1. It causes a jet of water to be produced from the tip of the caster's wand.   Furnunculus   Ennervate   Engorgio   Aguamenti   Hint Half-n-half Clue   2. It causes the victim article to be severed.   Episkey   Aguamenti   Diffindo   Avada Kedavra   Half-n-half Clue   3. It causes a door to unlock and open.   Alohomora   Incendio   Langlock   Ennervate   Half-n-half Clue   4. It causes minor injuries to be healed.   Aguamenti   Expecto Patronum   Episkey   Incendio   Half-n-half Clue   5. It causes the caster to be protected.   Alohomora   Expecto Patronum   Finite Incantatem   Diffindo   Half-n-half Clue   6. It causes instant death.   Incarcerous   Avada Kedavra   Aguamenti   Densaugeo   Half-n-half Clue   7. It causes a door to get locked.   Aguamenti   Finite Incantatem   Colloportus   Locomotor Mortis   Half-n-half Clue