

शाल्मलितूलवत् (śālmalitūlavat) - like silk-cotton down/floss

(indeclinable)

Compound śālmalitūla + suffix vat (like).

Compound type : tatpurusha (śālmali+tūla+vat)

• śālmali – silk-cotton tree (Bombax malabaricum)
  noun (feminine)
• tūla – cotton, down, floss
  noun (neuter)
• vat – like, as if, similar to
  suffix
  Suffix forming adverbial comparison.

Note: Adverbial.

न (na) - not

(indeclinable)

Negation particle.

उह्यन्ते (uhyante) - are carried (are carried, are borne, are conveyed)

(verb)

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

Present Tense, Passive Voice, 3rd Person Plural

Derived from root vah (class 1, parasmāipada). Passive form.

Root: vah (class 1)

च (ca) - and (and, also)

(indeclinable)

Conjunction.

उपलानि (upalāni) - stones (stones, pebbles)

(noun)

Nominative, neuter, plural of upala

upala - stone, rock, jewel

Note: Part of comparison upalāni iva.

इव (iva) - like (like, as, as if)

(indeclinable)

Particle of comparison.

न (na) - not

(indeclinable)

Negation particle.

च (ca) - nor (and, also)

(indeclinable)

Conjunction.

सन्ति (santi) - they exist (they are, they exist)

(verb)

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

Present Tense, Active Voice, 3rd Person Plural

Derived from root as (class 2).

Root: as (class 2)

एव (eva) - truly, at all (indeed, only, just)

(indeclinable)

Emphatic particle.

कल्पनात् (kalpanāt) - due to being mere mental creations (from imagination, due to mental creation)

(noun)

Ablative, feminine, singular of kalpanā

kalpanā - imagination, mental conception, creation, arranging

Derived from root kḷp (to arrange, imagine).

Root: kḷp (class 1)

Note: Indicates the cause or origin.