A
E
I
O
U
200

This amphibian has brown, gold, cyan and blue variants in the popular game Minecraft.

What is an axolotl?

200

This sword was stuck in a large stone until someone worthy came around and removed it.

What is the Excalibur?

200

The missing link in "Black ___ Cream".

What is ice?

200

This is a 3-dimensional shape formed with eight indentical, triangular faces.

What is an octahedron?

200

You do this upon realising you've driven into the wrong road.

What is a U-turn?

400

This food or drink in Greek or Roman mythology is said to grant the drinker eternal youth.

What is ambrosia?

400

This verb describes the evoking of an emotion or response from another person (but isn't 'evoke'!).

What is elicit?

400

A term widely used in space movies, relations between the Milky Way and Andromeda could be described as this.

What is intergalactic?

400

Usually in the title of many musical works, a "magnum" this refers to an author's greatest work.

What is opus?

400

One who is feeling sick may say that they are this.

What is under the weather?

600

This infamously long word describes the opposition against the separation of the church and the state in politics.

What is antidisestablishmentarianism?

600

Commonly confused with etymology, the study of words, this is actually the study of insects.

What is entomology?

600

It's slogan is "Let's put a smile on your plate."

What is IHOP?

600

You need to think like "this" when traditional solutions don't seem to work.

What is outside the box?

600

Describing a perfect shadow, this term is used when light is blocked completely by a fully opaque object.

What is an umbra?

800

This library famously burned down in 48BC, though the fact of its complete destruction has experienced some debate.

What is (the Library of) Alexandria?

800

Winnie's sad, equine friend.

Who is Eeyore?

800

His rule of Russia in the 16th century as its first official tsar pushed the country from a medieval state to a fledgling empire, though his notorious temper and questionable form or rule earned him this name.

Who is Ivan the Terrible?

800

Somewhat between a monopoly and perfect competition in economics, this term refers to the splitting of power between a small group of elite members. 

What is an oligarchy?

800

This word is used to describe a husband who is submissively devoted to his wife, possibly referred to as the bottom in the couple.

What is uxorious?

1000

This condition causes involuntary lack of muscle coordination, leading to clumsiness or awkwardness.

What is ataxia?

1000

An unproven ability to gain knowledge of the world without physical senses, ESP is short for this.

What is Extrasensory Perception?

1000

Here's an effort to bring back a former, hated category: This word is the only one in the English language containing the string RXY.

What is interxylary?

1000

Link plays this title instrument in a popular 1998 Zelda game.

What is the ocarina?

1000
In text, this acronym is used when one is allowed to make a choice.

What is "uty"?