Answer:
What is it that you must give before you can keep it
What is something yet nothing, but if you fill it up it will disappear?
The main difference between us and zombies
Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?
What Can Fly Without Wings
When is it bad luck to see a black cat?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?