महाभारतः mahābhārataḥ - book-11, chapter-4, verse-4

अमेध्यमध्ये वसति मांसशोणितलेपने ।
ततस्तु वायुवेगेन ऊर्ध्वपादो ह्यधःशिराः ॥४॥

4. amedhyamadhye vasati māṁsaśoṇitalepane ,
tatastu vāyuvegena ūrdhvapādo hyadhaḥśirāḥ.

4. amedhyamadhye vasati māṃsaśoṇitalepane tataḥ
tu vāyuvegena ūrdhvapādaḥ hi adhaḥśirāḥ

4. amedhyamadhye māṃsaśoṇitalepane vasati tataḥ
tu vāyuvegena hi ūrdhvapādaḥ adhaḥśirāḥ

4. The fetus dwells amidst impurity, coated with flesh and blood. Then, indeed, by the force of the vital air (or birth wind), it assumes a position with its feet upwards and head downwards.

Words meanings summery:

• अमेध्यमध्ये (amedhyamadhye) - within the mother's womb, an impure environment from a ritualistic perspective (in the midst of impurity/unclean matter)

• वसति (vasati) - dwells, lives

• मांसशोणितलेपने (māṁsaśoṇitalepane) - in a coating of flesh and blood, smeared with flesh and blood

• ततः (tataḥ) - then, thereafter

• तु (tu) - but, indeed, however

• वायुवेगेन (vāyuvegena) - by the force of the vital breath (prāṇa) or the winds of birth (by the force of wind/air, by the vital air)

• ऊर्ध्वपादः (ūrdhvapādaḥ) - referring to the position of the fetus before birth (with feet upwards, having upward feet)

• हि (hi) - indeed, for, surely

• अधःशिराः (adhaḥśirāḥ) - referring to the position of the fetus before birth (with head downwards, having a downward head)

Words meanings and morphology

अमेध्यमध्ये (amedhyamadhye) - within the mother's womb, an impure environment from a ritualistic perspective (in the midst of impurity/unclean matter)

(noun)

Locative, neuter, singular of amedhyamadhya

amedhyamadhya - the midst of impure matter/substance

Compound type : tatpuruṣa (amedhya+madhya)

• amedhya – impure, unclean, unfit for sacrifice
  adjective (neuter)
  Nañ-tatpuruṣa compound: 'a' (not) + 'medhya' (fit for sacrifice/pure).
• madhya – middle, midst, center
  noun (neuter)

वसति (vasati) - dwells, lives

(verb)

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

Present Active

From root vas, present tense, 3rd person singular active.

Root: vas (class 1)

मांसशोणितलेपने (māṁsaśoṇitalepane) - in a coating of flesh and blood, smeared with flesh and blood

(noun)

Locative, neuter, singular of māṃsaśoṇitalepana

māṁsaśoṇitalepana - a plaster, coating, or smearing of flesh and blood

Compound type : tatpuruṣa (māṃsa+śoṇita+lepana)

• māṃsa – flesh, meat
  noun (neuter)
• śoṇita – blood
  noun (neuter)
• lepana – smearing, plastering, anointing, a coating
  noun (neuter)
  Derived from root lip ('to smear').
  Root: lip

ततः (tataḥ) - then, thereafter

(indeclinable)

तु (tu) - but, indeed, however

(indeclinable)

वायुवेगेन (vāyuvegena) - by the force of the vital breath (prāṇa) or the winds of birth (by the force of wind/air, by the vital air)

(noun)

Instrumental, masculine, singular of vāyuvega

vāyuvega - force/speed of wind; vital air's force

Compound type : tatpuruṣa (vāyu+vega)

• vāyu – wind, air, vital breath (prāṇa)
  noun (masculine)
  Derived from root vā ('to blow').
  Root: vā
• vega – speed, force, impulse, current
  noun (masculine)
  Derived from root vij ('to move quickly').
  Root: vij

ऊर्ध्वपादः (ūrdhvapādaḥ) - referring to the position of the fetus before birth (with feet upwards, having upward feet)

(adjective)

Nominative, masculine, singular of ūrdhvapāda

ūrdhvapāda - having feet upwards

Compound type : bahuvrīhi (ūrdhva+pāda)

• ūrdhva – upwards, elevated, high
  adjective (neuter)
• pāda – foot, leg, quarter, ray
  noun (masculine)

हि (hi) - indeed, for, surely

(indeclinable)

अधःशिराः (adhaḥśirāḥ) - referring to the position of the fetus before birth (with head downwards, having a downward head)

(adjective)

Nominative, masculine, singular of adhaḥśiras

adhaḥśiras - having the head downwards

Compound type : bahuvrīhi (adhas+śiras)

• adhas – downwards, below, underneath
  indeclinable
• śiras – head
  noun (neuter)