Ocammy's egg yolk is the secret behind Gilderoy Lockhart's flawless skin.

Dragon heartstring can produce the most powerful wand.

Choranaptyxis is the ability of magical creature to fit in any available space.

Wand elbow is the term used for a middle part of the wand.

No-Maj is the equal term for Muggle

Legilimency is the magical act to read someone's mind.

Rappaport's Law is the law to ban any magical creature coming to American ports from overseas.