योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-25, verse-8

बाह्यात्परापतत्यन्तरपाने यत्नवर्जितः ।
योऽयं प्रपूरणः स्पर्शो विदुस्तमपि पूरकम् ॥ ८ ॥

bāhyātparāpatatyantarapāne yatnavarjitaḥ ,
yo'yaṃ prapūraṇaḥ sparśo vidustamapi pūrakam 8

8. bāhyāt parāpatati antaḥ apāne yatnavarjitaḥ yaḥ
ayam prapūraṇaḥ sparśaḥ viduḥ tam api pūrakam

8. yaḥ ayam yatnavarjitaḥ bāhyāt antaḥ apāne parāpatati prapūraṇaḥ sparśaḥ,
tam api pūrakam viduḥ

8. That filling sensation which, without conscious effort, returns inward from the outside into the apāna (downward-moving vital air), they also know as pūraka (inhalation).

Words meanings summery:

• बाह्यात् (bāhyāt) - from the outside, from the exterior

• परापतति (parāpatati) - returns inwardly (falls down, returns, flies back)

• अन्तः (antaḥ) - inside, within, inwardly

• अपाने (apāne) - in the downward-moving vital air

• यत्नवर्जितः (yatnavarjitaḥ) - devoid of effort, effortless

• यः (yaḥ) - who, which

• अयम् (ayam) - this

• प्रपूरणः (prapūraṇaḥ) - filling, completely filling

• स्पर्शः (sparśaḥ) - touch, contact, sensation

• विदुः (viduḥ) - they know, they understand

• तम् (tam) - that (one), him

• अपि (api) - even, also, too

• पूरकम् (pūrakam) - inhalation, filling

Words meanings and morphology

बाह्यात् (bāhyāt) - from the outside, from the exterior

(adjective)

Ablative, masculine, singular of bāhya

bāhya - external, outside, belonging to the outside

Derived from `bahis` (outside) + `ya` suffix.

परापतति (parāpatati) - returns inwardly (falls down, returns, flies back)

(verb)

3rd person , singular, active, present (laṭ) of pat

Present tense, 3rd person singular, active voice.

Root `pat` (1st class, `patati`) with `parā` prefix.

Prefix: parā

Root: pat (class 1)

अन्तः (antaḥ) - inside, within, inwardly

(indeclinable)

अपाने (apāne) - in the downward-moving vital air

(noun)

Locative, masculine, singular of apāna

apāna - downward-moving vital air, one of the five prāṇas

Derived from `ap` (away, down) + `an` (to breathe).

Prefix: apa

Root: an (class 2)

यत्नवर्जितः (yatnavarjitaḥ) - devoid of effort, effortless

(adjective)

Nominative, masculine, singular of yatnavarjita

yatnavarjita - devoid of effort, effortless

Tatpurusha compound.

Compound type : tatpuruṣa (yatna+varjita)

• yatna – effort, exertion, attempt
  noun (masculine)
  Root: yat (class 1)
• varjita – abandoned, avoided, devoid of, excluded
  adjective (masculine)
  Past Passive Participle
  Derived from root `vṛj` (to avoid, to abandon).
  Root: vṛj (class 10)

Note: Qualifies `yaḥ` and `sparśaḥ`.

यः (yaḥ) - who, which

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

अयम् (ayam) - this

(pronoun)

Nominative, masculine, singular of idam

idam - this

प्रपूरणः (prapūraṇaḥ) - filling, completely filling

(adjective)

Nominative, masculine, singular of prapūraṇa

prapūraṇa - filling, completion, nourishing

Derived from root `pṛ` (to fill) with prefix `pra`.

Prefix: pra

Root: pṛ (class 9)

Note: Qualifies `sparśaḥ`.

स्पर्शः (sparśaḥ) - touch, contact, sensation

(noun)

Nominative, masculine, singular of sparśa

sparśa - touch, contact, sensation

Derived from root `spṛś` (to touch).

Root: spṛś (class 6)

Note: Subject of the relative clause.

विदुः (viduḥ) - they know, they understand

(verb)

3rd person , plural, active, perfect (liṭ) of vid

Perfect tense, 3rd person plural, active voice.

Root `vid` (2nd class, `vetti`), irregular perfect.

Root: vid (class 2)

Note: Refers to 'experts' or 'yogis' implied.

तम् (tam) - that (one), him

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

Note: Object of `viduḥ`.

अपि (api) - even, also, too

(indeclinable)

पूरकम् (pūrakam) - inhalation, filling

(noun)

Accusative, masculine, singular of pūraka

pūraka - inhalation, filling, one who fills

Derived from root `pṛ` (to fill) + `aka` suffix.

Root: pṛ (class 9)

Note: The object `tam` refers to `pūrakam`.