योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-81, verse-42

तथाप्याक्रान्तवान्विश्व ज्ञातो गोपायति क्षणात् ।
जगद्धानाकणं बाल इवाहो घनमायिता ॥ ४२ ॥

tathāpyākrāntavānviśva jñāto gopāyati kṣaṇāt ,
jagaddhānākaṇaṃ bāla ivāho ghanamāyitā 42

42. tathā api ākrāntavān viśvam jñātaḥ gopāyati
kṣaṇāt jagat dhānākaṇam bālaḥ iva aho ghanamāyitā

42. tathā api jñātaḥ viśvam ākrāntavān [san] kṣaṇāt gopāyati.
jagat dhānākaṇam bālaḥ iva [aste].
aho ghanamāyitā.

42. Yet, the known one, having pervaded the entire universe, instantly conceals (it). The world (then appears as insignificant as) a grain of seed or a child. Oh, what a profound illusion (māyā)!

Words meanings summery:

• तथा (tathā) - thus, so, in that manner, just so

• अपि (api) - even, also, too, although, but, yet

• आक्रान्तवान् (ākrāntavān) - having pervaded, having overcome, having conquered

• विश्वम् (viśvam) - the universe, the whole, all

• ज्ञातः (jñātaḥ) - Refers to the Supreme Being as 'the known one'. (known, understood, recognized)

• गोपायति (gopāyati) - Here in the sense of 'conceals' given the context of māyā. (protects, guards, conceals, hides)

• क्षणात् (kṣaṇāt) - instantly, in a moment, from a moment

• जगत् (jagat) - world, universe

• धानाकणम् (dhānākaṇam) - a grain of seed, a particle of grain

• बालः (bālaḥ) - child, boy, young one, naive

• इव (iva) - like, as, as if

• अहो (aho) - oh!, alas!, ah! (exclamation of wonder or sorrow)

• घनमायिता (ghanamāyitā) - profound illusion, dense (māyā)

Words meanings and morphology

तथा (tathā) - thus, so, in that manner, just so

(indeclinable)

Adverb of manner.

अपि (api) - even, also, too, although, but, yet

(indeclinable)

Particle often used for emphasis or concession.

आक्रान्तवान् (ākrāntavān) - having pervaded, having overcome, having conquered

(adjective)

Nominative, masculine, singular of ākrāntavat

ākrāntavat - having pervaded, having overcome, having conquered, having attacked

Past Active Participle

Derived from root `kram` (to step, go) with prefix `ā-` and `ktavat` suffix.

Prefix: ā

Root: kram (class 1)

Note: Forms a compound predicate with `jñātaḥ`.

विश्वम् (viśvam) - the universe, the whole, all

(noun)

Accusative, neuter, singular of viśva

viśva - universe, all, whole, entire

ज्ञातः (jñātaḥ) - Refers to the Supreme Being as 'the known one'. (known, understood, recognized)

(adjective)

Nominative, masculine, singular of jñāta

jñāta - known, understood, recognized, perceived

Past Passive Participle

Derived from root `jñā` (to know) with `kta` suffix.

Root: jñā (class 9)

Note: Agrees with the implied subject (Supreme Being).

गोपायति (gopāyati) - Here in the sense of 'conceals' given the context of māyā. (protects, guards, conceals, hides)

(verb)

3rd person , singular, active, present (lat) of gup

Present Indicative, 3rd Person Singular (causative/denominative form)

Derived from root `gup` (to protect, hide), often appears in the `āya` class (denominative or causative-like form).

Root: gup (class 10)

Note: Finite verb.

क्षणात् (kṣaṇāt) - instantly, in a moment, from a moment

(noun)

Ablative, masculine, singular of kṣaṇa

kṣaṇa - moment, instant, leisure, opportunity

Ablative case used adverbially for 'from a moment, instantly'.

जगत् (jagat) - world, universe

(noun)

Nominative, neuter, singular of jagat

jagat - world, universe, moving, living beings

Present Active Participle (from `gam`)

Derived from root `gam` (to go, move), but functions as a noun for 'world'.

Root: gam (class 1)

Note: Subject for the simile.

धानाकणम् (dhānākaṇam) - a grain of seed, a particle of grain

(noun)

Nominative, masculine, singular of dhānākaṇa

dhānākaṇa - a grain of seed, a particle of corn/grain

Compound.

Compound type : tatpurusha (dhānā+kaṇa)

• dhānā – grain, corn, seed
  noun (feminine)
• kaṇa – grain, particle, atom, drop
  noun (masculine)

Note: In apposition to `jagat` or as part of simile.

बालः (bālaḥ) - child, boy, young one, naive

(noun)

Nominative, masculine, singular of bāla

bāla - child, boy, young, naive, ignorant

Note: In apposition to `jagat` or as part of simile.

इव (iva) - like, as, as if

(indeclinable)

Particle used for comparison.

अहो (aho) - oh!, alas!, ah! (exclamation of wonder or sorrow)

(indeclinable)

Interjection.

घनमायिता (ghanamāyitā) - profound illusion, dense (māyā)

(noun)

Nominative, feminine, singular of ghanamāyitā

ghanamāyitā - profound illusion, dense (māyā), great power of illusion (māyā)

Compound. `ghana` (dense, profound) + `māyitā` (state of illusion).

Compound type : karmadhāraya (ghana+māyitā)

• ghana – dense, thick, profound, solid, cloud
  adjective (masculine/neuter)
• māyitā – state of illusion, delusiveness, being endowed with (māyā)
  noun (feminine)
  From `māyā` (illusion) + `tā` (suffix for state of being).

Note: Subject of the exclamation.