I may have gone a bit overboard with the last one, but here we go:
Easy: Friend’s Minecraft Server:
Creeper
Skeleton
Obsidian
Sheep
Sword
Cow
Pig
Mine
Medium: University’s Computers
Education
Research
Tuition
Scholarships
LiberalArts (kind of cheating with this one, to be honest. May change it.)
Hard: Linguist’s Laptop
Deoxyribonucleic
Metonymy
Superfluous
Antidisestablishmentarianism
Perspicacious