Allow

ALLOW

-verb

1. (trans.) to permit (to do something); let

2. (trans.) to set aside

3. (trans.) to let enter or stay

4. (trans.) to acknowledge or concede (a point, claim, etc.)

5. (trans.) to let have; grant  

6. (intr.) followed by “for” . to take into account

7. (intr.) often followed by “of” . to permit; admit

8. (trans.; may take a clause as object) (US, dialect) to assert; maintain

9. (trans.) (archaic) to approve; accept

All the ingredients

To allow an escape:

A door, a boat,

A demon perhaps