Lesson 4

Vanish

• To appear suddenly

• To disappear; disappear suddenly

• To become visible

• To remain in place

Vapor

• Moisture in the air that can be seen; fog; mist

• A type of gas that is invisible

• A solid substance that has evaporated

• A liquid that has frozen

Descend

• Go or come down from a higher place to a lower level

• To rise or go up to a higher place

• To move sideways or laterally

• To remain at the same level without moving

Predict

• Tell beforehand

• Guess after the fact

• Make a random choice

• Assume without evidence

Theory

• A scientific law that has been proven

• A hypothesis that has not been tested

• Explanation based on thought, observation or reasoning

• A collection of unrelated facts

Villain

• A very wicked person

• A heroic figure

• A misunderstood character

• A loyal friend

Humid

• Dry

• Moist; damp

• Hot

• Cold

Utilize

• Make use of

• Ignore

• Misuse

• Abandon

Eliminate

• Get rid of; remove; omit

• Include; add; retain

• Ignore; overlook; neglect

• Accept; embrace; welcome

Dense

• Closely packed together; thick

• Sparsely arranged; thin

• Easily spread out; loose

• Lightweight and airy